非谓语动词不定式精选课件.ppt

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1、关于非谓语动词不定式第一页，本课件共有28页 基本形式基本形式 tododoingdone 分词分词现在分词现在分词动名词动名词过去分词过去分词非非谓语动词的特点：谓语动词的特点：在句中不充当在句中不充当_谓语动词谓语动词第二页，本课件共有28页不定式不定式(todo)一、不定式的一、不定式的时态（语态）时态（语态）一般式一般式完成式完成式进行式进行式完成进行式完成进行式todotohavedonetobedoingtohavebeendoing(被动被动)tobedone(被动被动)tohavebeendone意义（时间）意义（时间）表示的动作或状态与表示的动作或状态与谓语动谓语动词的动作或

2、状态词的动作或状态同时发生或同时发生或发生在其后发生在其后之后发生之后发生同时发生同时发生之前发生，到谓语动作发生时，之前发生，到谓语动作发生时，可能停止，也有可能持续下去可能停止，也有可能持续下去第三页，本课件共有28页Have a try1.The man we followed suddenly stopped and looked as if _whether he was going in the right direction.A to have seen B To see2.Robert is said _abroad,but I dont know what country h

3、e studied in.A to have studied B to studyC to be studying D to have been studying3.The meeting _tomorrow is of great importanceA to be held B held C being D to have been heldstudiesyesterday was第四页，本课件共有28页二、不定式的二、不定式的否定形式：否定形式：在在to前前加加not或或 never即即not to donot to have donenot to being doingnot to h

4、ave been doingHave a tryMrs smiths warned her daughter _ after drinking.A never to drive B to never driveC never driving D never driveTom kept quiet about the accident _ lose his job.A so not as to B so as not toC so as to not D not so as to第五页，本课件共有28页表语表语主语主语宾语宾语不定式补语补语定语定语状语状语三、不定式在句中充当的成分或功能三、不定

5、式在句中充当的成分或功能第六页，本课件共有28页1.作主语（位置有以下两种）作主语（位置有以下两种）(1)把不定式置于句首把不定式置于句首如：如：To go there by bike will take us half an hour.(2)用用it作形式主语，把真正的主语（不定式）置作形式主语，把真正的主语（不定式）置于句后。常于句后。常 用于下列句型中用于下列句型中It+be+n+to do骑自行车去那花了我们半个小时。骑自行车去那花了我们半个小时。It takes us half an hour to go there by bike.第七页，本课件共有28页It+be+adj+for

6、 sb+to do对我来说明天到这来比较方便。对我来说明天到这来比较方便。It+be+adj+of sb+to doIt was selfish of him not to contribute anything.of 与与for 的区别的区别It will be convenient for me to come tomorrow.他什么都不捐献是很自私的他什么都不捐献是很自私的.第八页，本课件共有28页It+seems/appears+adj+to do 视乎视乎It seems impossible for him to understand modern music.2.作宾语作宾语作

7、动词宾语作动词宾语afford to do/learn to do/decide to do用用“it”作形式宾语代替不定式，把不定式置于补作形式宾语代替不定式，把不定式置于补语之后，即：语之后，即：动词动词+it+补语补语+to do把做把做当做规则当做规则/责任责任/必要地必要地make it a rule/duty/responsibility/necessary to do sth第九页，本课件共有28页I dont think _ necessary to master a foreign language without much memory work.A this B that

8、 C its D it我认为对我们来说学好一门外语使狠重要的。我认为对我们来说学好一门外语使狠重要的。I think it quite important for us to learn a foreign language well3.“疑问词疑问词+to do”作动词宾语作动词宾语相当于名词相当于名词我不知道如何处理这个问题。我不知道如何处理这个问题。I dont know how to deal with the problem.第十页，本课件共有28页Have a tryWhile still a young boy,Tom knew how to play the piano.1.当

9、当Tom还是晓男孩的时候，他就知道怎样弹钢琴了还是晓男孩的时候，他就知道怎样弹钢琴了2.It is said that in Australia there is more land than the government knows_.A it what to do with B what to do with itC what to do with it D to do what with it3.Ive worked with children before,so I know what _ in my new jobA expected B to expectC to be expec

10、ting D expects第十一页，本课件共有28页注：注：有时疑问词前可用介词有时疑问词前可用介词I have no idea of how to do it.3.作补语作补语（1）使役动词后作宾语补足语）使役动词后作宾语补足语get sb to do/leave sb to do,但但have,let,make后跟不后跟不带带“to”的动词不定式，即的动词不定式，即have/let/make+sb+do(2)作感官动词的宾语补足语作感官动词的宾语补足语see,watch/look at/notice/observe/hear/listen to/smell/feel/find+sb+do

11、注意注意：在被动语态中，：在被动语态中，还原还原”to”sb be seen to do/sb be watched to dosb be listened to to do 第十二页，本课件共有28页4.作表语作表语连系动词连系动词+to dobe+to do表将来表将来表目的表目的谓语通常是：谓语通常是：desire,hope,wish,aim,purposeHave a tryThe purpose of new technologies is to make life easier,_it more difficult.A not make B not to makeC not mak

12、ing D do not make第十三页，本课件共有28页In such a dry weather,the flowers will have to be watered if they _.A have survived B are to surviveC would survive D will survive注意注意：当主语部分出现：当主语部分出现”do或或did或或does或或 to do”时，时，作表语的不定式常不带作表语的不定式常不带”to”.如：如：The only thing to do is write to him.主语主语表语表语第十四页，本课件共有28页5 作定语作

13、定语(1)时间上，表示将来的动作时间上，表示将来的动作我有很多信要打。我有很多信要打。接下来的几年接下来的几年(2)与被修饰词之间有动宾关系。与被修饰词之间有动宾关系。每天早上她带报纸给他读每天早上她带报纸给他读若使若使vi，则需加，则需加介词介词他居住在舒适的房子里。他居住在舒适的房子里。He has a comfortable house to live in.I have many letters to type.years to approachEvery morning she brings him the paper to read.第十五页，本课件共有28页注意注意：to do与

14、被修饰词之间若有动宾关系，同时与句中其它词之与被修饰词之间若有动宾关系，同时与句中其它词之间又有逻辑上的主谓关系，尽管有被动含义，却仍用主动形式；若间又有逻辑上的主谓关系，尽管有被动含义，却仍用主动形式；若只有动宾关系，却没有逻辑上的主谓关系，则需要用被动形式。只有动宾关系，却没有逻辑上的主谓关系，则需要用被动形式。1)Im free now.I have lots of letters _.2)-“Do you have anything _,Professor Smith?”-“No,thanks.”A.to type B.typing C.to be typed D.being type

15、d ACHave a try在英语学习方面，我们还有很长的路要走。在英语学习方面，我们还有很长的路要走。In English study,we still have a long way to go.Im going to Beijing next week.Do you have anything_ to your son?to be takenAre you going to Beijing?Do you have anything_ to your son?to take用用take的正确形式填空的正确形式填空第十六页，本课件共有28页(3)由由only,last,next,序数词或形容

16、词最高级修饰序数词或形容词最高级修饰的名词常用不定式作定语。的名词常用不定式作定语。张先生总是第一个到办公室，最后一个走。张先生总是第一个到办公室，最后一个走。Mr.Zhangisalwaysthefirstman_attheofficeand_.他是做这个工作的最好人选。Heis_thework.6.作状语作状语（1）作目的状语）作目的状语句首，通常用逗号隔开句首，通常用逗号隔开;句尾，不用逗号隔开句尾，不用逗号隔开in order to do和和 so as to do也表目的也表目的不位于句首不位于句首toarrivethelastmantoleavethebestonetodo第十七页

17、，本课件共有28页-Can the project be finished as planned?-Sure,_ it completed in time,well work two more hours a day.A having got B to get C getting_ forget it,Ill write down his post code.A In order to not B So as not toC Having not D In order not to第十八页，本课件共有28页(2)作结果状语作结果状语(表出乎意料的结果）表出乎意料的结果）just/never/o

18、nly+to doThe news reporters hurried to the airport,only _ the film stars had left.A to tell B to be told C telling D told表结果的还有：表结果的还有：soas to/suchas to/enoughto/tooto(3)作原因状语作原因状语在表心里感受的形容词后用在表心里感受的形容词后用to do。Be+happy,glad,sad,frightened,sorry,delighted,surprised,determined,willing+to do第十九页，本课件共有2

19、8页很抱歉听到这件事。很抱歉听到这件事。I was surprised _.A watching him to eat so quicklyB watch him eat so quicklyC watch his eat so quicklyD to watch him eat so quicklyI am sorry to hear that.第二十页，本课件共有28页1.Thepurposeofnewtechnologiesistomakelifeeasier2._itmoredifficult.(MET99)3.A.notmakeB.nottomakeC.notmakingD.dono

20、tmake4.2.Iveworkedwithchildrenbefore,soIknowwhat_inmy5.newjob.(MET2000)6.A.ExpectedB.toexpectC.tobeexpectingD.expects7.3.Havingatripabroadiscertainlygoodfortheoldcouplesbut8.itremains_whethertheywillenjoyit.(MET2001)9.A.toseeB.tobeseenC.seeingD.seen第二十一页，本课件共有28页4.Charles Babbage is generally consid

21、ered _the first computer.(MET1993)A.to invent B.inventing C.to have invented D.having invented5.Allen had to call a taxi because the box was _ to carry all the way home.(MET2003)A.much too heavy B.too much heavy C.heavy too much D.too heavy much第二十二页，本课件共有28页6.Theboywantedtoridehisbicycleinthestreet

22、,buthismothertoldhim_.(MET95)A.nottoB.nottodoC.notdoitD.donotto7.LittleJimshouldlove_tothetheatrethisevening.(MET92)A.tobetakenB.totakeC.beingtakenD.taking8.Therearefivepairs_,butImatalosswhichtobuy.(1999上海高考上海高考)A.tobechosenB.tochoosefromC.tochooseD.forchoosing第二十三页，本课件共有28页9._lateintheafternoon,Bo

23、bturnedoffthealarm.(2001年北京春季高考年北京春季高考)A.TosleepB.SleepingC.SleepD.Havingsleep 10.Withalotofdifficultproblems_,thenewly-electedpresidentishavingahardtime.(2002年上海春季高考年上海春季高考)A.settledB.settlingC.tosettleD.beingsettled第二十四页，本课件共有28页11.She will tell us why she feels so strongly that each of us has a r

24、ole_in making the earth a better place to live.(2003上海春季高考)A.to have played B.to play C.to be played D.to be playing12.In order to gain a bigger share in the international market,many state run companies are trying _their products more competitive.(2002上海春季高考)A.to make B.making C.to have made D.having made第二十五页，本课件共有28页13.Theteacheraskedus_somuchnoise.(2003北京春季高考北京春季高考)A.dontmakeB.notmakeC.notmakingD.nottomake第二十六页，本课件共有28页Homework1.FinishofftheexercisesinSB&WB.2.PreviewMakingaDifference.第二十七页，本课件共有28页感感谢谢大大家家观观看看第二十八页，本课件共有28页