初中英语 动词不定式课件

一.结构:todo(否定)nottodo二.时态与语态主动语态被动语态一般式进行式完成式完成进行式不定式todotobedonetobedoingtohavedonetohavebeendonetohavebeendoing--------------------1.作主语2.作表语3.作宾语4.作宾语补足语5.作定语6.作状语7.作独立成分8.与疑问词等连用三.用法/功能Toseeistobelieve.It’simportanttolearn.(1).主语不定式作主语时,往往放在谓语之后,用it作形式主语.Myjobtohelpthepatient.Yourtasktocleantheclassroom.isis(2).表语Iwanttogohome.Theworkersdemandedtoleavenow.(3)宾语think/consider/findit+adj.+todo常用动词不定式作宾语的动词有：hope,refuse拒绝,learn,choose,decide,agree,try,pretend假装,plan.Theteachertoldmetocleantheblackboard.Iexpectyoutogivemesomehelp.(4).宾补warn,tell,allow,help,ask,等tellsbtodosth告诉某人做某事expectsbtodosth期待某人做某人常见词：allow，choose,want,tell,ask,invite,help等不定式用在介词but,except,besides后时,如果这些介词前有行为动词do的各种形式,那么介词后的不定式不带to,相反则带to.(1).Shecoulddonothingbutcry.(2).Ihavenochoicebuttogo.(3).Whatdoyouliketodobesidessleep.Ihavesomethingtosay.Hehasalotofhomeworktodo.Heislookingforaroomtolivein.Thereisnothingtoworryabout.(5).定语(如果不定式中的动词是不及物动词,则不定式中要有介词.)•不定式作定语时，应放在被修饰词的后面，而且放在其他后置定语之后。1.不定式做定语与所修饰的词之间有三种关系：(1)动宾关系Ihavealotofworktodo.我有很多工作要做。(2)主谓关系Heisalwaysthefirsttocome.他总是第一个来。(3)同位关系Weallhaveachancetogotocollege.我们都有上大学的机会。2.不定式所修饰的名词或代词是不定式动作的地点工具等，即使是及物动词，不定式后面仍须有相应的介词。3.不定式所修饰的名词如果是time,place或way，不定式后面的介词习惯上要省去。Hehadnomoneyandnoplacetolive.他没钱没地方住。请给我一支写字的笔.Pleasegivemeapentowritewith.4.something,anything,nothing,everything等复合不定代词常用不定式做后置定语。注意比较：1.Doyouhaveanythingtosend?你有什么东西要寄吗？（不定式tosend的动作执行者是you）2.Doyouhaveanythingtobesent?你有什么要（我或别人）寄的东西吗？（不定式tobesent的动作执行者是已被省略的me或someoneelse）Icameheretoseeyou.我来这见你。（我来这，目的是见你）Hegotupearlytocatchthetrain.他早早起床赶火车。（他早起床，目的是赶火车）(6)状语（表示目的）(7).独立结构•tobefrank,•tobehonest,•totellyouthetruthTotellyouthetruth,Idon’tagreewithyou.•不定式与疑问词who,which,when,how,what等连用，在句中起名词作用，可充当主语、表语、宾语等。Hedidn’tknowwhattosay.他不知道说什么。(宾语)Howtosolvetheproblemisveryimportant.如何解决这个问题很重要。(主语)Myquestioniswhentostart.我的问题是什么时候开始。(表语)注意：•在与why连用时，只用于why或whynot开头的简短疑问句中，后面紧跟的动词不定式不带to。Whynothavearest?4.TheEmperororderedthewonderfulcloth_____forhimwithoutdelay.A.tohavewovenB.tobewovenC.tobeweavingD.toweave5.IfoundtheGermanlanguagehard____.A.learnedB.learningC.tobelearnedD.tolearn6.—Thelightintheofficeisstillon.---Oh,Iforgot______.A.turningitoffB.turnitoffC.toturnitoffD.havingturneditoff7.---Howdoyoudealwiththedisagreementbetweenthecompanyandthecustomers?---Thekey____theproblemistomeetthedemand____bythecustomers.A.tosolving,makingB.tosolving,madeC.tosolve,makingD.tosolve,made8.---Whatdoyouthinkoftheschool?----Itisaverygood_____.A.schooltostudyinB.schoolforchildrentostudyC.studyingschoolD.schooltostudy9.---Didyougetajob?---No,I___,butit’snouse.A.expectedB.triedtoC.managedtoD.planned10.Wefinditimpossibleforthework___aheadoftime.A.tofinishB.finishingC.beingfinishedD.tobefinished11.---IusuallygotoShanghaibytrain.----Whynot___therebyboatforachange?A.totrytogoB.trygoingC.totrygoingD.trytogo12.___aliving,shehadtoworkfrommorningtillnight.A.TomakeB.MadeC.MakingD.Tohavemade13.Iwouldratherstarvetodeaththan___forfood.A.begB.beggingC.beggedD.tobeg14.Theboypretended____whenhismotherentered.A.readingB.toreadC.tobereadingD.beingread1.Robertissaid____abroad,butIdon’tknowwhatcountryhestudiedin.A.tohavestudiedB.tostudyC.tobestudyingD.tohavebeenstudying2.Thepurposeofnewtechnologiesistomakelifeeasier,____itmoredifficult.A.notmakeB.nottomakeC.notmakingD.don’tmake3.I’veworkedwithchildrenbefore,soIknowwhat____inmynewjob.A.expectedB.toexpectC.tobeexpectingD.expects4.Havingatripabroadiscertainlygoodfortheoldcouple,butitremains____whethertheywillenjoyit.A.toseeB.tobeseenC.seeingD.see5.ItissaidinAustraliathereismorelandthanthegovernmentknows____.A.itwhattodowithB.whattodowithitC.whattodoitwithD.todowhatwithit6.Themotherdidn’tknow____toblameforthebrokenglassasithappenedwhileshewasout.A.whoB.whenC.howD.why7.Pauldoesn’thavetobemade____.Healwaysworkshard.A.learnB.tolearnC.learnedD.learning8.Weagreed____herebutsofarshehasn’tturnedupyet.A.havingmetB.meetingC.tomeetD.tohavemet9.Theboywantedtoridehisbicycleinthestreet,buthismothertoldhim____.A.nottoB.nottodoC.notdoitD.donotto10.Thepatientwaswarned____oilyfoodaftertheoperation.A.toeatnotB.eatingnotC.nottoeatD.noteating11.Iwouldlove____tothepartylastnightbutIhadtoworkextrahourstofinishareport.A.togoB.tohavegoneC.goingD.havinggone12.CharlesBabbageisgenerallyconsidered____thefirstcomputer.A.toinventB.inventingC.tohaveinventedD.havinginvented13.LittleJimshouldlove____tothetheatrethisevening.A.tobetakenB.totakeC.beingtakenD.taking14.____lateintheafternoon,Bobturnedoffthealarm.A.TosleepB.SleepingC.SleepD.Havingsleep15.Theteacheraskedus____somuchnoise.A.don’tmakeB.notmakeC.notmakingD.nottomakeKarenIdon'thaveanythingelsetodo.我没有其他的事情要做。