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1、Unit 1,Revise the Infinitive,living well,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 see,to fly like a bird,结构 : to do;(否定) not to do,二. 时态与语态,不定式,to do,to be done,to be doing,to have done,to have been done,to ha
2、ve been doing,-,-,(1).They pretended not to see us.,(2). He pretended to be sleeping.,(3).She pretended to have known it before.,(一般式表示与谓语的动作同时/几乎同时/发生在 它之后.),(进行式表示在谓语动词发生的同时,不定式的动作 也正在进行),(完成式表示动作发生在谓语动作之前),(4).Were happy to have been working with you.,(完成进行式表示谓语动作发生之前,不定式的 动作一直在进行而且可能之后也继续),1. 作主
3、语,2. 作宾语,3. 作宾语补足语,4. 作定语,5. 作状语,6. 作表语,7. 作独立成分,8. 与疑问词等连用,(1).不定式作主语时,往往放在谓语之后,用it作形式主语.,To see is to believe.,Its impossible for humans to fly like a bird now.,(2).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,play basketball,句型：th
4、ink/ consider/ find it + adj.+ to do,常接动词不定式作宾语的动词有： agree, afford, 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；
5、 want, wish 等+ to do。,The teacher told me to_I expect you to_.,(4). 不定式作宾补,hand in my papers,The 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：,五看,watch,see,look at,observe,notice,三使,let,make,have,二听,listen to,hear,一感觉:,feel,Warn, tell, allow, help, ask, for
6、ce等,+sb to do sth,+ sb do sth （省略to）,I made him do his work.,He was made to do his work (by me). 变成被动，被省略的to 要还原。,不定式用在介词but, except, besides 后时,如果这些介词前有行为动词do的 各种形式,那么介词后的不定式不带to, 相反则带to.,(1). She could do nothing but cry. (2). I have no choice but to go.,Note 1,Note 2,I have something to say, but
7、my brother has a lot of homework _, so I am looking for someone _.,(5).不定式作定语,不定式作定语时， 应放在被修饰词的后面， 而且放在其他后置定语之后。,1. 作定语的不定式如果是不及物动词，或者不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time, place或way，不定式后面的介词习惯上要省去。 He had no money and no place to live in.,3
8、. something, anything, nothing, everything等复合不定代词常用不定式做后置定语。,注意比较：,1) Have you anything to send? 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？,（不定式to send的动作执行者是you）,（不定式to be sent的动作执行者是 已被省略的me 或someone else）,I got up early to_. I came here to_.,(6) 不定式作状语,in order to , so as to ,
9、enough to , only to , too.to.,catch the train,To tell the truth, I am not happy at the moment.,(7).独立结构,to be frank, to be honest, to tell the truth,He didnt know _.,(8) . 与疑问词等连用,what to say,不定式与疑问词who,which, when, how, what 等连用，在句中起名词作用，可充当主语、表语、宾语等。,He didnt know what to say.(宾语) How to solve the
10、 problem is very important.(主语) My question is when to start. (表语),注意：,在与why连用时，只用于why或why not开头的简短疑问句中，后面紧跟的动词不定式不带to。 Why not have a rest?,(9) 不定式的省略,(1).不定式中的动词上文已出现过,下文要 省略该动词.,e.g.: Would you like to go with me ? Id like to.,(2). 不定式是to be 结构, be 不可省.,e.g.: Would you like to be a teacher? Id li
11、ke to be.,Marty says ,2. 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.,Have A L k,1.The doctors dont know so they dont know how to make me well.,Marty says ,Have A L k,5. Even after all the tests, no one cou
12、ld give my disease a name, so it is difficult to 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 says ,Have A L k,9. I have
13、a lot of study to 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 l
14、ive as rich and full a life as you do.,介词,Exercise,1. The patient was warned _ oily food after the operation. A. to eat not B.eating not C. not to eat D.not eating 2. 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
15、gone 3. Charles Babbage is generally considered _the first computer. A. to invent B. inventing C. to have invented D. having invented,4. Little Jim should love _ to the theatre this evening. A. to be taken B. to take C. being taken D. taking 5. _ late in the afternoon, Bob turned off the alarm. A. To sleep B. Sleeping C. Sleep D. Having sleep 6. The teacher asked us _ so much noise. A. dont make B. not make C. not making D. not to make,7. Paul doesnt have to be made _. He always works hard. A. learn B. to learn C. lear
