12成考专升本英语保专题辅导班非谓语动词第四段

1、非谓语主讲老师：保7. 非谓语动词作同谓语1非谓语动词意义和用法例句非谓语动词意义和用法例句分词表示条件，相当于条件状语从句 if。Given more time, I can finish the work. Well notack unless attacked.Working hard, youll succeed.表示让步，相当于让步状语从句 though, although。Though warned of the danger, he still went skating on the thin ice.表示结果，相当于结果状语从句，这种分词前通常有 thus 或 thereby。

2、Their car was caught in a traffic jam, thus causing the delay. He made the boy sit there, promising they would not hurt him.表示方式He sat there, as though waiting.非谓语动词意义和用法例句不定式表示选择和比较She opened her lips as though to speak He would die rathern give in.表示条件To hear him talk, you would think he was tirin

3、g.分词表示时间，相当于表示时间的状语从句when, while。He went through the prs while having breakfast. Since leaving school, I met him only once.常用于这些连词后 When, before, while, after, since表示原因，有时与用作时间状语的分词难以分清， 相当于原因状语从句 because, since, for 和 as。Being ill, he didnt come.Not understanding this, he asked the teacher about i

4、t.8. 非谓语动词作语四.非谓语动词的特殊形式2形式非谓语动词意义和用法例句形式非谓语动词意义和用法例句复合结构不定式for sb to do sth 这种结构可用先行代词 it 作形式主语面将该结构后移作真正主语。It is im sible for me to do this. It is for you to decide.It is time for us to do this.There is a lot of work for us to do.常引导该形式的形容词有：dangerous, easy, useful, hard, difficult, strange, aston

5、ishing, pleasant, fortunate lucky, ne sary, reasonable, right, wrong, natural, eresting.with+名词或代词 to do sth 的复合结构表示将要发生的动作I feel quite easy, with her to help me.非谓语动词意义和用法例句不定式多是一些特定的短语To l you the truth, to be fair, to be fr , to be short, to be sure, to be honest, to begin with, to cut a long sto

6、ry short, to be exact, so to speakTo l you the truth, I don t know computers very well.动名词多是一些特定的短语Generally speaking, frly speaking, strictly speaking. Generally speaking, his work icsful.不定式不很常用He has written two articles for the journal, one to be published in this ie, the other to come outhe nex

7、t.动名词不很常用I saw many peoplehe room, some talking, some listening. His chief hobby, sailing a boat, cost him most of his salary.3形式非谓语动词意义和用法例句无主语句子不定式多用于否定形式。Why stayhe room? Why not ask the teacher?形式非谓语动词意义和用法例句复合结构分词分词短语作状语时，一般没有自己的主语，其逻辑主语就是整个句子的主语，但有时分词短语可以有自己的主语，由名词和代词表示，放在分词短语之前，它们存在着逻辑主谓关系He

8、stood there with his hand rising (raised). We walked in, he leading the way.Greeting beiner, they got down to business. He cried suddenly, tears rolling down his checks. His leg being badly hurt, he had to stay in bed. There being nobodyhe room, we didnt go in.形式非谓语动词意义和用法例句复合结构不定式send, bring, take

9、等动词表目的时，可带出自己的逻辑主语。The king sent the offil to have a look.动名词动名词之前的名词，如果是有生命的，通常用所属格表示，如果是无生命的，则用通格表示，现在有一种趋势用名词和代词代替所有格。His coming wont help much.I dont mind your (you) smoking. They insisted on our staying there.We are happy about his coming to see us. Do you remember Mary coming to see you?I obje

10、cted to you smoking here.复合结构不定式It ( t) is +形容词 of to do sth. 表示性格特征，行为表现。It kind of you to help me.常引导该形式的形容词有： brave, careful, careless, cruel, considerate, clever,foolish, good, honest, naughty, nice, polite, right, rude, silly, splendid, wise, wrong, wonderful, thoughtful.4形式非谓语动词意义和用法例句其它形式动名词用

11、do 和 go的短语。Go shop, (ting, fishing, swimming, walking, dancing, skating, skiing)Do some reading (shop, sewing, washing)形式非谓语动词意义和用法例句其它形式不定式相当于这些疑问代词和副词引导的从句。What to do nexs not been decided. What worries me most is how totI dont know how to leave.We are seeking the way in which to make the work eas

12、y. It is not yet decided whether to discuss this.常见引导该形式的动词有：decide, find out, fet, inquire, know, learn, remember, see, settle, think, understand, wonder式不定式，被副词分开。He wants to really know this.动名词征求别人意见。What about playing basketball? How about going to see a film?感叹句不定式多表示要发生的事。To think how I start

13、ed!To invite him! You are asking for trouble.分词表示的意义根据句子而定。Going to ! What for?Finished my book! I have just started.五.非谓语动词的否定形式5形式非谓语动词位置例句一般 形式分词放在分词前Not knowing this, he didnt come.Novingbeen told when to start, he came late.特殊 形式不定式主动形式否定意义He was too excited to speak.动名词no 和 without 引导的短语No smoking. He left without saying good-bye形式非谓语动词位置例句一般 形式不定式放在不定式符号前，如果是省略不定式形式放在动词前I want not to go home. I let him not go home. He promises never to go there again.He got up early so as not to (in order not to) miss the train