初中英语非谓语动词课件.ppt

1、初中英语课件此此pptppt下载后可自行编辑下载后可自行编辑 非谓语动词讲解Nonfinite Verbs非谓语动词动名词分词现在分词过去分词动词不定式1.谓语动词：概述：2.非谓语动词：在句子中担任谓语的动词 是动词的特殊形式，在句中可以作除谓语外的所有成分1 The teachers sitting there are from other schools.表语2 We saw some teachers sitting there.宾语补足语3 We need to be active in class.宾语谓语宾语主语定语连系动词非谓语动词大都可在句中作主语、宾语、宾语补足语、表语、定

2、语、状语等.4.To see you is glad.=Its glad to see you.5.I want to see you.6.I want him to see you.7.My hope is to see you.8.He is the man to see you.9.Im glad to see you.10.I went to see you.11.He went so early as to see you（作主语）(作宾语）（作宾补）(作表语）（作定语）（作原因状语）（作目的状语）（作结果状语）12.Swimming is his favourite sport.1

3、3.He enjoys swimming.14.I found him swimming in the river.15.His favourite sport is swimming.16.He is the man swimming in the river just now.17.Swimming in Summer,we can get cool.动词不定式（The Infinitive）一.动词不定式的基本构成：由不定式符号to加动词原形构成。其否定式由not+不定式构成 肯定式：to do sth 否定式：not to do sth.被动式：to be done 完成式：to ha

4、ve done二.动词不定式的句法作用法动词不定式有副词，形容词和名词的特征，因此在句中可作主语、宾语、宾语补足语、表语定语、状语等成份。动词不定式To do that sort of thing is foolish。I want to see you this eveningAll you have to do is to finish it quickly.We found a house to live in.She came here to study English.I warned the patient not to eat cold water after the opera

5、tion.主语 宾语表语 定语 状语 宾补(1)作主语 不定式做主语时，可以直接放在谓语动词之前。To see is to believe Not to get there in time is your fault.注：常用it做形式主语，将to do放在位于之后，使句子保持平衡。句型1：It+谓语+to doIt takes us an hour _ get there by bus.句型2：Its+n.+to doIts our duty _ help the poor.It is a great enjoyment _ spend our holiday in the mountain

6、s句型3：It is adj.for/of sb.to do sth.It is+adj+for sb to do sthIt is+adj+of sb to do sth（是形容人的品质的）（是形容事物的性质的）It is easy for me to finish this work before ten.It is a great honor for us to be present at your birthday party.It is very kind of you to give me some help.Its impolite of you to speak to the

7、teacher like that.You are very kind to give me some help.you are impolite to speak to the teacher like that.常见动词有：口诀：想要决定同意，希望许诺选择 want,decide,hope,agree,choose,wish,need,promise(2)作宾语 I want to know this matter.like,demand,expect,promise,begin,determine,refuse,offer,fail,manage,learn,seem,intend,pr

8、efer,forget,mean,prepare,pretend,continue,start,afford,hate等I dont expect to meet you here.1).接不定式做宾语B.常跟疑问词+不定式作宾语的动词:tell,advise,show,teach,find out,decide,discuss,learn,explain know,show,discover,see(understand)He taught us how to use the tool.No one could tell me where to get the book.I hope you

9、ll advise me what to do.I dont know how to get there.I havent decided whether to go or stay.1.Boys,dont forget _ the windows before you leave the classroom.A.closingB.closedC.to closingD.to close2.She reached the top of the hill and stopped _ on a big rock.A.to have restedB.restingC.to restD.rest4.R

10、emember _ the lights when you leave the office.A.to turn offB.turning offC.turn offD.to turning off(3)作宾语补足语(与宾语之间的关系实际上是逻辑上的主谓关系)1.Mothertoldme_comebackbefore10oclock.2.Illgetsomeone_repairtherecorderforyou.3.Whatcausedhim_changehismind?4.Iwishyou_comeassoonaspossible.5.He asked me _do the work wit

11、h himoblige2).Ioftenhearthem(sing)thissong.Didyounoticeanyone(come)in?Iwouldhavehim(wait)formeforalongtime.Lookatthehorsejump.注意：当这类动词转为被动语态时，其后的不定式则要加上“to”如：He is often heard _ the songHewasseen_theroom.to singtoenter4.it作形式宾语I find/feel to work with him interesting I find/feel it interesting to wo

12、rk with him注意：不定式短语作宾语时，如果还带有宾语补足语，往往把不定式宾语放在宾语补足语之后，而用it作形式宾语。Subject+find/think/feel/make/consider it+adj/n+to do sth.1.Wethought_better_startearly.2.Doyouconsider_betternot_go?3.Ifeel_myduty_changeallthat.4.We think _ important _ obey the law.5.I know _ impossible _ finish so much homework in a d

13、ay.用括号内所给动词的适当形式填空，使句子完整、正确。1.Let me _(help)you _ (water)the flowers.2.Little Sandy would love _(take)to the cinema this evening.3.Though he often made his deskmate _(cry),today he was made _(cry)by his deskmate.4.I saw him _ into the small store.A.wentB.goingC.to goD.has gone5.Tell the boy _ out of

14、 the window.A.not to look B.to not lookC.dont lookD.not look help(to)waterto takecryto cry 5.I have something to tell you.(不定式作定语)1)不定式与它所修饰的词有动宾关系 Do you have anything to wash today?Do you have anything to be washed today?(区别主被动）2)不定式用来说明所修饰词的内容 I have no chance to go there.3)被修饰词是不定式的逻辑主语 She is t

15、he last to leave the room.4)不定式为不及物动词时，须加介词 He is looking for a room to live in.1.The house is not big enough for us all_.A.to live inB.to be lived in C.to live D.for living in2.Would you please pass me the knife _?A.to cut the fruit withB.to cut the fruitC.cutting the fruitD.cutting the fruit with3

16、.I have something important to say.please find a piece of paper （写上）4.Excuse me，could I use your pen for a moment？I have no pen （写）to write onto write with动词不定式做定语注意：如果不定式是不及物的，它后面就应有必要的介词。如：He is looking for a room to live in Please give me a knife to cut with(5)作状语表示目的、原因、结果或条件。I came here to see

17、youWe were very excited to hear the newsHe hurried to the school to find nobody there.To look at him，you would like him(目的)(原因)(结果)(条件)动名词（gerund）一.动名词的基本构成主动语态被动语态一般式doingbeingdone完成式havingdonehavingbeendone二.动名词的性质动名词既具有动词的特点有具有名词的特点，具体表现为：1.动名词可以被定冠词和物主代词修饰I hope you dont mind my saying it.2.动名词可

18、带有自己的宾语和状语Are you for or against having the meeting.I insisted on leaving at once.三.动名词的功用1.可作主语Seeing is believingReading newspapers can increase our knowledge.no use no good no fun Its+a shame +doing a waste of time/money useless dangerous There is no+doing.It is no use crying.It is no good object

19、ingLooking after the patients is a nurses job.Its dangerous playing with fire.Its a waste of time copying others homework.There is no joking about the matter.2.可作宾语 S.+vt.+doingHave you finished reading the book?I suggest doing it in a different way.在某些动词后要求用动名词作宾语，不能用不定式，常见的这类动词有：避免错过(少)延期 avoid mi

20、ss delay/postpone建议完成(多)练习 suggest/advise finish practise喜欢想象 禁不住 enjoy/appreciate/imagine/resist/cant help承认 否定(与)嫉妒 admit deny envy逃脱 冒险(莫)原谅 escape/envy/risk/pardon/excuse忍受 保持(不)在意 stand keep/keep on mind注：在动词advise,allow,forbid(禁止)，permit（允许）等后，如果没有人称宾语，后跟动名词；如果有人称宾语则后跟不定式。例如 We dont allow peop

21、le to fish here.我们不准人们在这儿钓鱼。People are not allowed to fish here.人们不准在这儿钓鱼。prefer.to.look forward to be used to put off give up S.+keep on +doing succeed in cant help feel like be busy be worth have difficulty/trouble/problem(in)作介词/短语动词的宾语:S.+v.+prep.+doinge.g.She sat there without(speak)I look forw

22、ard to(see)him again.Are you used to(live)there alone?When my father heard the news,he couldnt help(laugh).I dont feel like(go)to see the film.He was busy(prepare)his lessons.主动表被动:want (需要)need (需要)require (需要)Sth.+doing be worth (值得)使用动名词作宾语时，用主动形式表达被动含义to be done使用不定式作宾语时，依然用被动形式表达被动含义 The room w

23、ants(clean).The method needs(improve).This pair of shoes require(mend).The problem needs(work out).The question is well worth(discuss)d）动词“like,love,hate,prefer”后接动名词表示“习惯性动作”，后接不定式表示“心理或一次具体动作”。当用在 should,would之后时，只跟不定式。例如：I like swimming,but I dont like to swim this afternoon.我喜欢游泳，但今天我不愿去游泳。What

24、would you like to eat tonight?你今晚上想吃什么？Stop；forget；try；Mean；go on；Others Examples五.动名词的复合结构动名词前可以加一个 物主代词或 名词所有格来表示 这个动名词逻辑上的主语，构成动名词的复合结构或动名词短语1).物主代词/名词所有格+动名词 在句中作主语:Marys coming late made her teacher angry.Do you mind my smoking?Do you mind my reading your paper?Their coming to help was a great

25、encouragement to us.Roses going wont be of much help.2).人称代词宾格/名词+动名词 在句中作宾语:Im sure of him coming on time.He has never heard of a woman being a pilot.I dont mind Jack(him)going.She hates young people(them)smoking.分词：Participles一 分词的概述1.分词是“非谓语动词”的另一种形式，它有两种形式：现 在分词（Present Participle）和过去分词（Past Par

26、ticiple）。2.现在分词：doing 过去分词：规则动词 V+ed 不规则动词 3.分词在句中起形容词和副词的作用。在句中 作表语、定语状语和宾语补足语。现在分词与过去分词的区别：1.语态上：现在分词表主动，过去分词表被动Do you know the woman talking to Tom?The soldier wounded in the war has become a doctor.2.时态上：现在分词表进行，过去分词表完成Developing country boiling waterDeveloped country boiled water二、分词的作用1、作定语分词作

27、定语有两种形式。它可以放在被修饰的名词之前，称为前置定语。有的放在被修饰的名词之后，称为后置定语。（1）前置定语He is a promising young man.Make less noise.Theres a sleeping child.We only sell used books.我们只卖用过的书。（2）后置定语The young man sitting between John and Mary is the editor of the campus newspaper.现在分词作定语表示动作。如果是单词，放在被修饰的名词前；如果是短语，放就放在被修饰的名词之后。The bri

28、dge built last month needs repairing.上个月建造的那座桥需要修理。（3）分词短语作定语必须置于被修饰词之后，相当于一个定语从句。如：Those who wish to join the club should sign here(Those wishing to join this club should sign here.)想加入本俱乐部的人在这里签名。The man,who had been disturbed so badly,almost lost his memory.)由于被严重困扰，这个人几乎失去了记忆。(The man,having bee

29、n disturbed so badly,almost lost his memory.（4）过去分词作定语在意义上有两种可能：表示被动和完成，只表完成。如：the question discussed yesterday昨天讨论的问题（既表示被动也表示完成）the fallen leaves落下的树叶(只表示完成，不表示被动)2、作表语分词作表语表示主语的某种性质或状态。如：She was too frightened to move.她被吓得一动不动。What you said is really inspiring.你所说的真令从鼓舞。3、作宾语补足语可以跟宾语补足语的谓语动词有 see

30、,watch,hear,set,keep,find,have,get 等词。I saw him walking in the street.我看见他在街上走。I heard them singing in the classroom.我听见他们在教室里唱歌。We found the boy sleeping.我们发现小孩睡着了。A）I heard my brother(singing,sung)in the next room B）I heard the song(singing,sung)in English.现在分词与过去分词在作状语的区别四、作状语现在分词表主动进行，过去分词表被动完成1

31、.(Seeing/seen)from the top of the tower,we can see a beautiful factory.(Seeing/seen)from the top of the tower,the factory looks beautiful.2.(Hearing/heard)the bad news,they couldnt help crying.3.(Giving/Given)more time,we could do it better.4.I stood by the door,not daring to say a word.分词的时态和语态构成（以

32、study和go为例）及物与不及物动词及物与不及物动词 语态语态 时态时态 类别类别 及及 物物 动动 词词 不及物动词不及物动词主动语态主动语态 被动语态被动语态 主动语态主动语态现在分词现在分词一般式一般式 studying being studied going完成式完成式 having studied having been studied having going过去分词过去分词一般式一般式 studied gone被动式：being done 表示一个现在进行的完成动作。1.The building being repaired is our library.2.The quest

33、ion being discussed is very important.3.As we approached the village,we saw new houses being put up.完成式：having done 所表示的动作在谓语动词所表示的动作之前发生。1.Having turned off the radio,he began to go over his lessons.2.Not having received his fathers letter,he decided to make a call to him.Given more time,we could d

34、o it better.3.由There being+主语这种结构多表示原因。例如：There being a lot of books to read,he often studied till midnight.因为有许多书要读，他经常学习到深夜。不定式与动名词作主语的区别：关于逻辑主语的问题动名词复合结构的一般规则是：That Peter didnt attend the meeting made it put off.Thanks a lot!不定式与动名词作主语的区别：关于逻辑主语的问题动名词复合结构的一般规则是：That Peter didnt attend the meeting

35、 made it put off.不定式与动名词作主语的区别：A:如果要说明不定式表示的动作是谁做的，可以在不定式前加一个由 for 引起的短语。B:下列形容词作表语时，不定式前常加一个 of 引起的短语，这些形容词是：(表评价性的，来说明逻辑主语的性质，特征，属性）kind,good,nice,wise,unwise,clever,silly,stupid,foolish,wrong,right,careless,rude,polite,naughty etc.to do 表示具体的动作，-ing form表示泛指的动作，通常（3）做表语：主语+系动词+不定式1).其主语多为抽象名词(wis

36、h,need)My wish is to be a scientist.The main thing is to keep our room clean.2).be to do可构成将来时态,表“准备/打算/计划/需要”;She is to return next week.It was about to leave when it started to rain.不定式动词在介词but，except，besides后面时，如果这些介词之前有行为动词do的各种形式，那么，这些介词后的不定式不带to，否则要带to。She could do nothing but cry What do you

37、like to do besides swim?I have no choice but to go(4)作定语不定式作定语时，通常放在被修饰的名词或代词之后。不定式常和它所修饰的词有动宾关系。如：Ihavealotofworktodo.Herearesomebooksforyoutoread.Shewasthefirstpersontothinkoftheidea.TheymadeaplantostudyEnglish.HeexpressedhiswishtovisittheGreatWall.不定式动词在介词but，except，besides后面时，如果这些介词之前有行为动词do的各种形

38、式，那么，这些介词后的不定式不带to，否则要带to。She could do nothing but cry What do you like to do besides swim?I have no choice but to go(4)作定语不定式作定语时，通常放在被修饰的名词或代词之后。不定式常和它所修饰的词有动宾关系。如：Ihavealotofworktodo.Herearesomebooksforyoutoread.Shewasthefirstpersontothinkoftheidea.TheymadeaplantostudyEnglish.Heexpressedhiswishto

39、visittheGreatWall.1).目的状语:可放于句首,也可放于句末,前面可加in order/so as/soas to表强调.He went to see the artist himself.He stopped to have a look.He ran so fast as to get to school in time2).结果状语:主要用在enough to/tooto/only to结构中。The question is too difficult to answer.They worked hard enough to finish their work.3).原因

40、状语:主语+系动词+adj.+to do表感情的adj.有:happy,surprised,pleased,glad,sorry,anxious(忧虑),disappointed,careful,afraid,wrong.Im very sorry to see you.He was afraid to leave him home 动词不定式的时态和语态动词不定式保留了动词的一些特征，具有时态和语态的变化，但是它的时态和语态只有以下几种，见下表。语态时态主动语态被动语态一般时tomaketobemade进行时tobemaking完成时tohavemadetohavebeenmade完成进行时

41、tohavebeenmakingWhen I got home,my son happened to be watching TV.如果不定式的动作发生在谓语动词之前，要用完成式。She is said to have read thirty novels this year.Im sorry to have kept you waiting so long After graduation,he asked to be sent to work in the countryside.This novel is said to have been translated into French.

42、选出下面习题正确答案1-Im hungry,and I want to eat the cake.-What!it is not good_ A.for eating B.to be eaten C.to eat D.at eating 2 Its important_ and helpful.A.to kind B.be kind C.kind D.to be kind3.It took Alice and me an hour _out the problem.A.to work B.working C.work D.for working.4.I found it very import

43、ant _ English well.A.learning B.learn C.to learn D.learned 5.Its very nice _you to _me about it.A.for;tell B.of;say C.to;speak D.of;tell怎样区分动名词和现在分词My job is teaching.换位法Her job is getting everything in order in the officeThe play is exciting.Exciting is the playThe story he told us was very interes

44、tingInteresting was the story he told us.作表语作定语动名词作定语表示性质或用途。a washing machine a machine for washing四.动名词的时态和语态1.完成式：动名词完成式表示其动作在谓语动词表示的动 作之前发生。例如 I regret not having taken your advice.He didint mention having met you before2.被动式：当动名词的逻辑主语是动名词动作对 象时，该动名词要求用被动形式。例如：She didnt mind being called a house

45、wife找出下列句子中的非谓语动词（含短语）1.He stood there,tired from a whole day of work,thinking of a way to escape from the construction site.2.The news conference,to be held in that hall,has already been crowded with reporters.3.Having reached the very peak of the Everest,the climbers cheered against the fierce nor

46、th wind.4.He keeps buying expensive maps.He must have more than 200 by now.5.I heard the girl singing in the classroom.6.The man talking with my father is Mr.Wang.状语定语状语宾语(宾语)补语定语3）作表语:S.+be+doingMy job is teaching you English.His hobby is collecting stamps.My greatest happiness is serving the people.4）作定语:S.+v.+doing+n.Does he work in the reading-room?Our teacher uses a very good teaching method.His grandfather has a bamboo walking stick.