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1、 非谓语动词非谓语动词: a.动词不定式 b.动名词 c.分词( 现在分词 过去分词)概述：1.谓语动词：在句子中担任谓语的动词2. 非谓语动词：是动词的特殊形式，在句中可以作除谓语外的所有成分指出下列句子中非谓语动词的成分w1，To see is to believe. 2, It is right to give up smoking.w3, He wanted to go 4, I find it interesting to study English.w5, He asked me to do the work with him. 6, I have some books for y
2、ou to read.w7, I came here to see you. 8, We were very excited to hear the news.w9,Laying eggs is the ant queens full-time job. 10, It is no use arguing with him.w11, Her job is teaching . 12.He had his clothes washed.w13,We saw the teacher making the experiment. 14,The man standing by the window is
3、 our teacher.w15,The excited people rushed into the building. 16,Being a student, I must study hard.w17,The teacher stood there, surrounded by the students. 18,The news is inspiring.非谓语动词使用条件一个句子当中，已经存在一个主句（谓语动词）,又没有连词的情况下, 还有别的动词出现时。She got off the bus, leaving her handbag on her seat.She got off t
4、he bus, but left her handbag on her seat.不定式主动语态被动语态与谓语动词的关系一般式To doTo be done动作发生在谓语动作之后进行式To be doing与谓语动作同时发生完成式To have doneTo have been done动作发生在谓语动作之前动名词主动语态被动语态与谓语动词的关系一般式DoingBeing done与谓语动作同时发生完成式Having doingHaving been done动作发生在谓语动作之前现在分词主动语态被动语态与谓语动词的关系一般式DoingBeing done与谓语动作同时发生完成式Having
5、doneHaving been done动作发生在谓语动作之前动词不定式一动词不定式的时态和被动形式动词不定式是非谓语动词的一种，由不定式符号(to)加动词原形构成。不定式的形式有五种：1 一般式to do 例如：I like to read English.2 进行式to be doing 例如：He seemed to be reading something at that time.3 完成式to have done 例如：He seemed to have cleaned the room.4 被动式to be done 例如：The work is to be done soon.
6、5 完成被动式to have been done例如：The boy is said to have been sent to hospital yesterday.二. 动词不定式的用法I.作主语 (1)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.(2)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 do It takes us an hour _to_ get there by bus.句型2：Its + n. + to
7、do Its our duty _to_ help the poor.It is a great enjoyment _to_ spend our holiday in the mountains.句型3： It is + adj + for sb to do sth（是形容事物的性质的 ）It is + adj + of sb to do sth（是形容人的品质的 ）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.
8、 It is very kind of you to give me some help.Its impolite of you to speak to the teacher like that.注意：动名词和不定式作主语时的区别1.动名词作主语表示一般的、抽象的、_性的行为2.不定式作主语表示_的、一次性的或特指的动作Walking is good for health. To have a walk in the spring afternoon with my mum is pleasant. 3.特定句式中的习惯表达 It is + adj. + for /of sth +to do
9、 It is useless/ no use/ no good +doing sth.II.作宾语 接不定式做宾语I want to know this matter.I dont expect to meet you here(1)常见动词有：like, demand, expect, promise, begin, determine, refuse, offer, fail, manage, learn, seem, intend, forget, want, prepare, pretend, refuse, plan, afford, wish等They wanted _to get
10、_( get ) on the bus, didnt they? He said he wished _to be_( be ) a professor.(2)it作形式宾语I find/feel to work with him interesting I find/feel it interesting to work with himSubject+ find/think/feel/make/ consider it+adj/n + to do sth. 1.Wethought_it_better_to_startearly. 2.Doyouconsider_it_betternot_t
11、o_go?3.Ifeel_it_myduty_to_changeallthat. 4.We think it _ important _ to _ obey the law.5.I know _ it _ impossible _ to _ finish so much homework in a day.(3)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, discover, He taught us how to use the tool. No one
12、could tell me where to get the book.I havent decided whether to go or stay. 下列词接动名词和不定式均可，但意义不同的动词：stop to do 停下来去做 stop doing 停止做forget to do 忘记要做 forget doing 忘记做过remember to do 记得要做 remember doing 记得做过regret to do 遗憾要做 regret doing 后悔做过try to do 企图做，尽力做 try doing 试着做go on to do 继续做（另一件事） go on do
13、ing 继续做（同一件事）mean to do 打算做 mean doing 意味做In some parts of London, missing a bus means _A_ for another hour.A waiting B to waiting C wait D to be waitingBoys, dont forget _D_ the windows before you leave the classroom.A. closingB. closedC. to closingD. to closeShe reached the top of the hill and sto
14、pped _C_ on a big rock.A. to have restedB. restingC. to restD. restRemember _A_ the lights when you leave the office.A. to turn offB. turning offC. turn offD. to turning off(4)在cannot but, cannot choose/help but 之后接不带to的不定式I have no choice but _to wait_.（wait）“前有do,后无to”I cant do anything but _go_ (go )out with her.III.作宾语补足语1. Illgetsomeone_to_repairtherecorderforyou. 2. Whatcausedhim_to_changeh
