高中英语人教版选修七导学案UNIT2动词不定式TODO用法与专练

B00K7UNIT2 动词不定式 todo用法与专练Learningaims:Togetthestudentstoreviewtheusageof"todo"andapplyitproperly.巧记动词不定式的用法不定式有标记，t。与动原连一起。没有人称数变化，动词特点它具备。主宾定状表补语，唯独作谓不行以。not加上不定式，否认结构要牢记。疑问词与不定式，构成短语有意义。认真推敲多思索，精确?????推断有依癌一详细用法一、动词不定式的根本形式是（见课本）“不定式符号to+动词原形〃，有时可以不带to。例如：tosellflowersinthestreet 在街上卖花tospeakintheclassroom 在教室里讲话二、带疑问词的不定式短语动词不定式前面可以带疑问代词what,which,who或疑问副词how,when,where,why等。这种结构起名词的作用，在句子里用作宾语、主语、表语等，或者单独使用。要留意的是,why后面的不定式不带too例如：Idon'tknowwhattotrynext.（作宾语）Wheretogoisnotdecidedyet.（作主语）留意：单独使用时相当于一个特别疑问句。Whattodonext?（=Whatwillwe/youdonext?）Whygothere?（=Whydowe/yougothere?）三、动词不定式的复合结构动词不定式的复合结构是“for/ofsb.todosth.〃，for/of引出不定式动作的规律主语。不定式复合结构的介词用for还是。f,主要打算于前面形容词的性质。一般说来，of前面的形容词是careful,clever,foolish,good,kind,nice,wise等，既说明人的特性，又说明不定式动作的特性。for前面的形容词是dangerous,difficult,easy,hard,heavy,important,interesting,necessary等，一般说明不定式动作的特性，不说明人的特性。前面假如是名词用for0例如：It'salsoprobablyagoodideaforparentstoallowteenagerstostudyingroupsduringtheevening.It'skindofyoutohelpme.groupsduringtheevening.It'skindofyoutohelpme.不定式省to有四种状况：1、使役动词let,make,have等后接不定式。例如：Lethimgo!Thebossmadethechildlaborswork2、例如：Lethimgo!Thebossmadethechildlaborswork2、wouldrather,hadbetter后。例如： You3、Why•••/Why例如： Why4、感官动词see,watch,thewholenight.hadbetterstayathome.not…后。nothaveagoodrestonSunday?lookat,hear,listento,smell,feel,find,notice等后作宾语补足语，省to。例如：Isawhimdance.留意：这些状况在被动语态中，不行省to.例如：Thechildlaborsweremadetoworkthewholenight.稳固练习：( )1、Hereadtheinstructiontofindouthowthepliter.A.useB.touseC.usingD.uses( )2、Therearesomedangerousfishesinthisriver,andI'vewarnedJack here.A.nottoswimB.tonotswimC.swimnottoD.toswimnot( )3、Thearticlesaidthathehopeddrawingthepicturesoon.A.hissontofinishB.tofinishC.finishD.hissonwillfinish( )4、Listen!Canyouhearababy?A.cryB.tocryC.cryingD.cries( )5."Don'talwaysmakeMichaelthisorthat.Heisalreadyabigboy,dear,〃Bushsaidtohiswife.A.doB.todoC.doesD.did( )6、Don,tforget theletter.A.tosendB.sendC.sending( )7、Johnwasmadethecarforaweekasapunishment.A.towashB.washingC.wash( )8、Thankyouverymuchthepresent.A.togivemeB.forgivingmeC.givingme( )9>Ihavenopaper.Couldyougivemeapieceofpaper?A.towriteinB.writeinC.towriteon( )10>Theteachergothisstudentsthetopofthemountain.A.reachB.toreachC.reaching( )11>Ifeveryonemakesacontributionto theenvironment,theworldwillbeemuchmorebeautiful.A.protectB.protectingC.protected( )12>Tracycan'tplaythematchnow.Please instead.A.haveLilydoB.letLilytodoitC.makeLilytodoit( )13、Welockthedoortokeepthebooks.A.tobestolenB.frombeingstolenC.fromstealing( )14>Onmywayhome,Istoppedsomefood.A.buyB.tobuyC.buying( )15.theprojectintime,thestaffwereworkingatweekends.A.pletingB.HavingpletedC.TohavepletedD.Toplete( )16.NowadayspeoplesometimesseparatetheirwastetomakeiteasierforitA.reusingB.reusedC.reusesD.tobereused( )17.Hetolduswhetherapicnicwasstillunderdiscussion.A.tohaveB.havingC.haveD.had( )18.Thelastonepaysthemeal.Agreed!A.arrivedB.arrivesC.toarriveD.arriving( )19.,youneedtogiveallyouhaveandtryyourbest.A.Beingawin