初中英语-中考复习-不定式课件

1、不定式的构成和否定to donot to do不定式的否定？_动词原形不定式符号1不定式的构成和否定to donot to do不定式的否定？不定式的形式肯定形式:to+动词原形否定形式:notto+动词原形不带to的形式2不定式的形式肯定形式:to+动词原形2不定式作主语例句：Toseeistobelieve详解：做主语时，不定式就相当于名词更多例句：ToactlikethatisfoolishToplaybasketballisgreat.Togetupearlyisnecessary.TolearnEnglishwellisuseful.Toprotecttheenvironmentis

2、important.3不定式作主语例句：ToseeistobelieveIt代替不定式作形式主语Toprotecttheenvironmentisimportant.=Itis important _.例句：toprotecttheenvironment详解：It代替Toprotecttheenvironment；toprotecttheenvironment放在后面4It代替不定式作形式主语Toprotecttheenv把这些句子改成由it作形式主语的句子ToactlikethatisfoolishToplaybasketballisgreat.Togetupearlyisnecessary

3、.TolearnEnglishwellisuseful.ItisfoolishtoactlikethatItisgreattoplaybasketball.Itisnecessarytogetupearly.ItisusefultolearnEnglishwell.Itis+形容词+todosth.5把这些句子改成由it作形式主语的句子Toactlike你帮助我真是太好啦。_你那样做真是太聪明啦。_Itsverykindofyoutohelpme.Itsverycleverofyoutodolikethat.It is+adj.+of sb. to do sth.6你帮助我真是太好啦。Itsv

4、erykindofyonicefoolishsillystupidpoliteclever7nicefoolishsillystupidpolitecl不定式作宾语Iwanttospeaktothemanager.不定式tospeaktothemanager作want的宾语例句：详解：8不定式作宾语Iwanttospeaktothem不定式作宾语Mariowouldliketobeananimaldoctor.Hewantstolearnmore aboutanimals.Marydecidedtotryoutforajob.Shecandowhatshelovestodo.would lik

5、ewantdecidelove动词to do sth.to do sth.to do sth.to do sth.不定式9不定式作宾语Mariowouldliketobeaofferrefuselongwishlearnpretend10offerrefuselongwishlearnpreten用所给动词的适当形式填空1.Iwant_myplantoworkinananimalhospitaluntilnextsummer.Imtoobusywithmystudiesthisyear.(putoff)2.Shehopes_atleastfiveprimaryschoolstoaskifthe

6、yneedvolunteersfortheirafter-schoolprograms.(callup)3.Ourclassistrying_someideas_sickchildrenbecausetheyareoftensad.(comeupwith,cheerup)4.Wedecided_signsaroundtheschooland_noticestotellstudentsaboutthebooksale.Wewill_themoneyfromthesaletohomelesspeople.(putup,handout,giveout)toputofftocome up withto

7、calluptoputuptocheer uptocheer uptocheer up11用所给动词的适当形式填空1.Iwant_不定式作状语MarioGreenandMaryBrownfromRiversideHighSchoolgiveupseveralhourseachweektohelpothers.河畔中学的马里奥格林和玛丽布朗，每周都腾出几个小时来帮助他人。例句：翻译：来；为了tohelpothers中的to是什么意思？12不定式作状语MarioGreenandMaryBro不定式作状语TheyspendseveralhourseachweektostudyEnglish.They

8、workhardtomakemoney.Wewenttothehospitaltoseeourteacher.Heranovertowelcomeus.这些不定式有什么共同点呢？来学习英语来赚钱来看望老师来欢迎我们他们都翻译成“来.”，表示目的13不定式作状语Theyspendseveralhours不定式作状语Hecametoseeheryesterday.Istoppedtohavearest.Wecleanedtheroomtolethimplayinit.Iopenedthewindowtoseemoreclearly.他昨天来看望她。(表示来的目的)我打开窗子以便看得更清楚点儿。（表

9、示打开窗子的目的）我停下来休息一会儿。(表示停下来的目的)我们打扫了房间以便让他在里面玩。（表示打扫房间的目的）14不定式作状语Hecametoseeheryeste不定式作定语thenexttraintoarrive例句：详解：toarrive作为定语修饰thenexttrain表示将要到达的列车15不定式作定语thenexttrain不定式作定语下一班将要到达的火车带给你妹妹的东西要说的话一些可以用来写字的纸去法国的愿望thenexttraintoarrivemywishtovisitFrance somethingtobetakentoyoursistersomepapertowrite

10、onsomethingtosay16不定式作定语下一班将要到达的火车thenexttra不定式作宾补Lucyaskedhimtoturndowntheradio.例句：详解：asksb.todosth.sb是宾语todosth.是宾语补足语17不定式作宾补Lucyaskedhimtoturnd不定式作宾补Allowmetodrinktoyoursuccess!Theteacherwantsustobecomegoodpupils.Mariatellhimtocome.Theyaskyoutohelpthemout.allowsb.todosth.wantsb.todosth.tellsb.to

11、dosth.asksb.todosth.此类动词还有哪些呢？get,invite?18不定式作宾补Allowmetodrinktoyouadviseallowteachencourageorderpersuade19adviseallowteachencourageorder不带to的不定式作宾补还有一些使役动词和感官动词也用不定式作宾补。这时不定式要省略to这些动词有：一感二听三让四看Themusicwillmakeyousmile.feelhear, listenlet, make, havelookat,see,watch,notice听让看感20不带to的不定式作宾补还有一些使役动词和感官动词也用不定式作不定式作宾补Losing games taught him_(practice) harder and never give up.We had no one _(help) us, for we could deal with the case all by ourselves.An adult should not expect others to