+Unit+5+Section+A+Grammar+Focus+(3a-3c)+讲义 人教版八年级英语上册

Unit5Doyouwanttowatchagameshow?GrammarFocus(3a--3c)单元语法：动词不定式作宾语动词不定式的形式动词不定式由“to+动词原形”构成，但是有时不带to。它不能单独作谓语，不随主语的人称和数的变化而变化，其否定形式为直接在不定式符号to前加not。Cindyplannedtogotothebeachthissummervacation.Cindyplannednottogotothebeachthissummervacation.动词不定的作用动词不定式连同它的宾语、状语等一起构成不定式短语，不定式短语可在句中作主语、表语、宾语、定语、状语、宾语补足语和主语补足语。本单元的语法部分主要讲解动词不定式作宾语的情况：动词不定式直接作及物动词的宾语常以动词不定式作宾语的动词由:afford,agree,ask,begin,choose,continue,decide,demand,expect,forget,hate,help,intend,learn,like,mean,need,offer,plan,prepare,prefer,pretend,promise,refuse,remember,require,start,try,volunteer,want,wish等。其句型是：主语+vt.+todosth.Lisaisrichsoshecanaffordtobuyanbiggerapartment.Bothteachersandparentsaskchildrennottoswimintheriver.Nancyagreedtotakecareofheryoungersisterthisafternoon.Hechosetoreturnhishometown. TheydecidednottogotoJapaninOctober.Andyexpectstobeanactoroneday.Paullearnedtoplaytheguitarlastsummervacation.Someoneforgottoturnoffthelight.MissWhiteispreparingtomakebreakfastforhersonanddaughter.MyfatherpromisedtotakemetothezooonSunday.以it作形式宾语，动词不定式作真正的宾语，此结构中常用的动词为think,find,feel,make...主语+vt.(think/find/feel/make...)+it+宾语补足语+todosth.Theyfindithardtowinthegame.Thehigh-speedtrainmakesitpossibletoreachBeijinginashortertime.Wethinkitpossibletoreachthereontime.Peterfeelsitnecessarytoplaysportseveryday.主语+vt.(think/find/feel/make...)+it+宾语补足语+forsb.todosth.TheInternetmakesitpossibleforustoknowthenewsaroundtheworld.Ithinkitbetterforhimtodohishomeworkrightnow.“疑问代词/疑问副词/连接词+不定式”结构作宾语，其句型分别是：主语+vt.+how+todosth.Annadoesn’tknowhowtogettotheairport.Manyoldpeopledon’tknowhowtousesmartphones.主语+vt.+what+todosth.Saradoesn’tknowwhattodonext.Ican’tdecidewhattoeat.主语+vt.+when+todosth.Wediscussedwhentoleavejustnow.Theydecidewhentomeet.主语+vt.+where+todosth.Mollyiswonderingwheretogo.Johnwonderedwheretoholdthemeeting.主语+vt.+why+todosth.Theteacherexplainedwhytoplanttrees.主语+vt.+which+todosth.Didyoudecidewhichbooktoreadfirst?Theydiscussedwhichwaytogo.主语+vt.+who+todosth.Idon’tknowwhotobelieve.Themandidn’tknowwhotopay.主语+vt.+whether+todosth.Iwonderedwhethertotrusthimornot.Mary’scousinsdiscussedwhethertogotothemovies.〖拓展〗forget,remember,try等动词既可接动词不定式，又可接动名词，但其意义不同forgetdoingsth.忘记做过某事（表示动作已经发生）forgettodosth.忘记做某事Mr.Linforgotclosingthedoor.(林老师忘记关了窗。)Lily’smotherforgottocallher.rememberdoingsth.记得做过某事（表示动作已经发生）remembertodosth.记得做某事SamrememberedturningofftheTV.（Sam记得关了电视机。）Mandyrememberedtotakeherumbrella.trydoingsth.尝试做某事（表示不一定付出努力）trytodosth.努力做某事（强调付出一定的努力）Kentriesmakingamodelplan.Wetrytobehealthy.like,love,begin,start等动词也既可接动词不定式，又可接动名词，但其意义差别不大Kellylikestodance.Kellylikesdancing.重点词汇joken.笑话；玩笑playjokes/ajokeonsb.取笑某人，开某人玩笑Heisshy.Don’tplayajokeonhim.Tomlikesplayingjokesonhisclassmates.telljokes/ajoke讲笑话Jasontoldmeajoketoday.练习：Ⅰ.单项选择1.Shesaysshewants________adoctor.A.is B.areC.tobe D.am2.Tim________standthesoapoperas.Ican'tstandthem________.A.can;too B.can't;eitherC.doesn't;either D.doesn't;too3.TrytowatchmoreEnglishmovies,andyouwillfinditinteresting________aforeignlanguage.A.learning B.learnsC.tolearn D.studies4.—WhatdoyouthinkofAnna?—________.A.ShelovesdancingB.ShelikeslisteningtomusicC.She'scute,andIlikeherverymuchD.Sheoftengoestoschoolonfoot5.Billlikes________jokesandoftenmakesuslaugh.A.speaking B.talkingC.telling D.sayingⅡ.用所给词的适当形式填空1.Henrydecided________(learn)French.2.We'regoingtoplan________(have)apartynextweek.3.Idon'tmind________(lose)thischance(机会)．4.Mollyhopes________(get)ajobasateacher.5.Myfatherloves________(watch)basketballmatches.Ⅲ.句型转换1.Idon'tmindthegameshow.(对画线部分提问)________________you________________thegameshow?2.Cindywantstoseeatalentshow.(改为一般疑问句)________Cindy________toseeatalentshow?3.Let'svisitourmathteacher.(改为同义句)________________visitingourmathteacher?4.Weplantowatcha_sportsshowtonight.(对画线部分提问)________________you________towatchtonight?5.Ilikewatchingsoapoperasbecause_they_are_very_interesting.(对画线部分提问)_________