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1、非谓语动词-不定式不定式作宾语 1) 动词+ 不定式 afford aim appear agree arrange ask be decide bother care choose come dare demand desire determine expect elect endeavor hope fail happen help hesitate learn long mean manage offer ought plan prepare pretend promise refuse seem tend wait wish undertake2） 动词+疑问词+ to decide,
2、 know, consider forget, learn, remember, show, understand, see, wonder, hear, find out, explain, tell不定式作补语 1) 动词+ 宾语+不定式(to do)advise allow appoint cause command enable encourage forbid force instruct invite judge order permit persuade remind request require send state tell urge warn2) to + be 的不定式
3、结构，作补语的动词。Acknowledge, believe, consider, think, declare(声称), prove, suppose, We consider Tom to be one of the best students in our class.3) to be +形容词 来源:学科网Seem, appear, be said, be supposed, be believed, be thought, be known, be reported, hope, wish, desire, want, plan, expe ct, mean4)there be+不定
4、式believe, expect, intend, like, love, mean, prefer, want, wish, undrstandWe didnt expect there to be so many people there.我们没料到会有那么多人在哪里。不定式主语 1） Its easy (for me) to do that.我做这事太容易了2) Its very kind of you to help us.他帮助我们，他真好。Kind,nice,stupid,rude,clever,foolish,thoughtful,thoughtless,brave,consid
5、erate(考虑周到的),silly, selfish(自私的), generous不定式作表语 My work is to clean the room every day.不定式作定语 I have a lot of work to do.不定式作状语 1）目的状语To only to (仅仅为了 ),in order to,so as to,so(such) as to (如此以便)2）作结果状语，表事先没有预料到的，要放在句子后面。He searched the room only to find nothing.3)表原因Im glad to see you.省 to 的动词不定式
6、1） 使役动词 let, have, make：2） 感官动词 see, watch, look at, notice , observe, hear, listen to, smell, feel, find 等后作宾补，省略to。注意：在被动语态中则 to 不能省掉。I saw him dance. =He was seen to dance.The boss made them work the whole night.=They were made to work the whole night.3） would rather，had better：4） Why / why not：5
7、） help 可带 to，也可不带 to, help sb (to) do sth：6） but 和 except：but 前是动词 do 时 ，后面出现的动词用不带 to 的动词不定式。7） 由 and, or 和 than 连接的两个不定式，第二个 to 可以省去：8） 通常在 discover, imagine, suppose, think, understand 等词后，可以省去 to be：He is supposed (to be) nice.他应该是个好人。举例：He wants to move to France and marry the girl.比较：He wants
8、to do nothing but go out.He wants to believe anything but to take the medicine.动词不定式的否定式 不定式特殊句型 tooto 1）tooto 太以至于2) 如在 too 前有否定词，则整个句子用否定词表达肯定， too 后那个词表达一种委婉含义，意 为不太 。Its never too late to mend.(谚语)3)当 too 前面有 only, all, but 时，意思是：非常 等于 very。不定式特殊句型 so as to / soas to不定式特殊句型 Why not Why not +动词原形
9、 表达向某人提出建议，翻译为： 为什么不? 干吗不?不定式的时态和语态 时态语态主动 被动来源:Zxxk.Com一般式 to do to be done来源: 学*科*网进行式 to be doing完成式 to have done to have been done完成进行式 to have been doingPart one: 主用 it （it 作形式主语）1. Is _ necessary to complete the design before National Day? A. this B. that C. it D. we 2. To play fair is as impo
10、rtant as _. A. to play well B. play well C. we play well D. playing well 3. Its important _ part in sports and recreation.A. for us to take B. of us to take C. for us taking D. to us to take4. Its very foolish _ it? A. for you to say B. of you to say C. with you saying D. in your saying 5. It is the
11、 greatest happiness on earth _. A. loving and to be loved B. to love and being loved C. to love and to be loved D. love and be loved6. It _ me two hours to find your new house. A. cost B. took C. spent D. used7. _ is better to love than _ . A. That, to be loved B. That, be loved C. It, be loved D. I
12、t, to be loved8. We all think it most foolish _ this mistake. A. for you making B. of you to make C. you to make D. for you to make真题再现：1. It took my daughter two weeks _ the novels _by Yang Hongying.(山东省) A.read; written B.to read; written C.reading; to write D.to read; wrote Part two: 状两段 （不定式作状语时
13、，两段式题型）1. _ their service, the workers of the hotel are active in learning English.A. Improving B. To improve C. Improved D. Having improved2. _ time and labour, cartoonists generally draw the hands of their characters with only three fingers and a thumb.A. To save B. Saved C. Saving D. Having saved
14、3. Mum. Why do you always make me eat an egg every day?_ enough protein and nutrition as you are growing up.A. Get B. Getting C. To get D. To be4. Tom kept quiet about the accident, _ lose his job. A. so not as to B. so as not to C. so as to not D. not so as to5. To learn to speak English well, _. A
15、. much practice is needed B. one needs much practiceC. much practice is needed by one D. one is needed much practice6. He reached the station only _ that the train had just left. A. fined B. finding C. to find D. to be found7. Linda，I am very thirsty. Lets go to the nearest supermarket_some drink, OK? (重庆市) A.buy B.
