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【高考干文】2019年全国II卷高考优秀干文缀编

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2019年10月31日 00:24

【<】【b】【r】【>】【 】【 】【在】【中】【考】【英】【语】【试】【卷】【中】【,】【动】【词】【不】【定】【式】【的】【固】【定】【结】【构】【是】【考】【查】【的】【重】【点】【。】【为】【了】【帮】【助】【同】【学】【们】【系】【统】【掌】【握】【这】【一】【语】【法】【重】【点】【,】【本】【文】【将】【初】【中】【英】【语】【中】【不】【定】【式】【常】【用】【的】【句】【型】【及】【固】【定】【搭】【配】【进】【行】【归】【纳】【。】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【 】【1】【.】【主】【语】【+】【谓】【语】【动】【词】【+】【 】【t】【o】【 】【d】【o】【 】【s】【t】【h】【.】【(】【不】【定】【式】【作】【宾】【语】【)】【 】【<】【b】【r】【>】【 】【 】【此】【句】【型】【中】【常】【用】【的】【动】【词】【有】【w】【a】【n】【t】【,】【 】【f】【a】【i】【l】【,】【 】【d】【e】【c】【i】【d】【e】【,】【 】【h】【o】【p】【e】【,】【 】【a】【g】【r】【e】【e】【,】【 】【c】【h】【o】【o】【s】【e】【,】【 】【w】【i】【s】【h】【,】【 】【l】【e】【a】【r】【n】【,】【 】【e】【x】【p】【e】【c】【t】【等】【。】【例】【如】【:】【<】【b】【r】【>】【 】【 】【I】【 】【w】【a】【n】【t】【 】【t】【o】【 】【b】【u】【y】【 】【a】【 】【n】【e】【w】【 】【b】【o】【o】【k】【.】【<】【b】【r】【>】【 】【 】【S】【h】【e】【 】【h】【o】【p】【e】【s】【 】【t】【o】【 】【b】【e】【 】【a】【 】【t】【e】【a】【c】【h】【e】【r】【.】【<】【b】【r】【>】【 】【 】【2】【.】【主】【语】【+】【谓】【语】【动】【词】【+】【宾】【语】【+】【 】【t】【o】【 】【d】【o】【 】【s】【t】【h】【.】【(】【不】【定】【式】【作】【宾】【语】【补】【足】【语】【)】【<】【b】【r】【>】【 】【 】【此】【句】【型】【中】【常】【用】【的】【动】【词】【有】【a】【s】【k】【,】【 】【t】【e】【l】【l】【,】【 】【g】【e】【t】【,】【 】【w】【i】【s】【h】【,】【 】【l】【i】【k】【e】【,】【 】【w】【a】【n】【t】【,】【 】【t】【e】【a】【c】【h】【,】【 】【a】【l】【l】【o】【w】【,】【 】【b】【e】【g】【,】【 】【o】【r】【d】【e】【r】【,】【 】【a】【d】【v】【i】【s】【e】【等】【。】【例】【如】【:】【<】【b】【r】【>】【 】【 】【H】【e】【 】【a】【s】【k】【e】【d】【 】【m】【e】【 】【t】【o】【 】【c】【o】【m】【e】【 】【h】【e】【r】【e】【 】【e】【a】【r】【l】【y】【.】【<】【b】【r】【>】【 】【 】【S】【h】【e】【 】【t】【o】【l】【d】【 】【u】【s】【 】【n】【o】【t】【 】【t】【o】【 】【w】【o】【r】【r】【y】【 】【a】【b】【o】【u】【t】【 】【h】【e】【r】【.】【<】【b】【r】【>】【 】【 】【3】【.】【主】【语】【+】【 】【b】【e】【 】【+】【形】【容】【词】【+】【 】【t】【o】【 】【d】【o】【 】【s】【t】【h】【.】【(】【不】【定】【式】【作】【状】【语】【)】【<】【b】【r】【>】【 】【 】【此】【句】【型】【中】【常】【用】【的】【形】【容】【词】【有】【h】【a】【p】【p】【y】【,】【 】【g】【l】【a】【d】【,】【 】【p】【l】【e】【a】【s】【e】【d】【,】【 】【a】【n】【g】【r】【y】【,】【 】【s】【o】【r】【r】【y】【,】【 】【c】【a】【r】【e】【f】【u】【l】【,】【 】【r】【e】【a】【d】【y】【,】【 】【l】【u】【c】【k】【y】【,】【 】【n】【i】【c】【e】【等】【。】【例】【如】【:】【<】【b】【r】【>】【 】【 】【I】【’】【m】【 】【g】【l】【a】【d】【 】【t】【o】【 】【s】【e】【e】【 】【y】【o】【u】【 】【a】【g】【a】【i】【n】【.】【<】【b】【r】【>】【 】【 】【I】【’】【m】【 】【s】【o】【r】【r】【y】【 】【t】【o】【 】【h】【e】【a】【r】【 】【t】【h】【a】【t】【.】【<】【b】【r】【>】【 】【 】【4】【.】【主】【语】【+】【谓】【语】【动】【词】【+】【 】【i】【t】【 】【+】【形】【容】【词】【/】【 】【名】【词】【+】【 】【t】【o】【 】【d】【o】【 】【s】【t】【h】【.】【(】【不】【定】【式】【作】【宾】【语】【)】【<】【b】【r】【>】【 】【 】【此】【句】【型】【中】【常】【用】【的】【动】【词】【有】【t】【h】【i】【n】【k】【,】【 】【m】【a】【k】【e】【,】【 】【f】【i】【n】【d】【,】【 】【f】【e】【e】【l】【等】【。】【例】【如】【:】【<】【b】【r】【>】【 】【 】【I】【 】【f】【o】【u】【n】【d】【 】【i】【t】【 】【v】【e】【r】【y】【 】【i】【m】【p】【o】【r】【t】【a】【n】【t】【 】【t】【o】【 】【l】【e】【a】【r】【n】【 】【E】【n】【g】【l】【i】【s】【h】【 】【w】【e】【l】【l】【.】【<】【b】【r】【>】【 】【 】【I】【 】【t】【h】【i】【n】【k】【 】【i】【t】【 】【m】【y】【 】【d】【u】【t】【y】【 】【t】【o】【 】【h】【e】【l】【p】【 】【o】【t】【h】【e】【r】【s】【.】【<】【b】【r】【>】【 】【 】【5】【.】【 】【.】【.】【.】【 】【t】【o】【o】【 】【+】【形】【容】【词】【/】【副】【词】【 】【(】【+】【 】【f】【o】【r】【 】【s】【b】【.】【)】【 】【+】【 】【t】【o】【 】【d】【o】【 】【s】【t】【h】【.】【(】【不】【定】【式】【作】【结】【果】【状】【语】【)】【 】【<】【b】【r】【>】【 】【 】【此】【句】【型】【与】【句】【型】【“】【.】【.】【.】【 】【n】【o】【t】【 】【+】【形】【容】【词】【/】【副】【词】【 】【+】【 】【e】【n】【o】【u】【g】【h】【 】【+】【 】【t】【o】【 】【d】【o】【 】【s】【t】【h】【.】【”】【的】【作】【用】【相】【同】【。】【例】【如】【:】【<】【b】【r】【>】【 】【 】【T】【h】【e】【 】【b】【o】【y】【 】【i】【s】【 】【t】【o】【o】【 】【y】【o】【u】【n】【g】【 】【t】【o】【 】【g】【o】【 】【t】【o】【 】【s】【c】【h】【o】【o】【l】【.】【<】【b】【r】【>】【 】【 】【 】【=】【T】【h】【e】【 】【b】【o】【y】【 】【i】【s】【 】【n】【o】【t】【 】【o】【l】【d】【 】【e】【n】【o】【u】【g】【h】【 】【t】【o】【 】【g】【o】【 】【t】【o】【 】【s】【c】【h】【o】【o】【l】【.】【<】【b】【r】【>】【 】【 】【=】【T】【h】【e】【 】【b】【o】【y】【 】【i】【s】【 】【s】【o】【 】【y】【o】【u】【n】【g】【 】【t】【h】【a】【t】【 】【h】【e】【 】【c】【a】【n】【’】【t】【 】【g】【o】【 】【t】【o】【 】【s】【c】【h】【o】【o】【l】【.】【<】【b】【r】【>】【 】【 】【注】【意】【:】【此】【句】【型】【若】【与】【r】【e】【a】【d】【y】【,】【 】【w】【i】【l】【l】【i】【n】【g】【,】【 】【p】【l】【e】【a】【s】【e】【d】【,】【 】【h】【a】【p】【p】【y】【,】【 】【e】【a】【g】【e】【r】【,】【 】【g】【l】【a】【d】【,】【 】【e】【a】【s】【y】【等】【表】【示】【心】【情】【或】【心】【理】【倾】【向】【的】【形】【容】【词】【连】【用】【,】【或】【受】【n】【o】【t】【,】【 】【n】【e】【v】【e】【r】【,】【 】【o】【n】【l】【y】【,】【 】【a】【l】【l】【,】【 】【b】【u】【t】【等】【词】【修】【饰】【时】【,】【其】【句】【中】【的】【不】【定】【式】【表】【示】【肯】【定】【含】【意】【。】【例】【如】【:】【<】【b】【r】【>】【 】【 】【 】【S】【h】【e】【 】【w】【a】【s】【 】【t】【o】【o】【 】【r】【e】【a】【d】【y】【 】【t】【o】【 】【s】【p】【e】【a】【k】【.】【<】【b】【r】【>】【 】【 】【I】【t】【 】【i】【s】【 】【n】【e】【v】【e】【r】【 】【t】【o】【o】【 】【l】【a】【t】【e】【 】【t】【o】【 】【l】【e】【a】【r】【n】【.】【<】【b】【r】【>】【 】【 】【T】【h】【e】【 】【p】【r】【o】【b】【l】【e】【m】【 】【i】【s】【 】【t】【o】【o】【 】【e】【a】【s】【y】【 】【t】【o】【 】【w】【o】【r】【k】【 】【o】【u】【t】【.】【<】【b】【r】【>】【 】【 】【6】【.】【 】【I】【t】【’】【s】【 】【+】【形】【容】【词】【+】【 】【o】【f】【 】【s】【b】【.】【 】【+】【 】【t】【o】【 】【d】【o】【 】【s】【t】【h】【.】【(】【不】【定】【式】【作】【主】【语】【)】【<】【b】【r】【>】【 】【 】【此】【句】【型】【中】【常】【用】【的】【形】【容】【词】【有】【f】【o】【o】【l】【i】【s】【h】【,】【 】【s】【t】【u】【p】【i】【d】【,】【 】【c】【a】【r】【e】【f】【u】【l】【,】【 】【c】【l】【e】【v】【e】【r】【,】【k】【i】【n】【d】【,】【 】【g】【o】【o】【d】【,】【 】【r】【i】【g】【h】【t】【,】【 】【w】【r】【o】【n】【g】【等】【。】【例】【如】【:】【<】【b】【r】【>】【 】【 】【I】【t】【’】【s】【 】【k】【i】【n】【d】【 】【o】【f】【 】【y】【o】【u】【 】【t】【o】【 】【s】【a】【y】【 】【s】【o】【.】【<】【b】【r】【>】【 】【 】【I】【t】【’】【s】【 】【+】【形】【容】【词】【+】【 】【f】【o】【r】【 】【s】【b】【.】【 】【+】【 】【t】【o】【 】【d】【o】【 】【s】【t】【h】【.】【<】【b】【r】【>】【 】【 】【 】【此】【句】【型】【中】【常】【用】【的】【形】【容】【词】【有】【i】【n】【t】【e】【r】【e】【s】【t】【i】【n】【g】【,】【 】【d】【i】【f】【f】【i】【c】【u】【l】【t】【,】【 】【e】【a】【s】【y】【,】【 】【h】【a】【r】【d】【,】【 】【i】【m】【p】【o】【r】【t】【a】【n】【t】【,】【 】【n】【e】【c】【e】【s】【s】【a】【r】【y】【等】【。】【 】【例】【如】【:】【<】【b】【r】【>】【 】【 】【I】【t】【’】【s】【 】【h】【a】【r】【d】【 】【f】【o】【r】【 】【y】【o】【u】【 】【t】【o】【 】【l】【e】【a】【r】【n】【 】【E】【n】【g】【l】【i】【s】【h】【 】【w】【e】【l】【l】【.】【<】【b】【r】【>】【 】【 】【注】【意】【:】【这】【两】【个】【句】【型】【的】【区】【别】【是】【,】【当】【s】【b】【.】【与】【形】【容】【词】【有】【逻】【辑】【上】【的】【主】【谓】【关】【系】【,】【表】【示】【不】【定】【式】【逻】【辑】【主】【语】【的】【特】【征】【时】【,】【用】【o】【f】【;】【当】【s】【b】【.】【与】【形】【容】【词】【没】【有】【逻】【辑】【上】【的】【主】【谓】【关】【系】【时】【,】【用】【f】【o】【r】【。】【<】【b】【r】【>】【 】【 】【7】【.】【 】【I】【t】【 】【m】【a】【k】【e】【s】【 】【s】【b】【.】【 】【s】【o】【m】【e】【 】【t】【i】【m】【e】【 】【+】【 】【t】【o】【 】【d】【o】【 】【s】【t】【h】【.】【(】【不】【定】【式】【作】【主】【语】【)】【<】【b】【r】【>】【 】【 】【在】【这】【个】【句】【型】【中】【,】【i】【t】【是】【形】【式】【主】【语】【,】【真】【正】【的】【主】【语】【是】【后】【面】【的】【动】【词】【不】【定】【式】【结】【构】【。】【例】【如】【:】【<】【b】【r】【>】【 】【 】【I】【t】【 】【t】【o】【o】【k】【 】【m】【e】【 】【a】【b】【o】【u】【t】【 】【t】【w】【o】【 】【h】【o】【u】【r】【s】【 】【t】【o】【 】【f】【i】【n】【i】【s】【h】【 】【m】【y】【 】【h】【o】【m】【e】【w】【o】【r】【k】【 】【y】【e】【s】【t】【e】【r】【d】【a】【y】【.】【<】【b】【r】【>】【 】【 】【注】【意】【:】【表】【示】【“】【花】【费】【”】【的】【句】【型】【还】【有】【以】【下】【几】【个】【。】【<】【b】【r】【>】【 】【 】【s】【b】【.】【 】【s】【p】【e】【n】【d】【s】【 】【s】【o】【m】【e】【 】【t】【i】【m】【e】【 】【/】【 】【m】【o】【n】【e】【y】【 】【o】【n】【 】【s】【t】【h】【.】【/】【 】【(】【i】【n】【)】【 】【d】【o】【i】【n】【g】【 】【s】【t】【h】【.】【 】【<】【b】【r】【>】【 】【 】【某】【人】【做】【某】【事】【用】【了】【多】【少】【时】【间】【;】【某】【人】【买】【某】【物】【花】【了】【多】【少】【钱】【<】【b】【r】【>】【 】【 】【s】【t】【h】【.】【 】【c】【o】【s】【t】【s】【 】【s】【b】【.】【 】【s】【o】【m】【e】【 】【m】【o】【n】【e】【y】【 】【<】【b】【r】【>】【 】【 】【买】【某】【物】【花】【了】【某】【人】【多】【少】【钱】【<】【b】【r】【>】【 】【 】【s】【b】【.】【 】【p】【a】【y】【s】【 】【s】【o】【m】【e】【 】【m】【o】【n】【e】【y】【 】【f】【o】【r】【 】【s】【t】【h】【.】【<】【b】【r】【>】【 】【 】【某】【人】【买】【某】【物】【花】【了】【多】【少】【钱】【<】【b】【r】【>】【 】【 】【例】【如】【:】【<】【b】【r】【>】【 】【 】【I】【 】【s】【p】【e】【n】【t】【 】【t】【w】【o】【 】【h】【o】【u】【r】【s】【 】【o】【n】【(】【i】【n】【 】【d】【o】【i】【n】【g】【)】【 】【m】【y】【 】【h】【o】【m】【e】【w】【o】【r】【k】【.】【<】【b】【r】【>】【 】【 】【T】【h】【e】【 】【p】【e】【n】【 】【c】【o】【s】【t】【 】【m】【e】【 】【t】【h】【r】【e】【e】【 】【y】【u】【a】【n】【.】【<】【b】【r】【>】【 】【 】【I】【 】【p】【a】【i】【d】【 】【t】【h】【r】【e】【e】【 】【y】【u】【a】【n】【 】【f】【o】【r】【 】【t】【h】【e】【 】【p】【e】【n】【.】【<】【b】【r】【>】【 】【 】【8】【.】【 】【疑】【问】【词】【+】【 】【t】【o】【 】【d】【o】【 】【s】【t】【h】【.】【<】【b】【r】【>】【 】【 】【这】【个】【结】【构】【相】【当】【于】【一】【个】【名】【词】【,】【可】【在】【句】【中】【作】【主】【语】【、】【宾】【语】【或】【表】【语】【等】【成】【分】【。】【例】【如】【:】【<】【b】【r】【>】【 】【 】【I】【 】【d】【o】【n】【’】【t】【 】【k】【n】【o】【w】【 】【w】【h】【e】【n】【 】【a】【n】【d】【 】【w】【h】【e】【r】【e】【 】【t】【o】【 】【h】【o】【l】【d】【 】【t】【h】【e】【 】【p】【a】【r】【t】【y】【.】【<】【b】【r】【>】【 】【 】【H】【o】【w】【 】【t】【o】【 】【d】【o】【 】【i】【t】【 】【i】【s】【 】【s】【t】【i】【l】【l】【 】【a】【 】【q】【u】【e】【s】【t】【i】【o】【n】【.】【<】【b】【r】【>】【 】【 】【9】【.】【 】【W】【h】【y】【 】【(】【n】【o】【t】【)】【 】【d】【o】【 】【s】【t】【h】【.】【?】【<】【b】【r】【>】【 】【 】【 】【W】【o】【u】【l】【d】【 】【/】【 】【W】【i】【l】【l】【 】【y】【o】【u】【 】【p】【l】【e】【a】【s】【e】【 】【(】【n】【o】【t】【)】【 】【d】【o】【 】【s】【t】【h】【.】【?】【<】【b】【r】【>】【 】【 】【 】【s】【b】【.】【 】【h】【a】【d】【 】【b】【e】【t】【t】【e】【r】【 】【(】【n】【o】【t】【)】【 】【d】【o】【 】【s】【t】【h】【.】【<】【b】【r】【>】【 】【 】【 】【s】【b】【.】【 】【w】【o】【u】【l】【d】【 】【r】【a】【t】【h】【e】【r】【 】【d】【o】【 】【s】【t】【h】【.】【<】【b】【r】【>】【 】【 】【以】【上】【句】【型】【中】【常】【用】【省】【略】【t】【o】【的】【不】【定】【式】【。】【例】【如】【:】【<】【b】【r】【>】【 】【 】【W】【h】【y】【 】【n】【o】【t】【 】【g】【o】【 】【t】【h】【e】【r】【e】【 】【o】【n】【 】【f】【o】【o】【t】【?】【<】【b】【r】【>】【 】【 】【W】【o】【u】【l】【d】【 】【y】【o】【u】【 】【p】【l】【e】【a】【s】【e】【 】【t】【a】【k】【e】【 】【m】【e】【 】【t】【o】【 】【h】【i】【s】【 】【h】【o】【u】【s】【e】【 】【t】【h】【i】【s】【 】【S】【u】【n】【d】【a】【y】【?】【<】【b】【r】【>】【 】【 】【Y】【o】【u】【’】【d】【 】【b】【e】【t】【t】【e】【r】【 】【n】【o】【t】【 】【g】【o】【 】【t】【h】【e】【r】【e】【 】【b】【y】【 】【y】【o】【u】【r】【s】【e】【l】【f】【.】【<】【b】【r】【>】【 】【 】【I】【 】【w】【o】【u】【l】【d】【 】【r】【a】【t】【h】【e】【r】【 】【n】【o】【t】【 】【t】【e】【l】【l】【 】【y】【o】【u】【.】【<】【b】【r】【>】【 】【 】【1】【0】【.】【 】【主】【语】【+】【谓】【语】【动】【词】【+】【宾】【语】【+】【 】【d】【o】【 】【s】【t】【h】【.】【 】【(】【不】【定】【式】【作】【宾】【语】【补】【足】【语】【)】【<】【b】【r】【>】

【<】【b】【r】【>】【 】【 】【圆】【的】【切】【线】【是】【圆】【这】【一】【章】【的】【重】【点】【内】【容】【之】【一】【,】【它】【的】【判】【定】【定】【理】【、】【性】【质】【定】【理】【及】【其】【推】【论】【,】【是】【学】【习】【其】【他】【有】【关】【圆】【的】【知】【识】【的】【理】【论】【基】【础】【,】【是】【进】【行】【圆】【内】【线】【段】【相】【等】【、】【角】【相】【等】【、】【弦】【相】【等】【、】【弦】【平】【行】【、】【线】【段】【成】【比】【例】【的】【证】【明】【与】【计】【算】【的】【主】【要】【依】【据】【.】【因】【此】【,】【要】【想】【学】【好】【圆】【的】【知】【识】【,】【学】【好】【圆】【的】【切】【线】【是】【关】【键】【.】【<】【b】【r】【>】【 】【 】【要】【想】【学】【好】【这】【部】【分】【知】【识】【,】【同】【学】【们】【应】【注】【意】【以】【下】【几】【个】【问】【题】【.】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【一】【、】【正】【确】【理】【解】【切】【线】【的】【含】【义】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【切】【线】【的】【研】【究】【是】【从】【直】【线】【与】【圆】【的】【三】【种】【位】【置】【关】【系】【开】【始】【的】【,】【从】【而】【引】【出】【了】【切】【线】【的】【定】【义】【:】【直】【线】【与】【圆】【有】【唯】【一】【的】【公】【共】【点】【时】【,】【叫】【做】【直】【线】【与】【圆】【相】【切】【.】【这】【时】【直】【线】【叫】【做】【圆】【的】【切】【线】【,】【唯】【一】【的】【公】【共】【点】【叫】【做】【切】【点】【.】【这】【一】【定】【义】【告】【诉】【我】【们】【,】【圆】【的】【切】【线】【是】【直】【线】【,】【它】【和】【圆】【有】【唯】【一】【的】【公】【共】【点】【,】【也】【就】【是】【有】【且】【只】【有】【一】【个】【公】【共】【点】【,】【与】【有】【一】【个】【公】【共】【点】【的】【含】【义】【不】【同】【.】【需】【要】【注】【意】【的】【是】【,】【如】【果】【直】【线】【和】【圆】【有】【一】【个】【公】【共】【点】【,】【那】【么】【直】【线】【和】【圆】【相】【切】【,】【这】【种】【说】【法】【是】【错】【误】【的】【.】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【二】【、】【正】【确】【理】【解】【切】【线】【的】【定】【义】【、】【判】【定】【定】【理】【和】【性】【质】【定】【理】【的】【内】【在】【联】【系】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【判】【定】【一】【条】【直】【线】【是】【否】【是】【圆】【的】【切】【线】【,】【常】【用】【的】【方】【法】【有】【如】【下】【三】【种】【.】【<】【b】【r】【>】【 】【 】【<】【i】【m】【g】【 】【s】【r】【c】【=】【"】【h】【t】【t】【p】【:】【/】【/】【i】【m】【g】【1】【.】【q】【i】【k】【a】【n】【.】【c】【o】【m】【.】【c】【n】【/】【q】【k】【i】【m】【a】【g】【e】【s】【/】【t】【x】【s】【n】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【8】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【8】【1】【9】【-】【1】【-】【l】【.】【j】【p】【g】【"】【 】【h】【s】【p】【a】【c】【e】【=】【"】【1】【5】【"】【 】【v】【s】【p】【a】【c】【e】【=】【"】【5】【"】【 】【a】【l】【i】【g】【n】【=】【"】【r】【i】【g】【h】【t】【"】【>】【<】【b】【r】【>】【 】【 】【(】【1】【)】【运】【用】【切】【线】【的】【定】【义】【:】【若】【直】【线】【与】【圆】【有】【唯】【一】【的】【公】【共】【点】【,】【则】【这】【条】【直】【线】【就】【是】【圆】【的】【切】【线】【.】【<】【b】【r】【>】【 】【 】【(】【2】【)】【运】【用】【圆】【心】【到】【直】【线】【的】【距】【离】【:】【若】【圆】【心】【到】【直】【线】【的】【距】【离】【等】【于】【半】【径】【,】【则】【这】【条】【直】【线】【就】【是】【圆】【的】【切】【线】【.】【<】【b】【r】【>】【 】【 】【(】【3】【)】【运】【用】【切】【线】【的】【判】【定】【定】【理】【:】【经】【过】【半】【径】【外】【端】【,】【并】【且】【垂】【直】【于】【这】【条】【半】【径】【的】【直】【线】【就】【是】【圆】【的】【切】【线】【.】【<】【b】【r】【>】【 】【 】【这】【三】【种】【判】【定】【方】【法】【,】【实】【质】【上】【均】【可】【用】【图】【1】【来】【表】【示】【.】【显】【然】【,】【三】【种】【判】【定】【方】【法】【是】【等】【价】【的】【,】【只】【是】【研】【究】【角】【度】【不】【同】【而】【已】【.】【解】【题】【时】【,】【可】【根】【据】【题】【目】【的】【不】【同】【特】【点】【,】【选】【择】【适】【当】【的】【判】【定】【方】【法】【.】【<】【b】【r】【>】【 】【 】【切】【线】【的】【判】【定】【定】【理】【中】【,】【经】【过】【半】【径】【外】【端】【和】【垂】【直】【于】【该】【半】【径】【这】【两】【个】【条】【件】【缺】【一】【不】【可】【,】【否】【则】【结】【论】【就】【不】【成】【立】【.】【如】【图】【2】【,】【直】【线】【A】【B】【经】【过】【半】【径】【外】【端】【,】【但】【不】【垂】【直】【于】【该】【半】【径】【,】【所】【以】【直】【线】【A】【B】【不】【是】【该】【圆】【的】【切】【线】【.】【如】【图】【3】【,】【直】【线】【A】【B】【与】【C】【D】【都】【垂】【直】【于】【半】【径】【,】【但】【都】【没】【有】【经】【过】【该】【半】【径】【的】【外】【端】【,】【所】【以】【直】【线】【A】【B】【与】【C】【D】【都】【不】【是】【该】【圆】【的】【切】【线】【.】【<】【b】【r】【>】【 】【 】【<】【i】【m】【g】【 】【s】【r】【c】【=】【"】【h】【t】【t】【p】【:】【/】【/】【i】【m】【g】【1】【.】【q】【i】【k】【a】【n】【.】【c】【o】【m】【.】【c】【n】【/】【q】【k】【i】【m】【a】【g】【e】【s】【/】【t】【x】【s】【n】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【8】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【8】【1】【9】【-】【2】【-】【l】【.】【j】【p】【g】【"】【 】【h】【s】【p】【a】【c】【e】【=】【"】【1】【5】【"】【 】【v】【s】【p】【a】【c】【e】【=】【"】【5】【"】【 】【a】【l】【i】【g】【n】【=】【"】【l】【e】【f】【t】【"】【>】【<】【b】【r】【>】【 】【 】【切】【线】【的】【性】【质】【定】【理】【:】【圆】【的】【切】【线】【垂】【直】【于】【经】【过】【切】【点】【的】【半】【径】【.】【这】【一】【定】【理】【有】【两】【个】【推】【论】【.】【为】【了】【便】【于】【理】【解】【记】【忆】【,】【我】【们】【进】【行】【归】【纳】【整】【理】【.】【如】【果】【一】【条】【直】【线】【:】【①】【垂】【直】【于】【切】【线】【;】【②】【过】【切】【点】【;】【③】【过】【圆】【心】【.】【由】【①】【和】【③】【可】【以】【推】【出】【②】【,】【这】【就】【是】【切】【线】【的】【性】【质】【定】【理】【的】【推】【论】【1】【;】【由】【①】【和】【②】【可】【以】【推】【出】【③】【,】【这】【就】【是】【切】【线】【的】【性】【质】【定】【理】【的】【推】【论】【2】【.】【<】【b】【r】【>】【 】【 】【综】【上】【所】【述】【,】【切】【线】【的】【主】【要】【性】【质】【可】【以】【归】【纳】【如】【下】【:】【<】【b】【r】【>】【 】【 】【(】【1】【)】【切】【线】【和】【圆】【只】【有】【一】【个】【交】【点】【;】【<】【b】【r】【>】【 】【 】【(】【2】【)】【切】【线】【到】【圆】【心】【的】【距】【离】【等】【于】【圆】【的】【半】【径】【;】【<】【b】【r】【>】【 】【 】【(】【3】【)】【切】【线】【垂】【直】【于】【过】【切】【点】【的】【半】【径】【;】【<】【b】【r】【>】【 】【 】【(】【4】【)】【经】【过】【圆】【心】【垂】【直】【于】【切】【线】【的】【直】【线】【必】【经】【过】【切】【点】【;】【<】【b】【r】【>】【 】【 】【(】【5】【)】【经】【过】【切】【点】【垂】【直】【于】【切】【线】【的】【直】【线】【必】【经】【过】【圆】【心】【.】【<】【b】【r】【>】【 】【 】【其】【中】【,】【(】【1】【)】【是】【切】【线】【的】【定】【义】【;】【(】【2】【)】【是】【切】【线】【的】【判】【定】【定】【理】【的】【逆】【命】【题】【;】【(】【3】【)】【、】【(】【4】【)】【、】【(】【5】【)】【是】【切】【线】【的】【性】【质】【定】【理】【及】【推】【论】【.】【<】【b】【r】【>】【 】【 】【注】【意】【:】【切】【线】【的】【判】【定】【定】【理】【和】【性】【质】【定】【理】【是】【互】【逆】【的】【,】【它】【们】【有】【着】【截】【然】【不】【同】【的】【用】【途】【.】【切】【线】【的】【判】【定】【定】【理】【是】【在】【未】【知】【相】【切】【而】【要】【证】【明】【相】【切】【的】【情】【况】【下】【使】【用】【;】【切】【线】【的】【性】【质】【定】【理】【是】【在】【已】【知】【相】【切】【需】【要】【推】【出】【一】【些】【结】【论】【的】【时】【候】【使】【用】【.】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【三】【、】【熟】【练】【掌】【握】【处】【理】【切】【线】【问】【题】【时】【所】【要】【添】【加】【的】【辅】【助】【线】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【在】【应】【用】【切】【线】【的】【判】【定】【定】【理】【和】【性】【质】【定】【理】【解】【题】【时】【,】【常】【常】【需】【要】【添】【加】【适】【当】【的】【辅】【助】【线】【,】【不】【少】【同】【学】【对】【此】【感】【到】【困】【惑】【.】【事】【实】【上】【,】【处】【理】【切】【线】【问】【题】【时】【辅】【助】【线】【的】【添】【加】【,】【还】【是】【有】【规】【律】【可】【循】【的】【,】【即】【“】【有】【点】【连】【圆】【心】【,】【无】【点】【作】【垂】【线】【”】【.】【<】【b】【r】【>】【 】【 】【1】【.】【已】【知】【一】【直】【线】【是】【某】【圆】【的】【切】【线】【时】【,】【切】【点】【的】【位】【置】【也】【确】【定】【,】【这】【时】【可】【以】【连】【结】【圆】【心】【和】【切】【点】【,】【得】【到】【半】【径】【,】【则】【有】【半】【径】【垂】【直】【于】【切】【线】【.】【<】【b】【r】【>】【 】【 】【<】【i】【m】【g】【 】【s】【r】【c】【=】【"】【h】【t】【t】【p】【:】【/】【/】【i】【m】【g】【1】【.】【q】【i】【k】【a】【n】【.】【c】【o】【m】【.】【c】【n】【/】【q】【k】【i】【m】【a】【g】【e】【s】【/】【t】【x】【s】【n】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【8】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【8】【1】【9】【-】【3】【-】【l】【.】【j】【p】【g】【"】【 】【h】【s】【p】【a】【c】【e】【=】【"】【1】【5】【"】【 】【v】【s】【p】【a】【c】【e】【=】【"】【5】【"】【 】【a】【l】【i】【g】【n】【=】【"】【r】【i】【g】【h】【t】【"】【>】【<】【b】【r】【>】【 】【 】【例】【1】【如】【图】【4】【,】【A】【B】【是】【⊙】【O】【的】【直】【径】【,】【D】【C】【是】【切】【线】【,】【D】【为】【切】【点】【,】【O】【C】【∥】【A】【D】【.】【求】【证】【:】【B】【C】【是】【⊙】【O】【的】【切】【线】【.】【<】【b】【r】【>】【 】【 】【分】【析】【:】【观】【察】【图】【形】【可】【知】【,】【要】【证】【明】【B】【C】【是】【⊙】【O】【的】【切】【线】【,】【只】【需】【证】【明】【∠】【A】【B】【C】【=】【9】【0】【°】【.】【连】【结】【O】【D】【,】【利】【用】【全】【等】【三】【角】【形】【即】【可】【获】【证】【.】【<】【b】【r】【>】【 】【 】【证】【明】【:】【连】【结】【O】【D】【.】【<】【b】【r】【>】【 】【 】【因】【为】【D】【C】【是】【⊙】【O】【的】【切】【线】【,】【D】【为】【切】【点】【,】【<】【b】【r】【>】【 】【 】【所】【以】【∠】【C】【D】【O】【=】【9】【0】【°】【.】【<】【b】【r】【>】【 】【 】【因】【为】【O】【C】【∥】【A】【D】【,】【<】【b】【r】【>】【 】【 】【所】【以】【∠】【O】【A】【D】【=】【∠】【B】【O】【C】【,】【∠】【O】【D】【A】【=】【∠】【C】【O】【D】【.】【<】【b】【r】【>】【 】【 】【又】【因】【为】【O】【A】【=】【O】【D】【,】【<】【b】【r】【>】【 】【 】【所】【以】【∠】【O】【A】【D】【=】【∠】【O】【D】【A】【,】【<】【b】【r】【>】【 】【 】【所】【以】【∠】【B】【O】【C】【=】【∠】【C】【O】【D】【.】【<】【b】【r】【>】【 】【 】【又】【因】【为】【O】【C】【为】【公】【共】【边】【,】【O】【B】【=】【O】【D】【,】【 】【<】【b】【r】【>】【 】【 】【所】【以】【△】【O】【B】【C】【≌】【△】【O】【D】【C】【,】【<】【b】【r】【>】【 】【 】【所】【以】【∠】【O】【B】【C】【=】【∠】【O】【D】【C】【=】【9】【0】【°】【,】【<】【b】【r】【>】【 】【 】【故】【B】【C】【是】【⊙】【O】【的】【切】【线】【.】【<】【b】【r】【>】【 】【 】【说】【明】【:】【本】【题】【是】【切】【线】【的】【判】【定】【定】【理】【和】【性】【质】【定】【理】【的】【综】【合】【运】【用】【,】【显】【然】【,】【连】【结】【过】【切】【点】【的】【半】【径】【是】【求】【证】【的】【关】【键】【.】【<】【b】【r】【>】【 】【 】【2】【.】【要】【证】【明】【一】【直】【线】【是】【圆】【的】【切】【线】【时】【,】【如】【果】【已】【知】【直】【线】【过】【圆】【上】【某】【一】【点】【,】【则】【可】【以】【作】【出】【这】【一】【点】【的】【半】【径】【,】【再】【证】【明】【直】【线】【垂】【直】【于】【这】【条】【半】【径】【;】【如】【果】【直】【线】【与】【圆】【的】【交】【点】【没】【有】【确】【定】【,】【则】【可】【以】【经】【过】【圆】【心】【作】【出】【直】【线】【的】【垂】【线】【,】【再】【证】【明】【圆】【心】【到】【直】【线】【的】【距】【离】【等】【于】【半】【径】【即】【可】【.】【<】【b】【r】【>】【 】【 】【例】【2】【如】【图】【5】【,】【在】【△】【A】【B】【C】【中】【,】【C】【D】【是】【A】【B】【边】【上】【的】【高】【,】【C】【D】【=】【1】【/】【2】【A】【B】【,】【E】【、】【F】【分】【别】【是】【A】【C】【、】【B】【C】【的】【中】【点】【.】【求】【证】【:】【以】【E】【F】【为】【直】【径】【的】【⊙】【O】【与】【A】【B】【相】【切】【.】【<】【b】【r】【>】【 】【 】【<】【i】【m】【g】【 】【s】【r】【c】【=】【"】【h】【t】【t】【p】【:】【/】【/】【i】【m】【g】【1】【.】【q】【i】【k】【a】【n】【.】【c】【o】【m】【.】【c】【n】【/】【q】【k】【i】【m】【a】【g】【e】【s】【/】【t】【x】【s】【n】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【8】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【8】【1】【9】【-】【4】【-】【l】【.】【j】【p】【g】【"】【 】【h】【s】【p】【a】【c】【e】【=】【"】【1】【5】【"】【 】【v】【s】【p】【a】【c】【e】【=】【"】【5】【"】【 】【a】【l】【i】【g】【n】【=】【"】【l】【e】【f】【t】【"】【>】【<】【b】【r】【>】【 】【 】【分】【析】【:】【欲】【证】【A】【B】【与】【⊙】【O】【相】【切】【,】【只】【需】【过】【圆】【心】【O】【作】【O】【G】【⊥】【A】【B】【于】【G】【,】【再】【证】【O】【G】【之】【长】【等】【于】【⊙】【O】【的】【半】【径】【即】【可】【.】【<】【b】【r】【>】【 】【 】【证】【明】【:】【过】【圆】【心】【O】【作】【O】【G】【⊥】【A】【B】【于】【G】【.】【<】【b】【r】【>】【 】【 】【因】【为】【E】【、】【F】【分】【别】【是】【A】【C】【、】【B】【C】【的】【中】【点】【,】【<】【b】【r】【>】【 】【 】【所】【以】【E】【F】【∥】【A】【B】【,】【E】【F】【=】【1】【/】【2】【A】【B】【.】【<】【b】【r】【>】【 】【 】【设】【E】【F】【与】【C】【D】【交】【于】【点】【H】【,】【则】【H】【也】【是】【C】【D】【的】【中】【点】【.】【<】【b】【r】【>】【 】【 】【又】【因】【为】【C】【D】【=】【1】【/】【2】【A】【B】【,】【<】【b】【r】【>】【 】【 】【所】【以】【H】【D】【=】【1】【/】【4】【A】【B】【,】【<】【b】【r】【>】【 】【 】【所】【以】【E】【F】【=】【2】【H】【D】【.】【<】【b】【r】【>】【 】【 】【因】【为】【C】【D】【是】【A】【B】【边】【上】【的】【高】【,】【O】【G】【⊥】【A】【B】【,】【E】【F】【∥】【A】【B】【,】【<】【b】【r】【>】【 】【 】【所】【以】【四】【边】【形】【O】【G】【D】【H】【是】【矩】【形】【,】【<】【b】【r】【>】【 】【 】【所】【以】【O】【G】【=】【H】【D】【,】【<】【b】【r】【>】【 】【 】【所】【以】【O】【G】【=】【1】【/】【2】【E】【F】【,】【<】【b】【r】【>】【 】【 】【故】【以】【E】【F】【为】【直】【径】【的】【⊙】【O】【与】【A】【B】【相】【切】【.】【<】【b】【r】【>】【 】【 】【<】【i】【m】【g】【 】【s】【r】【c】【=】【"】【h】【t】【t】【p】【:】【/】【/】【i】【m】【g】【1】【.】【q】【i】【k】【a】【n】【.】【c】【o】【m】【.】【c】【n】【/】【q】【k】【i】【m】【a】【g】【e】【s】【/】【t】【x】【s】【n】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【8】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【8】【1】【9】【-】【5】【-】【l】【.】【j】【p】【g】【"】【 】【h】【s】【p】【a】【c】【e】【=】【"】【1】【5】【"】【 】【v】【s】【p】【a】【c】【e】【=】【"】【5】【"】【 】【a】【l】【i】【g】【n】【=】【"】【r】【i】【g】【h】【t】【"】【>】【<】【b】【r】【>】【 】【 】【说】【明】【:】【用】【切】【线】【的】【判】【定】【定】【理】【证】【明】【直】【线】【与】【圆】【相】【切】【时】【,】【首】【先】【找】【到】【圆】【心】【到】【直】【线】【的】【距】【离】【,】【然】【后】【推】【出】【这】【个】【距】【离】【等】【于】【该】【圆】【的】【半】【径】【.】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【四】【、】【正】【确】【理】【解】【“】【直】【线】【切】【于】【圆】【”】【和】【“】【圆】【切】【于】【直】【线】【”】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【把】【“】【直】【线】【切】【于】【圆】【”】【和】【“】【圆】【切】【于】【直】【线】【”】【理】【解】【为】【相】【互】【的】【是】【可】【以】【的】【,】【但】【在】【画】【图】【中】【却】【有】【个】【先】【后】【顺】【序】【问】【题】【:】【“】【圆】【切】【于】【直】【线】【”】【是】【以】【直】【线】【为】【已】【知】【,】【而】【后】【画】【一】【个】【圆】【与】【这】【条】【直】【线】【相】【切】【,】【做】【法】【是】【:】【先】【画】【一】【条】【直】【线】【l】【,】【在】【直】【线】【上】【选】【定】【一】【点】【A】【(】【也】【可】【以】【是】【已】【知】【点】【)】【,】【过】【点】【A】【作】【l】【的】【垂】【线】【A】【B】【,】【在】【A】【B】【上】【取】【半】【径】【A】【C】【=】【r】【,】【以】【C】【为】【圆】【心】【,】【r】【为】【半】【径】【的】【圆】【必】【与】【直】【线】【l】【相】【切】【,】【如】【图】【6】【.】【“】【直】【线】【切】【于】【圆】【”】【是】【以】【圆】【为】【已】【知】【,】【而】【后】【画】【直】【线】【与】【圆】【相】【切】【,】【做】【法】【是】【:】【先】【画】【一】【个】【⊙】【O】【,】【在】【圆】【上】【选】【定】【一】【点】【A】【(】【也】【可】【以】【是】【已】【知】【点】【)】【,】【作】【半】【径】【O】【A】【,】【过】【点】【A】【作】【半】【径】【O】【A】【的】【垂】【线】【l】【必】【与】【⊙】【O】【相】【切】【,】【如】【图】【7】【.】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【五】【、】【会】【过】【圆】【外】【一】【点】【向】【圆】【引】【切】【线】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【如】【何】【从】【圆】【外】【一】【点】【向】【圆】【引】【切】【线】【?】【<】【b】【r】【>】【 】【 】【我】【们】【不】【妨】【先】【做】【个】【假】【设】【:】【过】【⊙】【O】【外】【一】【点】【A】【的】【切】【线】【A】【B】【已】【经】【画】【好】【,】【B】【为】【切】【点】【,】【连】【结】【O】【B】【,】【则】【O】【B】【⊥】【A】【B】【,】【显】【然】【△】【A】【O】【B】【是】【一】【个】【直】【角】【三】【角】【形】【,】【其】【中】【A】【O】【是】【定】【长】【(】【点】【A】【为】【已】【知】【,】【A】【O】【的】【距】【离】【已】【经】【确】【定】【)】【,】【即】【△】【A】【O】【B】【是】【一】【个】【斜】【边】【确】【定】【的】【直】【角】【三】【角】【形】【;】【它】【的】【直】【角】【顶】【点】【在】【⊙】【O】【上】【,】【并】【且】【就】【是】【切】【点】【.】【<】【b】【r】【>】【 】【 】【<】【i】【m】【g】【 】【s】【r】【c】【=】【"】【h】【t】【t】【p】【:】【/】【/】【i】【m】【g】【1】【.】【q】【i】【k】【a】【n】【.】【c】【o】【m】【.】【c】【n】【/】【q】【k】【i】【m】【a】【g】【e】【s】【/】【t】【x】【s】【n】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【8】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【8】【1】【9】【-】【6】【-】【l】【.】【j】【p】【g】【"】【 】【h】【s】【p】【a】【c】【e】【=】【"】【1】【5】【"】【 】【v】【s】【p】【a】【c】【e】【=】【"】【5】【"】【 】【a】【l】【i】【g】【n】【=】【"】【l】【e】【f】【t】【"】【>】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【于】【是】【,】【就】【可】【以】【A】【O】【为】【直】【径】【画】【⊙】【D】【与】【⊙】【O】【相】【交】【,】【得】【到】【点】【B】【、】【C】【,】【点】【B】【、】【C】【就】【是】【我】【们】【要】【找】【的】【直】【角】【三】【角】【形】【的】【直】【角】【顶】【点】【,】【也】【就】【是】【切】【点】【.】【连】【结】【A】【B】【、】【A】【C】【,】【它】【们】【就】【是】【要】【求】【作】【的】【两】【条】【切】【线】【了】【.】【显】【然】【,】【过】【圆】【外】【一】【点】【引】【圆】【的】【切】【线】【有】【两】【条】【,】【如】【图】【8】【.】【至】【于】【为】【什】【么】【A】【B】【、】【A】【C】【就】【是】【⊙】【O】【的】【切】【线】【,】【理】【由】【是】【:】【因】【为】【O】【A】【是】【⊙】【D】【的】【直】【径】【,】【所】【以】【∠】【A】【B】【O】【=】【9】【0】【°】【,】【即】【A】【B】【⊥】【O】【B】【;】【又】【因】【为】【A】【B】【过】【⊙】【O】【半】【径】【O】【B】【的】【外】【端】【,】【所】【以】【A】【B】【切】【⊙】【O】【于】【点】【B】【.】【同】【理】【可】【证】【A】【C】【切】【⊙】【O】【于】【点】【C】【.】【<】【b】【r】【>】【 】【 】【(】【责】【任】【编】【辑】【 】【张】【毓】【春】【)】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】美容时尚网【<】【b】【r】【>】【 】【 】【直】【线】【、】【射】【线】【、】【线】【段】【是】【几】【何】【中】【三】【个】【最】【基】【本】【的】【概】【念】【,】【它】【们】【既】【有】【区】【别】【又】【有】【联】【系】【.】【直】【线】【的】【特】【征】【是】【向】【两】【个】【方】【向】【无】【限】【延】【伸】【;】【射】【线】【是】【直】【线】【上】【某】【一】【点】【一】【旁】【的】【部】【分】【;】【线】【段】【是】【直】【线】【上】【两】【点】【间】【的】【部】【分】【.】【<】【b】【r】【>】【 】【 】【从】【有】【限】【性】【和】【无】【限】【性】【考】【虑】【,】【直】【线】【是】【向】【两】【个】【方】【向】【无】【限】【延】【伸】【的】【,】【没】【有】【端】【点】【,】【不】【能】【度】【量】【,】【没】【有】【方】【向】【性】【;】【射】【线】【是】【向】【一】【个】【方】【向】【无】【限】【延】【伸】【的】【,】【只】【有】【一】【个】【端】【点】【,】【不】【能】【度】【量】【,】【有】【方】【向】【性】【;】【线】【段】【是】【直】【线】【上】【的】【有】【限】【部】【分】【,】【有】【两】【个】【端】【点】【,】【能】【够】【度】【量】【,】【没】【有】【方】【向】【性】【.】【这】【是】【直】【线】【、】【射】【线】【、】【线】【段】【的】【主】【要】【区】【别】【.】【<】【b】【r】【>】【 】【 】【直】【线】【、】【射】【线】【、】【线】【段】【都】【可】【以】【用】【两】【个】【大】【写】【字】【母】【表】【示】【.】【直】【线】【可】【以】【用】【直】【线】【上】【任】【意】【两】【点】【的】【字】【母】【表】【示】【,】【与】【字】【母】【的】【顺】【序】【无】【关】【,】【如】【直】【线】【A】【B】【,】【也】【可】【记】【作】【直】【线】【B】【A】【.】【射】【线】【只】【能】【用】【第】【一】【个】【字】【母】【表】【示】【端】【点】【,】【第】【二】【个】【字】【母】【表】【示】【射】【线】【上】【除】【端】【点】【外】【的】【任】【意】【一】【点】【,】【如】【射】【线】【A】【B】【,】【不】【能】【记】【作】【射】【线】【B】【A】【.】【线】【段】【用】【两】【个】【端】【点】【的】【字】【母】【表】【示】【,】【与】【字】【母】【顺】【序】【无】【关】【,】【如】【线】【段】【A】【B】【,】【也】【可】【记】【作】【线】【段】【B】【A】【.】【<】【b】【r】【>】【 】【 】【直】【线】【、】【射】【线】【和】【线】【段】【又】【能】【用】【一】【个】【小】【写】【字】【母】【表】【示】【,】【如】【直】【线】【a】【,】【射】【线】【l】【,】【线】【段】【m】【.】【<】【b】【r】【>】【 】【 】【作】【图】【时】【,】【过】【两】【个】【已】【知】【点】【A】【、】【B】【既】【可】【以】【作】【直】【线】【,】【也】【可】【以】【作】【射】【线】【和】【线】【段】【.】【但】【对】【作】【图】【的】【叙】【述】【,】【三】【者】【有】【明】【显】【的】【区】【别】【.】【作】【直】【线】【,】【应】【叙】【述】【为】【“】【过】【A】【、】【B】【两】【点】【作】【直】【线】【A】【B】【”】【;】【作】【射】【线】【A】【B】【,】【应】【叙】【述】【为】【“】【以】【A】【为】【端】【点】【作】【射】【线】【A】【B】【”】【或】【“】【过】【点】【B】【作】【射】【线】【A】【B】【”】【;】【作】【线】【段】【,】【应】【叙】【述】【为】【“】【连】【结】【A】【B】【”】【或】【“】【连】【结】【B】【A】【”】【.】【<】【b】【r】【>】【 】【 】【直】【线】【、】【射】【线】【、】【线】【段】【三】【者】【之】【间】【也】【有】【联】【系】【.】【射】【线】【是】【直】【线】【的】【一】【部】【分】【,】【线】【段】【是】【直】【线】【或】【射】【线】【的】【一】【部】【分】【,】【也】【就】【是】【说】【,】【在】【直】【线】【上】【取】【一】【点】【就】【可】【得】【到】【两】【条】【射】【线】【,】【在】【直】【线】【上】【取】【两】【点】【就】【可】【得】【到】【一】【条】【线】【段】【;】【在】【射】【线】【上】【取】【一】【点】【就】【可】【得】【到】【一】【条】【线】【段】【.】【另】【一】【方】【面】【,】【如】【果】【把】【射】【线】【向】【反】【方】【向】【延】【长】【或】【者】【把】【线】【段】【向】【两】【个】【方】【向】【延】【长】【都】【可】【得】【到】【直】【线】【;】【如】【果】【把】【线】【段】【向】【一】【个】【方】【向】【延】【长】【就】【可】【得】【到】【射】【线】【.】【<】【b】【r】【>】【 】【 】【[】【练】【习】【]】【<】【b】【r】【>】【 】【 】【1】【.】【判】【断】【下】【列】【说】【法】【的】【正】【误】【,】【对】【的】【在】【括】【号】【内】【画】【“】【√】【”】【,】【错】【的】【在】【括】【号】【内】【画】【“】【?】【菖】【”】【.】【<】【b】【r】【>】【 】【 】【(】【1】【)】【延】【长】【直】【线】【M】【N】【到】【点】【C】【.】【(】【 】【)】【<】【b】【r】【>】【 】【 】【(】【2】【)】【直】【线】【A】【与】【直】【线】【B】【交】【于】【一】【点】【M】【.】【(】【 】【)】【<】【b】【r】【>】【 】【 】【(】【3】【)】【三】【点】【决】【定】【一】【条】【直】【线】【.】【(】【 】【)】【<】【b】【r】【>】【 】【 】【(】【4】【)】【无】【数】【条】【直】【线】【可】【能】【交】【于】【一】【点】【.】【(】【 】【)】【<】【b】【r】【>】【 】【 】【(】【5】【)】【射】【线】【是】【直】【线】【的】【一】【半】【.】【(】【 】【)】【<】【b】【r】【>】【 】【 】【(】【6】【)】【任】【意】【一】【条】【直】【线】【都】【比】【射】【线】【长】【.】【(】【 】【)】【<】【b】【r】【>】【 】【 】【2】【.】【按】【要】【求】【画】【出】【图】【形】【.】【<】【b】【r】【>】【 】【 】【(】【1】【)】【 】【直】【线】【E】【F】【经】【过】【点】【C】【.】【<】【b】【r】【>】【 】【 】【(】【2】【)】【经】【过】【点】【O】【的】【三】【条】【线】【段】【.】【<】【b】【r】【>】【 】【 】【(】【3】【)】【 】【如】【图】【1】【,】【已】【知】【四】【点】【A】【、】【B】【、】【C】【、】【D】【.】【 】【<】【b】【r】【>】【 】【 】【 】【 】【 】【A】【.】【<】【b】【r】【>】【 】【 】【 】【D】【.】【<】【b】【r】【>】【 】【 】【 】【 】【 】【 】【 】【C】【.】【<】【b】【r】【>】【 】【 】【B】【.】【<】【b】【r】【>】【 】【 】【 】【 】【图】【1】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【①】【画】【直】【线】【A】【B】【;】【<】【b】【r】【>】【 】【 】【②】【画】【射】【线】【A】【C】【;】【<】【b】【r】【>】【 】【 】【③】【连】【结】【D】【C】【、】【A】【B】【交】【于】【点】【O】【.】【 】【<】【b】【r】【>】【 】【 】【[】【参】【考】【答】【案】【]】【<】【b】【r】【>】【 】【 】【1】【.】【(】【1】【)】【×】【(】【2】【)】【×】【(】【3】【)】【×】【(】【4】【)】【√】【(】【5】【)】【×】【(】【6】【)】【×】【<】【b】【r】【>】【 】【 】【2】【.】【略】【<】【b】【r】【>】【 】【 】【(】【责】【任】【编】【辑】【 】【张】【毓】【春】【)】【<】【b】【r】【>】

【那】【是】【一】【个】【炎】【热】【的】【晚】【上】【,】【我】【们】【一】【家】【老】【小】【在】【乡】【下】【齐】【聚】【一】【堂】【,】【吃】【团】【圆】【饭】【,】【有】【说】【有】【笑】【,】【只】【见】【爸】【爸】【不】【断】【地】【往】【爷】【爷】【碗】【里】【夹】【菜】【,】【手】【一】【刻】【未】【停】【,】【口】【里】【说】【着】【:】【&】【l】【d】【q】【u】【o】【;】【爸】【,】【您】【老】【多】【吃】【点】【,】【这】【几】【天】【干】【活】【很】【累】【。】【&】【r】【d】【q】【u】【o】【;】【爸】【却】【滴】【食】【未】【尽】【,】【我】【只】【是】【默】【默】【观】【赏】【着】【这】【感】【人】【<】【u】【>】【作】【文】【h】【t】【t】【p】【:】【/】【/】【w】【w】【w】【.】【z】【u】【o】【w】【e】【n】【8】【.】【c】【o】【m】【<】【/】【u】【>】【的】【场】【景】【。】美容时尚网【<】【b】【r】【>】【 】【 】【直】【线】【、】【射】【线】【、】【线】【段】【是】【几】【何】【中】【三】【个】【最】【基】【本】【的】【概】【念】【,】【它】【们】【既】【有】【区】【别】【又】【有】【联】【系】【.】【直】【线】【的】【特】【征】【是】【向】【两】【个】【方】【向】【无】【限】【延】【伸】【;】【射】【线】【是】【直】【线】【上】【某】【一】【点】【一】【旁】【的】【部】【分】【;】【线】【段】【是】【直】【线】【上】【两】【点】【间】【的】【部】【分】【.】【<】【b】【r】【>】【 】【 】【从】【有】【限】【性】【和】【无】【限】【性】【考】【虑】【,】【直】【线】【是】【向】【两】【个】【方】【向】【无】【限】【延】【伸】【的】【,】【没】【有】【端】【点】【,】【不】【能】【度】【量】【,】【没】【有】【方】【向】【性】【;】【射】【线】【是】【向】【一】【个】【方】【向】【无】【限】【延】【伸】【的】【,】【只】【有】【一】【个】【端】【点】【,】【不】【能】【度】【量】【,】【有】【方】【向】【性】【;】【线】【段】【是】【直】【线】【上】【的】【有】【限】【部】【分】【,】【有】【两】【个】【端】【点】【,】【能】【够】【度】【量】【,】【没】【有】【方】【向】【性】【.】【这】【是】【直】【线】【、】【射】【线】【、】【线】【段】【的】【主】【要】【区】【别】【.】【<】【b】【r】【>】【 】【 】【直】【线】【、】【射】【线】【、】【线】【段】【都】【可】【以】【用】【两】【个】【大】【写】【字】【母】【表】【示】【.】【直】【线】【可】【以】【用】【直】【线】【上】【任】【意】【两】【点】【的】【字】【母】【表】【示】【,】【与】【字】【母】【的】【顺】【序】【无】【关】【,】【如】【直】【线】【A】【B】【,】【也】【可】【记】【作】【直】【线】【B】【A】【.】【射】【线】【只】【能】【用】【第】【一】【个】【字】【母】【表】【示】【端】【点】【,】【第】【二】【个】【字】【母】【表】【示】【射】【线】【上】【除】【端】【点】【外】【的】【任】【意】【一】【点】【,】【如】【射】【线】【A】【B】【,】【不】【能】【记】【作】【射】【线】【B】【A】【.】【线】【段】【用】【两】【个】【端】【点】【的】【字】【母】【表】【示】【,】【与】【字】【母】【顺】【序】【无】【关】【,】【如】【线】【段】【A】【B】【,】【也】【可】【记】【作】【线】【段】【B】【A】【.】【<】【b】【r】【>】【 】【 】【直】【线】【、】【射】【线】【和】【线】【段】【又】【能】【用】【一】【个】【小】【写】【字】【母】【表】【示】【,】【如】【直】【线】【a】【,】【射】【线】【l】【,】【线】【段】【m】【.】【<】【b】【r】【>】【 】【 】【作】【图】【时】【,】【过】【两】【个】【已】【知】【点】【A】【、】【B】【既】【可】【以】【作】【直】【线】【,】【也】【可】【以】【作】【射】【线】【和】【线】【段】【.】【但】【对】【作】【图】【的】【叙】【述】【,】【三】【者】【有】【明】【显】【的】【区】【别】【.】【作】【直】【线】【,】【应】【叙】【述】【为】【“】【过】【A】【、】【B】【两】【点】【作】【直】【线】【A】【B】【”】【;】【作】【射】【线】【A】【B】【,】【应】【叙】【述】【为】【“】【以】【A】【为】【端】【点】【作】【射】【线】【A】【B】【”】【或】【“】【过】【点】【B】【作】【射】【线】【A】【B】【”】【;】【作】【线】【段】【,】【应】【叙】【述】【为】【“】【连】【结】【A】【B】【”】【或】【“】【连】【结】【B】【A】【”】【.】【<】【b】【r】【>】【 】【 】【直】【线】【、】【射】【线】【、】【线】【段】【三】【者】【之】【间】【也】【有】【联】【系】【.】【射】【线】【是】【直】【线】【的】【一】【部】【分】【,】【线】【段】【是】【直】【线】【或】【射】【线】【的】【一】【部】【分】【,】【也】【就】【是】【说】【,】【在】【直】【线】【上】【取】【一】【点】【就】【可】【得】【到】【两】【条】【射】【线】【,】【在】【直】【线】【上】【取】【两】【点】【就】【可】【得】【到】【一】【条】【线】【段】【;】【在】【射】【线】【上】【取】【一】【点】【就】【可】【得】【到】【一】【条】【线】【段】【.】【另】【一】【方】【面】【,】【如】【果】【把】【射】【线】【向】【反】【方】【向】【延】【长】【或】【者】【把】【线】【段】【向】【两】【个】【方】【向】【延】【长】【都】【可】【得】【到】【直】【线】【;】【如】【果】【把】【线】【段】【向】【一】【个】【方】【向】【延】【长】【就】【可】【得】【到】【射】【线】【.】【<】【b】【r】【>】【 】【 】【[】【练】【习】【]】【<】【b】【r】【>】【 】【 】【1】【.】【判】【断】【下】【列】【说】【法】【的】【正】【误】【,】【对】【的】【在】【括】【号】【内】【画】【“】【√】【”】【,】【错】【的】【在】【括】【号】【内】【画】【“】【?】【菖】【”】【.】【<】【b】【r】【>】【 】【 】【(】【1】【)】【延】【长】【直】【线】【M】【N】【到】【点】【C】【.】【(】【 】【)】【<】【b】【r】【>】【 】【 】【(】【2】【)】【直】【线】【A】【与】【直】【线】【B】【交】【于】【一】【点】【M】【.】【(】【 】【)】【<】【b】【r】【>】【 】【 】【(】【3】【)】【三】【点】【决】【定】【一】【条】【直】【线】【.】【(】【 】【)】【<】【b】【r】【>】【 】【 】【(】【4】【)】【无】【数】【条】【直】【线】【可】【能】【交】【于】【一】【点】【.】【(】【 】【)】【<】【b】【r】【>】【 】【 】【(】【5】【)】【射】【线】【是】【直】【线】【的】【一】【半】【.】【(】【 】【)】【<】【b】【r】【>】【 】【 】【(】【6】【)】【任】【意】【一】【条】【直】【线】【都】【比】【射】【线】【长】【.】【(】【 】【)】【<】【b】【r】【>】【 】【 】【2】【.】【按】【要】【求】【画】【出】【图】【形】【.】【<】【b】【r】【>】【 】【 】【(】【1】【)】【 】【直】【线】【E】【F】【经】【过】【点】【C】【.】【<】【b】【r】【>】【 】【 】【(】【2】【)】【经】【过】【点】【O】【的】【三】【条】【线】【段】【.】【<】【b】【r】【>】【 】【 】【(】【3】【)】【 】【如】【图】【1】【,】【已】【知】【四】【点】【A】【、】【B】【、】【C】【、】【D】【.】【 】【<】【b】【r】【>】【 】【 】【 】【 】【 】【A】【.】【<】【b】【r】【>】【 】【 】【 】【D】【.】【<】【b】【r】【>】【 】【 】【 】【 】【 】【 】【 】【C】【.】【<】【b】【r】【>】【 】【 】【B】【.】【<】【b】【r】【>】【 】【 】【 】【 】【图】【1】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【①】【画】【直】【线】【A】【B】【;】【<】【b】【r】【>】【 】【 】【②】【画】【射】【线】【A】【C】【;】【<】【b】【r】【>】【 】【 】【③】【连】【结】【D】【C】【、】【A】【B】【交】【于】【点】【O】【.】【 】【<】【b】【r】【>】【 】【 】【[】【参】【考】【答】【案】【]】【<】【b】【r】【>】【 】【 】【1】【.】【(】【1】【)】【×】【(】【2】【)】【×】【(】【3】【)】【×】【(】【4】【)】【√】【(】【5】【)】【×】【(】【6】【)】【×】【<】【b】【r】【>】【 】【 】【2】【.】【略】【<】【b】【r】【>】【 】【 】【(】【责】【任】【编】【辑】【 】【张】【毓】【春】【)】【<】【b】【r】【>】

美容时尚网:2019年小先生周:数学复课方案

【<】【b】【r】【>】【 】【 】【m】【a】【k】【e】【的】【用】【法】【很】【灵】【活】【,】【能】【与】【很】【多】【词】【一】【起】【构】【成】【短】【语】【,】【表】【示】【不】【同】【的】【意】【思】【。】【下】【面】【一】【起】【来】【看】【看】【m】【a】【k】【e】【与】【我】【们】【学】【过】【的】【一】【些】【词】【构】【成】【的】【短】【语】【吧】【。】【<】【b】【r】【>】【 】【 】【1】【.】【 】【b】【e】【 】【m】【a】【d】【e】【 】【i】【n】【产】【于】【<】【b】【r】【>】【 】【 】【T】【h】【e】【 】【d】【i】【g】【i】【t】【a】【l】【 】【c】【a】【m】【e】【r】【a】【 】【i】【s】【 】【m】【a】【d】【e】【 】【i】【n】【 】【J】【a】【p】【a】【n】【.】【<】【b】【r】【>】【 】【 】【这】【台】【数】【码】【相】【机】【产】【于】【日】【本】【。】【<】【b】【r】【>】【 】【 】【2】【.】【 】【b】【e】【 】【m】【a】【d】【e】【 】【o】【f】【 】【/】【 】【f】【r】【o】【m】【由】【…】【…】【制】【成】【<】【b】【r】【>】【 】【 】【M】【a】【n】【y】【 】【s】【h】【o】【e】【s】【 】【n】【o】【w】【a】【d】【a】【y】【s】【 】【a】【r】【e】【 】【m】【a】【d】【e】【 】【o】【f】【 】【p】【l】【a】【s】【t】【i】【c】【.】【<】【b】【r】【>】【 】【 】【现】【在】【,】【很】【多】【鞋】【都】【是】【塑】【料】【做】【的】【。】【<】【b】【r】【>】【 】【 】【B】【r】【a】【n】【d】【y】【 】【i】【s】【 】【m】【a】【d】【e】【 】【f】【r】【o】【m】【 】【g】【r】【a】【p】【e】【s】【.】【<】【b】【r】【>】【 】【 】【白】【兰】【地】【酒】【是】【由】【葡】【萄】【酿】【造】【成】【的】【。】【<】【b】【r】【>】【 】【 】【3】【.】【 】【m】【a】【k】【e】【 】【a】【 】【c】【o】【n】【t】【r】【i】【b】【u】【t】【i】【o】【n】【 】【t】【o】【为】【…】【…】【贡】【献】【<】【b】【r】【>】【 】【 】【I】【f】【 】【e】【v】【e】【r】【y】【o】【n】【e】【 】【m】【a】【k】【e】【s】【 】【a】【 】【c】【o】【n】【t】【r】【i】【b】【u】【t】【i】【o】【n】【 】【t】【o】【 】【p】【r】【o】【t】【e】【c】【t】【i】【n】【g】【 】【t】【h】【e】【 】【e】【n】【v】【i】【r】【o】【n】【m】【e】【n】【t】【,】【 】【t】【h】【e】【 】【w】【o】【r】【l】【d】【 】【w】【i】【l】【l】【 】【b】【e】【c】【o】【m】【e】【 】【m】【u】【c】【h】【 】【m】【o】【r】【e】【 】【b】【e】【a】【u】【t】【i】【f】【u】【l】【.】【<】【b】【r】【>】【 】【 】【如】【果】【每】【个】【人】【都】【为】【保】【护】【环】【境】【做】【出】【贡】【献】【,】【那】【么】【世】【界】【将】【变】【得】【更】【加】【美】【丽】【。】【<】【b】【r】【>】【 】【 】【4】【.】【 】【m】【a】【k】【e】【 】【a】【 】【d】【e】【c】【i】【s】【i】【o】【n】【作】【决】【定】【<】【b】【r】【>】【 】【 】【D】【o】【n】【’】【t】【 】【m】【a】【k】【e】【 】【a】【 】【d】【e】【c】【i】【s】【i】【o】【n】【 】【b】【e】【f】【o】【r】【e】【 】【y】【o】【u】【 】【t】【h】【i】【n】【k】【 】【i】【t】【 】【o】【v】【e】【r】【.】【<】【b】【r】【>】【 】【 】【在】【你】【认】【真】【考】【虑】【之】【前】【不】【要】【作】【决】【定】【。】【<】【b】【r】【>】【 】【 】【5】【.】【 】【m】【a】【k】【e】【 】【a】【 】【l】【i】【v】【i】【n】【g】【谋】【生】【;】【维】【持】【生】【活】【<】【b】【r】【>】【 】【 】【D】【o】【 】【h】【e】【r】【 】【p】【a】【r】【e】【n】【t】【s】【 】【m】【a】【k】【e】【 】【a】【 】【l】【i】【v】【i】【n】【g】【 】【b】【y】【 】【t】【e】【a】【c】【h】【i】【n】【g】【?】【<】【b】【r】【>】【 】【 】【她】【父】【母】【靠】【教】【书】【来】【维】【持】【生】【活】【吗】【?】【<】【b】【r】【>】【 】【 】【6】【.】【 】【m】【a】【k】【e】【 】【a】【 】【m】【i】【s】【t】【a】【k】【e】【犯】【错】【误】【<】【b】【r】【>】【 】【 】【D】【o】【n】【’】【t】【 】【b】【e】【 】【a】【f】【r】【a】【i】【d】【 】【o】【f】【 】【m】【a】【k】【i】【n】【g】【 】【m】【i】【s】【t】【a】【k】【e】【 】【w】【h】【e】【n】【 】【y】【o】【u】【 】【s】【p】【e】【a】【k】【 】【E】【n】【g】【l】【i】【s】【h】【.】【<】【b】【r】【>】【 】【 】【当】【你】【说】【英】【语】【时】【,】【不】【要】【怕】【犯】【错】【误】【。】【<】【b】【r】【>】【 】【 】【7】【.】【 】【m】【a】【k】【e】【 】【a】【 】【n】【o】【i】【s】【e】【发】【出】【噪】【声】【<】【b】【r】【>】【 】【 】【T】【h】【e】【 】【m】【a】【c】【h】【i】【n】【e】【 】【m】【a】【k】【e】【s】【 】【a】【 】【l】【o】【u】【d】【 】【n】【o】【i】【s】【e】【.】【 】【I】【 】【c】【a】【n】【’】【t】【 】【h】【e】【a】【r】【 】【y】【o】【u】【 】【c】【l】【e】【a】【r】【l】【y】【.】【<】【b】【r】【>】【 】【 】【那】【台】【机】【器】【发】【出】【很】【大】【的】【噪】【声】【,】【我】【听】【不】【清】【你】【说】【的】【话】【。】【<】【b】【r】【>】【 】【 】【8】【.】【 】【m】【a】【k】【e】【 】【a】【 】【t】【e】【l】【e】【p】【h】【o】【n】【e】【 】【c】【a】【l】【l】【打】【电】【话】【<】【b】【r】【>】【 】【 】【W】【a】【i】【t】【 】【a】【 】【m】【i】【n】【u】【t】【e】【,】【 】【p】【l】【e】【a】【s】【e】【.】【 】【I】【’】【l】【l】【 】【m】【a】【k】【e】【 】【a】【 】【t】【e】【l】【e】【p】【h】【o】【n】【e】【 】【c】【a】【l】【l】【 】【t】【o】【 】【m】【y】【 】【m】【o】【t】【h】【e】【r】【.】【<】【b】【r】【>】【 】【 】【请】【等】【一】【下】【,】【我】【要】【给】【我】【妈】【妈】【打】【个】【电】【话】【。】【<】【b】【r】【>】【 】【 】【9】【.】【 】【m】【a】【k】【e】【 】【d】【u】【m】【p】【l】【i】【n】【g】【s】【包】【饺】【子】【<】【b】【r】【>】【 】【 】【D】【o】【 】【y】【o】【u】【 】【m】【a】【k】【e】【 】【d】【u】【m】【p】【l】【i】【n】【g】【s】【 】【o】【n】【 】【N】【e】【w】【 】【Y】【e】【a】【r】【’】【s】【 】【D】【a】【y】【?】【<】【b】【r】【>】【 】【 】【过】【年】【时】【你】【们】【包】【饺】【子】【吗】【?】【<】【b】【r】【>】【 】【 】【1】【0】【.】【 】【m】【a】【k】【e】【 】【f】【a】【c】【e】【s】【做】【鬼】【脸】【<】【b】【r】【>】【 】【 】【L】【o】【o】【k】【!】【 】【T】【h】【e】【 】【l】【i】【t】【t】【l】【e】【 】【b】【o】【y】【 】【i】【s】【 】【m】【a】【k】【i】【n】【g】【 】【f】【a】【c】【e】【s】【 】【a】【t】【 】【u】【s】【.】【<】【b】【r】【>】【 】【 】【瞧】【,】【那】【个】【小】【男】【孩】【在】【冲】【我】【们】【做】【鬼】【脸】【。】【<】【b】【r】【>】【 】【 】【1】【1】【.】【 】【m】【a】【k】【e】【 】【f】【r】【i】【e】【n】【d】【s】【交】【朋】【友】【<】【b】【r】【>】【 】【 】【D】【a】【v】【i】【d】【 】【w】【a】【n】【t】【s】【 】【t】【o】【 】【m】【a】【k】【e】【 】【f】【r】【i】【e】【n】【d】【s】【 】【i】【n】【 】【C】【h】【i】【n】【a】【 】【a】【n】【d】【 】【w】【a】【n】【t】【s】【 】【t】【o】【 】【l】【e】【a】【r】【n】【 】【C】【h】【i】【n】【e】【s】【e】【.】【<】【b】【r】【>】【 】【 】【大】【卫】【想】【在】【中】【国】【交】【朋】【友】【,】【并】【想】【学】【习】【汉】【语】【。】【<】【b】【r】【>】【 】【 】【1】【2】【.】【 】【m】【a】【k】【e】【 】【f】【u】【n】【 】【o】【f】【取】【笑】【;】【嘲】【笑】【<】【b】【r】【>】【 】【 】【W】【e】【 】【s】【h】【o】【u】【l】【d】【 】【n】【o】【t】【 】【m】【a】【k】【e】【 】【f】【u】【n】【 】【o】【f】【 】【t】【h】【o】【s】【e】【 】【w】【h】【o】【 】【a】【r】【e】【 】【i】【n】【 】【t】【r】【o】【u】【b】【l】【e】【.】【<】【b】【r】【>】【 】【 】【我】【们】【不】【应】【嘲】【笑】【那】【些】【处】【于】【困】【境】【中】【的】【人】【。】【<】【b】【r】【>】【 】【 】【1】【3】【.】【 】【m】【a】【k】【e】【 】【i】【t】【约】【定】【时】【间】【;】【做】【到】【;】【按】【时】【到】【达】【<】【b】【r】【>】【 】【 】【L】【e】【t】【’】【s】【 】【m】【a】【k】【e】【 】【i】【t】【 】【h】【a】【l】【f】【 】【p】【a】【s】【t】【 】【f】【o】【u】【r】【.】【<】【b】【r】【>】【 】【 】【咱】【们】【定】【在】【四】【点】【半】【吧】【。】【<】【b】【r】【>】【 】【 】【I】【 】【b】【e】【l】【i】【e】【v】【e】【 】【y】【o】【u】【’】【r】【e】【 】【g】【o】【i】【n】【g】【 】【t】【o】【 】【m】【a】【k】【e】【 】【i】【t】【.】【<】【b】【r】【>】【 】【 】【我】【相】【信】【你】【会】【成】【功】【的】【。】【<】【b】【r】【>】【 】【 】【Y】【o】【u】【 】【c】【a】【n】【 】【m】【a】【k】【e】【 】【i】【t】【 】【i】【f】【 】【y】【o】【u】【 】【h】【u】【r】【r】【y】【.】【<】【b】【r】【>】【 】【 】【你】【要】【是】【快】【点】【儿】【的】【话】【,】【就】【能】【准】【时】【到】【达】【。】【<】【b】【r】【>】【 】【 】【1】【4】【.】【 】【m】【a】【k】【e】【 】【m】【o】【n】【e】【y】【挣】【钱】【<】【b】【r】【>】【 】【 】【W】【e】【 】【s】【h】【o】【u】【l】【d】【 】【w】【o】【r】【k】【 】【h】【a】【r】【d】【 】【t】【o】【 】【m】【a】【k】【e】【 】【m】【o】【r】【e】【 】【m】【o】【n】【e】【y】【.】【<】【b】【r】【>】【 】【 】【我】【们】【应】【当】【努】【力】【工】【作】【去】【挣】【更】【多】【的】【钱】【。】【<】【b】【r】【>】【 】【 】【1】【5】【.】【 】【m】【a】【k】【e】【 】【o】【n】【e】【’】【s】【 】【m】【i】【n】【d】【 】【t】【o】【 】【d】【o】【 】【s】【t】【h】【.】【下】【决】【心】【做】【某】【事】【<】【b】【r】【>】【 】【 】【W】【e】【 】【m】【a】【d】【e】【 】【o】【u】【r】【 】【m】【i】【n】【d】【s】【 】【t】【o】【 】【h】【e】【l】【p】【 】【t】【h】【e】【 】【p】【o】【o】【r】【 】【c】【h】【i】【l】【d】【.】【<】【b】【r】【>】【 】【 】【我】【们】【下】【决】【心】【帮】【助】【那】【个】【可】【怜】【的】【孩】【子】【。】【<】【b】【r】【>】【 】【 】【1】【6】【.】【 】【m】【a】【k】【e】【 】【o】【n】【e】【’】【s】【 】【w】【a】【y】【 】【t】【o】【往】【…】【…】【走】【<】【b】【r】【>】【 】【 】【M】【a】【k】【e】【 】【y】【o】【u】【r】【 】【w】【a】【y】【 】【t】【o】【 】【t】【h】【e】【 】【s】【t】【r】【e】【e】【t】【.】【 】【Y】【o】【u】【 】【c】【a】【n】【’】【t】【 】【m】【i】【s】【s】【 】【i】【t】【.】【<】【b】【r】【>】【 】【 】【往】【街】【道】【那】【边】【走】【,】【你】【不】【会】【错】【过】【的】【。】【<】【b】【r】【>】【 】【 】【1】【7】【.】【 】【m】【a】【k】【e】【 】【r】【o】【o】【m】【 】【f】【o】【r】【为】【…】【…】【让】【地】【方】【<】【b】【r】【>】【 】【 】【C】【o】【u】【l】【d】【 】【y】【o】【u】【 】【p】【l】【e】【a】【s】【e】【 】【m】【a】【k】【e】【 】【r】【o】【o】【m】【 】【f】【o】【r】【 】【t】【h】【e】【 】【o】【l】【d】【 】【w】【o】【m】【a】【n】【?】【<】【b】【r】【>】【 】【 】【请】【你】【为】【那】【个】【老】【妇】【人】【让】【点】【儿】【地】【方】【好】【吗】【?】【<】【b】【r】【>】【 】【 】【1】【8】【.】【 】【m】【a】【k】【e】【 】【s】【b】【.】【 】【d】【o】【 】【s】【t】【h】【.】【使】【/】【让】【某】【人】【做】【某】【事】【<】【b】【r】【>】【 】【 】【M】【y】【 】【a】【u】【n】【t】【 】【p】【l】【a】【y】【e】【d】【 】【t】【h】【e】【 】【l】【i】【g】【h】【t】【 】【m】【u】【s】【i】【c】【 】【t】【o】【 】【m】【a】【k】【e】【 】【t】【h】【e】【 】【b】【a】【b】【y】【 】【s】【t】【o】【p】【 】【c】【r】【y】【i】【n】【g】【.】【<】【b】【r】【>】【 】【 】【我】【姑】【妈】【演】【奏】【轻】【音】【乐】【好】【让】【这】【个】【婴】【儿】【停】【止】【啼】【哭】【。】【<】【b】【r】【>】【 】【 】【1】【9】【.】【 】【m】【a】【k】【e】【 】【s】【u】【r】【e】【务】【必】【;】【确】【保】【;】【弄】【明】【白】【<】【b】【r】【>】【 】【 】【B】【e】【f】【o】【r】【e】【 】【y】【o】【u】【 】【l】【e】【a】【v】【e】【 】【t】【h】【e】【 】【l】【a】【b】【,】【 】【m】【a】【k】【e】【 】【s】【u】【r】【e】【 】【t】【h】【e】【 】【e】【l】【e】【c】【t】【r】【i】【c】【i】【t】【y】【 】【i】【s】【 】【t】【u】【r】【n】【e】【d】【 】【o】【f】【f】【 】【a】【n】【d】【 】【t】【h】【e】【 】【w】【i】【n】【d】【o】【w】【s】【 】【a】【r】【e】【 】【s】【h】【u】【t】【.】【<】【b】【r】【>】【 】【 】【你】【离】【开】【实】【验】【室】【之】【前】【,】【务】【必】【切】【断】【电】【源】【,】【关】【好】【窗】【户】【。】【<】【b】【r】【>】【 】【 】【M】【a】【k】【e】【 】【s】【u】【r】【e】【 】【t】【h】【a】【t】【 】【t】【h】【e】【 】【t】【r】【e】【e】【 】【i】【s】【 】【s】【t】【r】【a】【i】【g】【h】【t】【 】【i】【n】【 】【t】【h】【e】【 】【h】【o】【l】【e】【.】【<】【b】【r】【>】【 】【 】【确】【保】【那】【棵】【树】【在】【坑】【里】【是】【直】【的】【。】【<】【b】【r】【>】【 】【 】【I】【 】【t】【h】【i】【n】【k】【 】【t】【h】【i】【s】【 】【l】【i】【n】【e】【 】【i】【s】【 】【f】【r】【o】【m】【 】【S】【h】【e】【l】【l】【y】【,】【 】【b】【u】【t】【 】【y】【o】【u】【’】【d】【 】【b】【e】【t】【t】【e】【r】【 】【m】【a】【k】【e】【 】【s】【u】【r】【e】【.】【<】【b】【r】【>】【 】【 】【我】【想】【这】【句】【诗】【是】【雪】【莱】【的】【,】【但】【你】【最】【好】【确】【认】【一】【下】【。】【<】【b】【r】【>】【 】【 】【2】【0】【.】【 】【m】【a】【k】【e】【 】【t】【e】【a】【沏】【茶】【,】【泡】【茶】【<】【b】【r】【>】【 】【 】【W】【e】【 】【s】【t】【i】【l】【l】【 】【m】【a】【k】【e】【 】【t】【e】【a】【 】【i】【n】【 】【t】【e】【a】【p】【o】【t】【s】【.】【<】【b】【r】【>】【 】【 】【我】【们】【仍】【用】【茶】【壶】【沏】【茶】【。】【<】【b】【r】【>】【 】【 】【2】【1】【.】【 】【m】【a】【k】【e】【 】【t】【h】【e】【 】【b】【e】【d】【铺】【床】【;】【整】【理】【床】【铺】【<】【b】【r】【>】【 】【 】【Y】【o】【u】【’】【d】【 】【b】【e】【t】【t】【e】【r】【 】【m】【a】【k】【e】【 】【t】【h】【e】【 】【b】【e】【d】【 】【a】【f】【t】【e】【r】【 】【y】【o】【u】【 】【g】【e】【t】【 】【u】【p】【.】【<】【b】【r】【>】【 】【 】【起】【床】【后】【,】【你】【最】【好】【整】【理】【好】【床】【铺】【。】【<】【b】【r】【>】【 】【 】【2】【2】【.】【 】【m】【a】【k】【e】【 】【u】【p】【弥】【补】【;】【构】【成】【;】【编】【造】【<】【b】【r】【>】【 】【 】【T】【h】【e】【 】【t】【e】【a】【c】【h】【e】【r】【 】【h】【e】【l】【p】【e】【d】【 】【Z】【h】【a】【o】【 】【Y】【a】【n】【g】【 】【m】【a】【k】【e】【 】【u】【p】【 】【t】【h】【e】【 】【l】【e】【s】【s】【o】【n】【s】【 】【h】【e】【 】【h】【a】【d】【 】【m】【i】【s】【s】【e】【d】【 】【w】【h】【e】【n】【 】【s】【h】【e】【 】【w】【a】【s】【 】【i】【l】【l】【.】【<】【b】【r】【>】【 】【 】【老】【师】【帮】【赵】【阳】【补】【上】【她】【生】【病】【时】【所】【缺】【的】【课】【。】【<】【b】【r】【>】【 】【 】【W】【e】【 】【h】【e】【l】【d】【 】【a】【 】【s】【m】【a】【l】【l】【-】【s】【i】【z】【e】【d】【 】【p】【a】【r】【t】【y】【 】【y】【e】【s】【t】【e】【r】【d】【a】【y】【.】【 】【I】【t】【 】【w】【a】【s】【 】【m】【a】【d】【e】【 】【u】【p】【 】【o】【f】【 】【s】【e】【v】【e】【r】【a】【l】【 】【o】【f】【 】【o】【u】【r】【 】【r】【e】【l】【a】【t】【i】【o】【n】【s】【 】【a】【n】【d】【 】【f】【r】【i】【e】【n】【d】【s】【.】【<】【b】【r】【>】【 】【 】【昨】【天】【,】【我】【们】【举】【行】【了】【一】【个】【小】【型】【聚】【会】【,】【参】【加】【的】【有】【我】【们】【的】【几】【个】【亲】【戚】【和】【朋】【友】【。】【<】【b】【r】【>】【 】【 】【I】【 】【t】【h】【i】【n】【k】【 】【t】【h】【e】【 】【T】【V】【 】【p】【l】【a】【y】【 】【s】【e】【r】【i】【e】【s】【 】【i】【s】【 】【m】【a】【d】【e】【 】【u】【p】【.】【<】【b】【r】【>】【 】【 】【我】【认】【为】【这】【部】【电】【视】【连】【续】【剧】【是】【虚】【构】【的】【。】【<】【b】【r】【>】【 】【 】【(】【责】【任】【编】【辑】【李】【爱】【京】【)】【<】【b】【r】【>】美容时尚网【她】【不】【会】【背】【信】【我】【,】【她】【让】【我】【可】【以】【相】【信】【她】【。】【她】【可】【以】【为】【了】【我】【去】【&】【l】【d】【q】【u】【o】【;】【上】【刀】【山】【、】【下】【火】【海】【也】【在】【所】【不】【辞】【&】【r】【d】【q】【u】【o】【;】【。】【这】【就】【是】【我】【难】【忘】【她】【的】【原】【因】【其】【一】【。】

【总】【而】【言】【之】【,】【我】【是】【独】【一】【无】【二】【的】【我】【,】【你】【们】【有】【没】【有】【跟】【我】【一】【样】【粗】【心】【的】【呢】【?】美容时尚网【<】【b】【r】【>】【 】【 】【本】【刊】【2】【0】【0】【7】【年】【第】【6】【期】【中】【“】【关】【于】【旅】【游】【的】【问】【卷】【调】【查】【”】【共】【回】【收】【有】【效】【问】【卷】【5】【5】【8】【份】【。】【其】【中】【,】【男】【生】【4】【9】【.】【5】【%】【,】【女】【生】【5】【0】【.】【5】【%】【;】【七】【年】【级】【3】【9】【.】【8】【%】【,】【八】【年】【级】【2】【0】【.】【4】【%】【,】【九】【年】【级】【3】【7】【.】【1】【%】【,】【其】【他】【年】【级】【2】【.】【7】【%】【。】【<】【b】【r】【>】【 】【 】【此】【次】【调】【查】【得】【到】【了】【天】【津】【市】【津】【南】【区】【辛】【庄】【中】【学】【、】【宁】【河】【县】【小】【李】【中】【学】【等】【学】【校】【的】【大】【力】【支】【持】【,】【在】【此】【表】【示】【感】【谢】【!】

美容时尚网:小伙网购绵软件“栽入”他人卧室摄像头结实竟是此雕刻么

【<】【b】【r】【>】【 】【 】【最】【近】【我】【们】【班】【好】【人】【好】【事】【层】【出】【不】【穷】【!】【<】【b】【r】【>】【 】【 】【窝】【太】【同】【学】【捡】【钱】【包】【归】【还】【了】【失】【主】【。】【<】【b】【r】【>】【 】【 】【这】【,】【这】【都】【是】【我】【应】【该】【做】【的】【。】【<】【b】【r】【>】【 】【 】【<】【i】【m】【g】【 】【s】【r】【c】【=】【"】【h】【t】【t】【p】【:】【/】【/】【i】【m】【g】【1】【.】【q】【i】【k】【a】【n】【.】【c】【o】【m】【.】【c】【n】【/】【q】【k】【i】【m】【a】【g】【e】【s】【/】【t】【x】【s】【n】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【7】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【7】【2】【2】【-】【1】【-】【l】【.】【j】【p】【g】【"】【 】【h】【s】【p】【a】【c】【e】【=】【"】【1】【5】【"】【 】【v】【s】【p】【a】【c】【e】【=】【"】【5】【"】【 】【a】【l】【i】【g】【n】【=】【"】【"】【>】【<】【b】【r】【>】【 】【 】【<】【i】【m】【g】【 】【s】【r】【c】【=】【"】【h】【t】【t】【p】【:】【/】【/】【i】【m】【g】【1】【.】【q】【i】【k】【a】【n】【.】【c】【o】【m】【.】【c】【n】【/】【q】【k】【i】【m】【a】【g】【e】【s】【/】【t】【x】【s】【n】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【7】【/】【t】【x】【s】【n】【2】【0】【0】【7】【0】【7】【2】【2】【-】【2】【-】【l】【.】【j】【p】【g】【"】【 】【h】【s】【p】【a】【c】【e】【=】【"】【1】【5】【"】【 】【v】【s】【p】【a】【c】【e】【=】【"】【5】【"】【 】【a】【l】【i】【g】【n】【=】【"】【"】【>】美容时尚网【<】【b】【r】【>】【 】【 】【新】【的】【“】【语】【文】【课】【程】【标】【准】【”】【在】【阅】【读】【的】【阶】【段】【目】【标】【中】【,】【要】【求】【7】【~】【9】【年】【级】【学】【生】【在】【通】【读】【课】【文】【的】【基】【础】【上】【“】【体】【味】【和】【推】【敲】【重】【要】【词】【句】【在】【语】【言】【环】【境】【中】【的】【意】【义】【和】【作】【用】【”】【。】【基】【于】【这】【个】【目】【标】【,】【近】【几】【年】【各】【地】【中】【考】【试】【卷】【都】【出】【现】【了】【词】【语】【考】【查】【类】【试】【题】【。】【<】【b】【r】【>】【 】【 】【词】【语】【是】【文】【章】【语】【言】【最】【基】【本】【的】【构】【成】【材】【料】【。】【根】【据】【语】【境】【理】【解】【词】【语】【含】【义】【,】【是】【阅】【读】【的】【基】【础】【,】【也】【是】【阅】【读】【水】【平】【高】【低】【的】【一】【个】【重】【要】【标】【志】【。】【因】【此】【,】【联】【系】【上】【下】【文】【的】【语】【言】【环】【境】【,】【迅】【速】【而】【准】【确】【地】【理】【解】【词】【语】【含】【义】【,】【就】【成】【了】【考】【查】【同】【学】【们】【阅】【读】【水】【平】【高】【低】【的】【一】【项】【重】【要】【内】【容】【。】【“】【重】【要】【词】【语】【”】【指】【的】【是】【与】【文】【章】【内】【容】【密】【切】【相】【关】【的】【词】【语】【。】【一】【般】【来】【说】【,】【中】【考】【试】【题】【对】【词】【语】【含】【义】【的】【考】【查】【,】【往】【往】【不】【是】【词】【典】【中】【所】【解】【释】【的】【意】【思】【,】【而】【是】【它】【在】【文】【中】【的】【指】【代】【义】【、】【语】【境】【义】【和】【隐】【含】【义】【。】【<】【b】【r】【>】【 】【 】【怎】【样】【正】【确】【理】【解】【词】【语】【在】【文】【中】【的】【含】【义】【呢】【?】【具】【体】【说】【来】【,】【可】【以】【从】【以】【下】【三】【方】【面】【加】【以】【注】【意】【。】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【一】【、】【从】【词】【语】【所】【在】【句】【子】【的】【位】【置】【来】【理】【解】【词】【义】【。】【例】【如】【,】【 】【2】【0】【0】【4】【年】【重】【庆】【市】【中】【考】【语】【文】【试】【卷】【第】【1】【6】【题】【:】【“】【‘】【音】【乐】【具】【有】【着】【极】【其】【博】【大】【而】【丰】【富】【的】【包】【容】【性】【’】【,】【此】【处】【的】【‘】【包】【容】【性】【’】【具】【体】【含】【义】【是】【:】【_】【_】【_】【_】【_】【_】【。】【”】【<】【b】【r】【>】【 】【 】【根】【据】【对】【文】【章】【内】【容】【的】【分】【析】【,】【此】【句】【处】【于】【文】【中】【承】【上】【启】【下】【的】【位】【置】【,】【此】【处】【的】【“】【包】【容】【性】【”】【应】【结】【合】【上】【下】【文】【来】【考】【虑】【。】【将】【上】【文】【进】【行】【总】【结】【,】【得】【出】【“】【包】【容】【性】【”】【是】【指】【:】【①】【音】【乐】【种】【类】【繁】【多】【,】【内】【容】【丰】【富】【。】【同】【时】【由】【于】【此】【句】【对】【下】【文】【起】【了】【提】【示】【作】【用】【,】【可】【以】【得】【出】【“】【包】【容】【性】【”】【是】【指】【:】【②】【能】【满】【足】【不】【同】【年】【龄】【人】【的】【选】【择】【和】【需】【要】【。】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【二】【、】【从】【词】【语】【表】【达】【的】【感】【情】【色】【彩】【来】【理】【解】【词】【义】【。】【例】【如】【《】【藤】【野】【先】【生】【》】【一】【文】【中】【,】【鲁】【迅】【先】【生】【在】【描】【写】【日】【本】【的】【清】【国】【留】【学】【生】【盘】【着】【长】【发】【辫】【不】【男】【不】【女】【时】【写】【道】【:】【“】【实】【在】【标】【致】【极】【了】【。】【”】【“】【标】【致】【”】【一】【词】【,】【本】【指】【女】【子】【姿】【态】【、】【容】【貌】【的】【美】【丽】【,】【而】【在】【此】【处】【却】【是】【反】【语】【,】【应】【理】【解】【为】【“】【丑】【恶】【、】【令】【人】【作】【呕】【”】【,】【表】【达】【了】【作】【者】【对】【清】【国】【留】【学】【生】【丑】【态】【的】【深】【恶】【痛】【绝】【。】【<】【b】【r】【>】【 】【 】【<】【b】【r】【>】【 】【 】【三】【、】【从】【修】【辞】【的】【角】【度】【分】【析】【理】【解】【词】【义】【。】【有】【时】【作】【者】【在】【表】【达】【某】【种】【意】【思】【时】【,】【常】【常】【不】【是】【直】【接】【用】【某】【个】【具】【有】【鲜】【明】【意】【义】【的】【词】【语】【来】【表】【达】【,】【而】【是】【借】【助】【于】【某】【种】【修】【辞】【手】【段】【。】【由】【于】【修】【辞】【手】【段】【的】【运】【用】【,】【这】【些】【词】【语】【往】【往】【就】【有】【了】【丰】【富】【的】【隐】【含】【义】【。】【阅】【读】【时】【,】【我】【们】【要】【透】【过】【表】【面】【意】【思】【,】【去】【理】【解】【该】【词】【语】【在】【文】【中】【的】【隐】【含】【义】【,】【进】【而】【深】【入】【体】【会】【作】【者】【的】【用】【意】【。】【例】【如】【,】【《】【济】【南】【的】【冬】【天】【》】【中】【写】【道】【:】【“】【古】【老】【的】【济】【南】【,】【山】【坡】【上】【卧】【着】【些】【小】【村】【庄】【…】【…】【”】【一】【般】【来】【讲】【,】【“】【卧】【”】【指】【人】【躺】【下】【或】【动】【物】【趴】【下】【,】【显】【然】【这】【里】【把】【小】【村】【庄】【拟】【人】【化】【了】【。】【这】【就】【要】【从】【修】【辞】【的】【角】【度】【去】【理】【解】【:】【文】【中】【的】【“】【卧】【”】【赋】【予】【了】【村】【庄】【一】【种】【恬】【静】【、】【安】【详】【的】【姿】【态】【。】【<】【b】【r】【>】【 】【 】【[】【相】【关】【练】【习】【]】【<】【b】【r】【>】【 】【 】【蝴】【蝶】【的】【金】【翅】【膀】【<】【b】【r】【>】【 】【 】【①】【<】【u】【>】【只】【要】【略】【加】【观】【察】【,】【闪】【过】【我】【眉】【宇】【的】【慌】【张】【就】【会】【袒】【露】【无】【遗】【,】【<】【/】【u】【>】【我】【把】【一】【只】【不】【易】【被】【察】【觉】【的】【小】【纸】【盒】【塞】【进】【书】【桌】【,】【那】【里】【,】【供】【奉】【着】【两】【条】【黑】【黢】【黢】【的】【毛】【毛】【虫】【。】【“】【三】【日】【不】【见】【,】【刮】【目】【相】【看】【”】【,】【你】【懂】【这】【句】【话】【的】【含】【义】【吗】【?】【丑】【陋】【的】【毛】【毛】【虫】【会】【变】【成】【美】【丽】【的】【蝴】【蝶】【,】【转】【瞬】【即】【变】【,】【像】【魔】【术】【般】【,】【我】【守】【候】【的】【就】【是】【揭】【开】【谜】【底】【的】【时】【刻】【。】【<】【b】【r】【>】【 】【 】【然】【后】【,】【开】【始】【上】【课】【。】【可】【接】【下】【来】【的】【情】【况】【就】【恶】【劣】【了】【。】【只】【听】【我】【同】【桌】【“】【哐】【啷】【”】【一】【声】【蹦】【起】【来】【,】【“】【她】【养】【了】【两】【条】【毛】【毛】【虫】【!】【”】【②】【<】【u】【>】【他】【的】【脸】【色】【如】【白】【垩】【纪】【的】【土】【壤】【一】【般】【,】【神】【经】【也】【似】【地】【震】【后】【的】【公】【路】【样】【扭】【曲】【。】【<】【/】【u】【>】【课】【堂】【顿】【时】【哗】【然】【一】【片】【。】【老】【师】【捧】【着】【书】【本】【,】【几】【乎】【袋】【鼠】【状】【地】【跳】【过】【来】【道】【:】【“】【怎】【么】【回】【事】【?】【”】【<】【b】【r】【>】【 】【 】【千】【万】【万】【千】【,】【我】【没】【料】【到】【毛】【毛】【虫】【溜】【达】【出】【来】【,】【更】【没】【料】【到】【男】【生】【还】【有】【怕】【毛】【毛】【虫】【的】【。】【我】【的】【脸】【在】【众】【目】【睽】【睽】【之】【下】【,】【腾】【地】【变】【成】【了】【红】【苹】【果】【。】【我】【嗫】【嚅】【道】【:】【“】【我】【只】【是】【怕】【错】【过】【变】【蝴】【蝶】【的】【时】【机】【。】【”】【③】【<】【u】【>】【心】【里】【其】【实】【已】【哭】【得】【滂】【沱】【,】【<】【/】【u】【>】【我】【是】【学】【习】【委】【员】【耶】【!】【竟】【然】【?】【老】【师】【将】【放】【毛】【毛】【虫】【的】【盒】【子】【从】【书】【桌】【里】【掏】【出】【来】【,】【仿】【佛】【展】【示】【:】【证】【据】【昭】【昭】【,】【你】【们】【都】【看】【到】【了】【吧】【。】【让】【我】【尤】【其】【痛】【苦】【的】【是】【,】【④】【<】【u】【>】【两】【条】【丑】【陋】【的】【虫】【子】【竟】【然】【不】【知】【羞】【耻】【,】【慢】【腾】【腾】【地】【扭】【着】【身】【子】【炫】【耀】【。】【<】【/】【u】【>】【 】【⑤】【<】【u】【>】【完】【啦】【,】【几】【岁】【的】【英】【名】【毁】【在】【两】【条】【虫】【子】【身】【上】【。】【<】【/】【u】【>】【我】【深】【埋】【下】【头】【,】【恐】【怖】【地】【思】【忖】【。】【<】【b】【r】【>】【 】【 】【“】【把】【虫】【子】【收】【到】【盒】【子】【里】【,】【星】【期】【一】【放】【学】【后】【告】【诉】【我】【,】【蝴】【蝶】【有】【多】【少】【种】【。】【”】【<】【b】【r】【>】【 】【 】【天】【使】【的】【声】【音】【在】【耳】【边】【吹】【拂】【,】【这】【是】【老】【师】【的】【吗】【?】【我】【怔】【了】【一】【下】【才】【缓】【过】【神】【,】【这】【“】【批】【评】【”】【是】【对】【着】【我】【的】【吗】【?】【怎】【么】【闻】【不】【到】【硝】【烟】【味】【?】【!】【 】【<】【b】【r】【>】【 】【 】【我】【如】【约】【来】【到】【老】【师】【办】【公】【室】【,】【她】【表】【情】【依】【然】【平】【静】【如】【水】【。】【我】【可】【不】【敢】【出】【大】【气】【,】【嘤】【嘤】【着】【说】【,】【全】【世】【界】【大】【约】【有】【蝴】【蝶】【1】【5】【0】【0】【0】【种】【,】【单】【台】【湾】【就】【有】【4】【0】【0】【多】【种】【。】【见】【老】【师】【没】【吱】【声】【,】【知】【道】【她】【不】【满】【意】【,】【赶】【紧】【补】【充】【道】【:】【凤】【蝶】【最】【美】【呢】【,】【全】【世】【界】【有】【6】【0】【0】【多】【种】【。】【老】【师】【依】【旧】【闷】【葫】【芦】【,】【一】【声】【不】【吭】【。】【我】【急】【了】【,】【休】【息】【日】【片】【刻】【不】【闲】【地】【忙】【活】【查】【资】【料】【,】【换】【得】【老】【师】【没】【态】【度】【,】【可】【了】【得】【?】【我】【猛】【地】【抬】【头】【,】【豁】【出】【去】【了】【,】【大】【声】【说】【,】【蝴】【蝶】【的】【花】【纹】【,】【由】【鳞】【粉】【状】【的】【细】【末】【构】【成】【;】【产】【于】【美】【洲】【大】【陆】【的】【大】【桦】【斑】【蝶】【能】【迁】【徙】【2】【0】【0】【0】【至】【3】【0】【0】【0】【公】【里】【,】【集】【体】【过】【冬】【呢】【…】【…】【<】【b】【r】【>】【 】【 】【竹】【筒】【终】【于】【把】【豆】【子】【倒】【完】【了】【,】【老】【师】【问】【,】【你】【知】【道】【金】【翅】【膀】【的】【蝴】【蝶】【吗】【?】【<】【b】【r】【>】【 】【 】【当】【然】【,】【我】【不】【知】【道】【。】【 】【<】【b】【r】【>】【 】【 】【我】【回】【到】【家】【,】【再】【次】【开】【始】【搜】【寻】【。】【这】【一】【查】【真】【吓】【了】【一】【跳】【,】【单】【讲】【蝴】【蝶】【,】【学】【问】【就】【如】【此】【浩】【瀚】【。】【比】【如】【说】【凤】【蝶】【,】【有】【碧】【凤】【蝶】【,】【麝】【香】【凤】【蝶】【,】【五】【花】【八】【门】【、】【眼】【花】【缭】【乱】【。】【金】【翅】【膀】【的】【蝴】【蝶】【一】【定】【有】【,】【只】【是】【我】【没】【查】【找】【到】【。】【但】【我】【想】【:】【即】【使】【世】【间】【没】【有】【,】【老】【师】【的】【心】【里】【也】【一】【定】【有】【,】【因】【为】【她】【教】【会】【我】【用】【一】【只】【眼】【睛】【仔】【细】【观】【察】【,】【用】【另】【一】【只】【眼】【睛】【不】【停】【寻】【找】【。】【<】【b】【r】【>】【 】【 】【1】【.】【说】【说】【下】【面】【两】【个】【词】【在】【文】【中】【的】【意】【思】【。】【<】【b】【r】【>】【 】【 】【闷】【葫】【芦】【:】【 】【_】【_】【_】【_】【_】【_】【<】【b】【r】【>】【 】【 】【硝】【烟】【味】【:】【 】【_】【_】【_】【_】【_】【_】【<】【b】【r】【>】【 】【 】【2】【.】【第】【三】【段】【中】【“】【竟】【然】【”】【后】【作】【者】【省】【略】【了】【内】【容】【,】【请】【体】【会】【当】【时】【的】【情】【境】【,】【将】【省】【略】【的】【内】【容】【补】【出】【来】【。】【<】【b】【r】【>】【 】【 】【3】【.】【第】【五】【段】【“】【天】【使】【的】【声】【音】【在】【耳】【边】【吹】【拂】【”】【中】【,】【“】【天】【使】【”】【指】【谁】【?】【为】【什】【么】【用】【“】【吹】【拂】【”】【?】【<】【b】【r】【>】【 】【 】【4】【.】【文】【中】【的】【语】【言】【很】【有】【特】【点】【,】【请】【在】【画】【横】【线】【的】【五】【个】【句】【子】【中】【选】【出】【你】【最】【喜】【欢】【的】【一】【句】【并】【说】【明】【理】【由】【。】【<】【b】【r】【>】【 】【 】【[】【参】【考】【答】【案】【]】【<】【b】【r】【>】【 】【 】【1】【.】【闷】【葫】【芦】【:】【一】【声】【不】【吭】【或】【不】【吱】【声】【;】【硝】【烟】【味】【:】【形】【容】【语】【气】【的】【严】【厉】【或】【大】【声】【批】【评】【、】【呵】【斥】【。】【<】【b】【r】【>】【 】【 】【2】【.】【在】【全】【班】【同】【学】【面】【前】【如】【此】【丢】【脸】【。】【<】【b】【r】【>】【 】【 】【3】【.】【指】【老】【师】【。】【能】【够】【体】【现】【老】【师】【语】【气】【的】【温】【柔】【(】【或】【柔】【和】【、】【轻】【柔】【)】【。】【<】【b】【r】【>】【 】【 】【4】【.】【①】【“】【略】【加】【”】【、】【“】【袒】【露】【无】【遗】【”】【形】【象】【地】【写】【出】【了】【“】【我】【”】【心】【里】【慌】【张】【之】【极】【;】【“】【闪】【”】【则】【突】【出】【了】【“】【我】【”】【又】【慌】【张】【又】【想】【极】【力】【掩】【盖】【的】【心】【理】【。】【②】【比】【喻】【新】【奇】【。】【生】【动】【地】【表】【现】【了】【同】【桌】【脸】【色】【惨】【白】【、】【面】【部】【扭】【曲】【的】【惊】【恐】【之】【状】【。】【③】【将】【哭】【喻】【为】【滂】【沱】【大】【雨】【,】【生】【动】【地】【写】【出】【了】【“】【我】【”】【感】【到】【极】【度】【丢】【脸】【后】【的】【痛】【苦】【心】【情】【。】【④】【拟】【人】【的】【写】【法】【。】【形】【象】【地】【写】【出】【毛】【毛】【虫】【的】【姿】【态】【,】【反】【衬】【“】【我】【”】【此】【时】【心】【里】【的】【痛】【苦】【之】【状】【。】【⑤】【语】【言】【活】【泼】【、】【幽】【默】【。】【“】【英】【名】【”】【大】【词】【小】【用】【,】【表】【现】【了】【“】【我】【”】【的】【羞】【愧】【之】【情】【。】【<】【b】【r】【>】【 】【 】【 】【(】【责】【任】【编】【辑】【 】【曹】【 】【懿】【)】【<】【b】【r】【>】

美容时尚网:栽物父亲战僵尸2狂野正西部第16关图文攻微

【裁】【判】【一】【声】【令】【下】【,】【比】【赛】【开】【始】【了】【,】【所】【有】【的】【船】【就】【像】【断】【了】【弦】【似】【的】【,】【像】【一】【条】【龙】【飞】【奔】【了】【出】【去】【,】【每】【一】【个】【人】【手】【拿】【着】【船】【浆】【向】【前】【划】【动】【,】【十】【分】【整】【齐】【,】【他】【们】【整】【齐】【划】【一】【地】【向】【前】【划】【动】【,】【前】【面】【打】【鼓】【的】【敲】【一】【下】【仿】【佛】【在】【为】【他】【们】【加】【油】【,】【每】【一】【个】【人】【默】【契】【的】【喊】【:】【〝】【嘿】【呦】【,】【嘿】【呦】【,】【〞】【每】【一】【个】【队】【都】【划】【得】【很】【快】【,】【不】【相】【上】【下】【,】【仿】【佛】【每】【一】【个】【队】【都】【装】【了】【马】【达】【似】【的】【,】【很】【怏】【,】【马】【上】【就】【要】【到】【终】【点】【了】【,】【他】【们】【更】【加】【卖】【力】【的】【划】【着】【,】【岸】【上】【的】【人】【也】【在】【为】【他】【们】【加】【油】【、】【鼓】【励】【着】【,】【但】【是】【冠】【军】【还】【是】【被】【1】【号】【船】【夺】【了】【,】【虽】【然】【对】【其】【它】【参】【赛】【的】【选】【手】【来】【说】【很】【可】【惜】【,】【但】【是】【每】【一】【个】【人】【都】【十】【分】【开】【心】【!】

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