高二选修七Unit 1 Living well-Grammar动词不定式[课件下载]

1、Unit 1 Do you believe I can fly like a bird?How can you believe I can fly like a bird? _is to believe. Its impossible for humans _now.To seeto fly like a bird结构结构 : to do;(否定否定) not to do 二二. 时态与语态时态与语态 主动语态主动语态 被动语态被动语态 一般式一般式 进行式进行式 完成式完成式完成进行式完成进行式不定式不定式 to do to be done to be doing to have done

2、to have been done to have been doing-(1).They pretended not to see us.(2). He pretended to be sleeping. (3).She pretended to have known it before.( (一般式一般式表示与谓语的动作同时表示与谓语的动作同时/ /几乎同时几乎同时/ /发生在发生在它之后它之后.).)( (进行式进行式表示在谓语动词发生的同时表示在谓语动词发生的同时, ,不定式的动作不定式的动作也正在进行也正在进行) )( (完成式完成式表示动作发生在谓语动作之前表示动作发生在谓语动作之

3、前) )(4).Were happy to have been working with you. ( (完成进行式完成进行式表示谓语动作发生之前表示谓语动作发生之前, ,不定式的不定式的动作一直在进行而且可能之后也继续动作一直在进行而且可能之后也继续) )1. 作主语作主语2. 作宾语作宾语3. 作宾语补足语作宾语补足语4. 作定语作定语5. 作状语作状语6. 作表语作表语7. 作独立成分作独立成分8. 与疑问词等连用与疑问词等连用(1).不定式作不定式作主语主语时时,往往放在谓语之后往往放在谓语之后,用用it作形式主语作形式主语. To see is to believe. Its imp

4、ossible for humans to fly like a bird now. My job to_. Your task to_ .(2).不定式作表语不定式作表语protect the world. He likes to_. I find it still necessary (for him) to _ if he wants to win.(3) 不定式作宾语不定式作宾语play basketball句型：句型：think/ consider/ find it + adj.+ to do 常接动词不定式作宾语的动词有：常接动词不定式作宾语的动词有：agree, afford,

5、appear, ask, attempt；care, choose, claim；dare,decide,demand,deserve,determine；expect, fail, get, guarantee；hate, hesitate, hope, hurry；intend, learn, manage, offer,plan, prepare, pretend, promise；refuse, seem, tend, threaten；want, wish 等等+ to do。The teacher told me to_I expect you to_.(4). 不定式作宾补不定式

6、作宾补hand in my papersThe teacher told me to clean the blackboard.I expect you to give me some help.引导不定式作宾补的动词：引导不定式作宾补的动词：五看五看 watch see look at observe notice三三使使 let make have 二听二听 listen to hear一感觉一感觉: feelWarn, tell, allow, help, ask, force等等+sb to do sth+ sb do sth（省略省略to）I made him do his work

7、.He was made to do his work (by me).变成被动，被省略的变成被动，被省略的to 要还原要还原。不定式用在介词不定式用在介词but, except, besides后时后时,如果这些介词前有如果这些介词前有行为动词行为动词do的的各种形式各种形式,那么介词后的不定式不带那么介词后的不定式不带to,相反则带相反则带to.(1). She could do nothing but cry.(2). I have no choice but to go.Note 1Note 2I have something to say,but my brother has a l

8、ot of homework _,so I am looking for someone _.(5).不定式作定语不定式作定语不定式作定语时，不定式作定语时，应放在被修饰词的后面，应放在被修饰词的后面，而且放在其他后置定语之后。而且放在其他后置定语之后。1. 作定语的不定式如果是作定语的不定式如果是不及物动词不及物动词，或者不，或者不定式所修饰的名词或代词是不定式动作的地点定式所修饰的名词或代词是不定式动作的地点、工具等，不定式后面须有工具等，不定式后面须有相应的介词相应的介词。 He is looking for a room to live in.2. 不定式所修饰的名词如果是不定式所修饰

9、的名词如果是time, place或或way，不定式后面的不定式后面的介词习惯上要省去介词习惯上要省去。 He had no money and no place to live in.3. something, anything, nothing, everything等等复合不定代词常用不定式做后置定语。复合不定代词常用不定式做后置定语。注意比较：注意比较：1) Have you anything to send? 你有什么东西要寄吗？你有什么东西要寄吗？2) Have you anything to be sent? 你有什么要（我或别人）寄的东西吗？你有什么要（我或别人）寄的东西吗？

10、（不定式（不定式to send的动作执行者是的动作执行者是you）（不定式（不定式to be sent的动作执行者是的动作执行者是已被省略的已被省略的me 或或someone else）I got up early to_. I came here to_.(6) 不定式作状语不定式作状语in order to , so as to ,enough to ,only to , too.to.,catch the trainTo tell the truth, I am not happy at the moment.(7).独立结构独立结构to be frank, to be honest,

11、to tell the truth He didnt know _.(8) . 与疑问词等连用与疑问词等连用what to say不定式与疑问词不定式与疑问词who,which, when, how, what who,which, when, how, what 等连用，在句中起名词作用，可充当主语、表等连用，在句中起名词作用，可充当主语、表语、宾语等。语、宾语等。He didnt know what to say.(.(宾语宾语) ) How to solve the problem is very important.(.(主语主语) ) My question is when to s

12、tart. (. (表语表语) )注意：注意：在与在与whywhy连用时，只用于连用时，只用于whywhy或或why notwhy not开头的简开头的简短疑问句中，后面紧跟的动词不定式不带短疑问句中，后面紧跟的动词不定式不带toto。 Why not have a rest?(9) 不定式的省略不定式的省略 (1).不定式中的动词上文已出现过不定式中的动词上文已出现过,下文要下文要 省略该动词省略该动词. e.g.: Would you like to go with me ? Id like to.(2). 不定式是不定式是to be 结构结构, be 不可省不可省. e.g.: Woul

13、d you like to be a teacher? Id like to be.Marty says2. I have learned to adapt to my disability.3. I used to climb trees and swim and play football.4. Then I started to get weaker and weaker.1.The doctors dont know so they dont know how to make me well.Marty says5. Even after all the tests, no one c

14、ouldgive my disease a name, so it is difficultto know what the future will be like.6. Sometimes, I am too weak to go to school.7.My ambition is to work in the computer industry when I grow up. 8. Last year I inventedand a big company has decided to buy it from me.Marty says9. I have a lot of study t

15、o do as well, especially after I have been sick for a while.10. I have had to work hard to live a normal life, but it has been worth it.11. If I had the chance to say one thing to healthy kids, it would be this:12. Just accept them for who they are and give them encouragement to live as rich and ful

16、l a life as you do.介词介词1. The patient was warned _ oily food after the operation. A. to eat not B.eating not C. not to eat D.not eating2. I would love _ to the party last night but I had to work extra hours to finish a report. A. to go B. to have gone C. going D. having gone3. Charles Babbage is gen

17、erally considered _the first computer. A. to invent B. inventing C. to have invented D. having invented4. Little Jim should love _ to the theatre this evening. A. to be taken B. to take C. being taken D. taking5. _ late in the afternoon, Bob turned off the alarm. A. To sleep B. Sleeping C. Sleep D.

18、Having sleep6. The teacher asked us _ so much noise. A. dont make B. not make C. not making D. not to make7. Paul doesnt have to be made _. He always works hard. A. learn B. to learn C. learned D. learning9. The boy wanted to ride his bicycle in the street, but his mother told him _. A. not to B. no

19、t to do C. not to ride D. do not to10. Robert is said _ abroad, but I dont know what country he studied in. to have studied B. to study C. to be studying D. to have been studying11. The purpose of new technologies is to make life easier, _ it more difficult. not make B. not to make C. not making D.

20、dont make12. Ive worked with children before, so I know what _ in my new job. expected B. to expect A.C. to be expecting D. expects13. Having a trip abroad is certainly good for the old couple, but it remains _ whether they will enjoy it. A. to see B. to be seen C. seeing D. see14. It is said in Australia there is more land than the government knows _. it what to do with B. what to do with it