初中动词不定式ppt课件

1、1授课人授课人 张杰张杰23动词不定式的基本形式及其否定形式动词不定式的基本形式及其否定形式5作主语作主语v1.To learn a foreign language is not easy.v2.To see is to believe.v3.Its not easy to learn a foreign language.v4.Its your turn to clean the room.v5.It took them four days to arrive there. 6作表语作表语v1.The best way to improve your English is to join

2、an English club.v2.My wish is to be a singer.v3.The first thing is to greet the teacher. 7作宾语作宾语(1)v1.Ann wants to get her ears pierced.v 2. He prefers to eat white bread and rice.v 3. Id love to visit Mexico. 8只能带动词不定式不能带动名词只能带动词不定式不能带动名词作宾语的动词作宾语的动词aim旨在 agree 同意 offer 提出 plan打算 ask 要求 promise 答应h

3、elp帮忙 prepare 准备 decide 决定refuse拒绝 dare 敢于 choose 选择 wish想要 hope希望 expect期望预计 fail没有 pretend 假装 seem似乎 learn学会 manage 设法做成 afford担负得起 would like/love想要 9作宾语（作宾语（2）v1. I find it difficult to remember everything. v2.He feels it frustrating to watch English-language TV.v3.We think it a good idea to go

4、hiking.v注：动词feel, find, make, think等后面，可以用it作形式宾语,真正的宾语动词不定式放在形容词或名词后面，句子结构是：v主语+feel / find / make / think +it+ adj. / n.+ to do.。 10作宾语（作宾语（3）v1.We are very glad to see you.v 2.Im sorry to hear that. v3.They are sure to come.v注：有些表示思想感情的形容词（包括已变成形容词的分词）后面可接动词不定式，这种不定式也可叫做宾语。如：excited，able, afraid,

5、 anxious, careful, free, lucky,vready, willing等。11作定语作定语v1.He was the first one to arrive.v2.I dont have a partner to practice English with.v3.Do you have anything to say ?12作状语作状语v1.We stayed there to see what would happen.表目的v2.I feel very lucky to have Lucky。表原因v3.Im too tired to do well.表结果v4.He

6、 is old enough to look after himself.表结果v 13作补语（宾补）作补语（宾补）(1)l1. Who told you to do that ? l2. Id invite her to have dinner at my house. l3.The drivers carelessness caused the accident to happen.14带带to的动词不定式作宾补的动词的动词不定式作宾补的动词ask请求 force强迫 invite邀请 train训练 order命令 want想要 direct指导get使beg恳求drive驱使cause

7、导致warn警告lead引导encourage鼓励allow允许hate讨厌like喜欢leave听任need需要teach教require需要prefer更喜欢advise建show演示tell吩咐urge强烈要求wish希望15宾补（宾补（2）l3.Who made the little girl cry ?l4.Did you hear someone enter the house?l注：用不带to的动词不定式作宾补的动词主要是感官动词和使役动词 see, watch，hear, feel，notice ，have, let, make。16注意注意lhelp的宾补，不定式也可带的宾补

8、，不定式也可带to也可不带。也可不带。lhelp sb (to) do17作补语（主补）作补语（主补）l1.Teenagers should be allowed to choose their own clothes. l2.The bird was let to fly.l3.He is made to work ten hours a day.l注：(1)省略to的动词不定式作宾补 ，在变为被动语态的句子后成为主补时，符号to要加上。18作独立成分作独立成分v1.Id like to stay healthy, but to be honest, I only eat food that

9、 tastes good.v2.To begin with, she spoke too quickly, and I couldnt understand every word. v3.To tell the truth, I dont think so.19动词不定式的复合结构动词不定式的复合结构v1.Its necessary for us to learn English well.作主语作主语v2.Its very nice of you to say so.作主语作主语v3.Its time for us to set off.作定语作定语v4.This is for you to

10、 decide.作表语作表语20用用of还是还是forvof前的形容词是honest，bad，cruel，rude，careful, clever, foolish, good, kind, nice, wise等，说明人的特性。vfor前的形容词是dangerous, difficult, hard, important, interesting, easy，necessary等，说明不定式动作的特性。21疑问词疑问词+不定式不定式v1.Where to go is not decided yet.作主语作主语v2.The question is which to choose.作表语作表语

11、v3.I dont know what to try next. 作宾语作宾语22不定式的时态和语态不定式的时态和语态vThey seem to have finished the work.vHe pretended to be doing hisvhomework when I entered his room.vThe shoes need to be repaired.v=The shoes need repairing.23省去动词原形的不定式省去动词原形的不定式v-Would you like to join us? v-Id love to.vDont go till I tel

12、l you to.24一些固定的动词不定式用法一些固定的动词不定式用法nwould rather do than do宁愿做而不愿做nprefer to do rather than do宁愿做而不愿做ntry ones best to do尽力去做nbe supposed to do应该做nhad better do最好做ncant wait to do等不及要做ndo nothing but do除了做什么都做不了nhave no choice but to do除了做别无选择25动名词的用法动名词的用法26动名词的形式和否定形式动名词的形式和否定形式动词原形 + ing ( eg: st

13、udying) not/never +动名词 ( eg: not reading)28作主语作主语l Listening can help.l Smoking is not allowed here.l Its so nice talking to you.l Its a waste of time explaining it to her. 29作宾语作宾语l I suggest doing it in a different way.l We often got excited about something and end up speaking in Chinese.l Have yo

14、u finished reading the book?30只接动名词不能接动词不定式只接动名词不能接动词不定式作宾语的动词作宾语的动词avoid避免suggest建议consider考虑imagine 想象 Include包括mind介意keep一直stop阻止advise建议practice练习risk冒危险miss错过机会enjoy喜欢finish完成31只接动名词不接动词不定式只接动名词不接动词不定式作宾语的短语动词作宾语的短语动词nput off 推迟推迟 nbe worth值得值得 ngive up放弃；戒除放弃；戒除 nhold on to坚持坚持 nbe busy忙于忙于 nf

15、eel like想要想要nend up以以结束结束 l keep on一直一直；反复不断反复不断l pay attention to注意注意l look forward to期待期待l be/get used to习惯习惯l cant help忍不住忍不住l insist on坚持坚持32作介词宾语用于一些固定结构作介词宾语用于一些固定结构nspend.(in) doingnstop/prevent/keep sb from doingnhave fun/trouble/problems/difficultyn/confidence (in) doing33作表语作表语l Reading is

16、 learning.l Her hobby is collecting stamps.l The main thing is getting there on time.34作定语作定语He walks with a walking stick. There is a swimming pool near my house.You cant talk loudly in the reading room.35动名词的复合结构动名词的复合结构l Would you mind my closing the door?l Do you mind me sitting beside you?36既可接

17、动词不定式也可接动名词意义区别不大的词lbegin hate like l love start prefer 37接动词不定式和动名词接动词不定式和动名词意义不同的词意义不同的词l 1.I remember telling you that.l Please remember to bring it here.l 2.Hell never forget hearing her singing.l Dont forget to post the letter for me. 38l 3.He stopped smoking last week.l He stopped to smoke.(状语

18、)l 4.They went on discussing.l They went on to discuss other problems.(状语)39Exercises1I dont allow _ in my drawing room. I dont allow my family _ at all. A. smoking；to smoke B. to smoke；smoking C. to smoke；to smoke D. smoking；smoking 2Your clothes need _. A. washed B. to be washed C. to wash D. bein

19、g washing 3This bike is not worth _. A. to be repaired B. of repairing C. to repair D. repairing A AB BD D404_ is better to love than _. A. That, to be loved B. That； be love C. It； be loved D. It； to be loved 5-What do you think about English? -Its a difficult language _. A. speaking B. to be spoke

20、n C. to speak D. spoken 6He would rather stay at home than _ out with you.A. go B. to goC. going D. goes D DC CA A417Im considering _ your offer.A. to have accepted B. being acceptedC. accepting D. to accept 8-Whats made Rose so upset?-_ three tickets to Jay Chous concert.A. Lost B. LosingC. Because

21、 of losing D. Since she lost 9We are both looking forward to _ next week.A. going on vacation B. go on vacationC. be going on vacation D. have gone on vacation C CB BA A4210The story was so funny that we _.A. couldnt help laugh B. cant but laughC. couldnt help laughing D. couldnt help but to laugh 11Dont forget _ this book to John when you see him.A. to return B. returningC. return D. to returning 12-Its getting very late. Maybe we shouldnt go.- No, lets go. Getting there late is better than _ at all.A. we dont arrive B. to arrive notC. not to arrive D. not arriving C CA AD D4313Remember _