2022年非谓语动词讲解 .pdf
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1、精品资料欢迎下载非谓语动词讲解非谓语动词 : a.动词不定式b. v-ing c. 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 the bus, but left her handbag on her seat. 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
2、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 I like to read English. 2.进行式 to be doing He seemed to be reading something at that time. 3.完成式 to have done He seemed to have cleaned the room. 4.被动式 to be done The work is to be done soon. 5.完成被动式to have been done The boy is said to have been sent to hospital y
3、esterday. 疑问词 +动词不定式What, who, which, where, when, how, why等疑问词构成不定式短语,这种短语在句子中可作主语、宾语和表语等成分。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 believeNot to get there in time is your fault. (2)注:常用 it 做形式主语, 将 to do 位于之后, 使句子保持平衡。句型 1:It + 谓语 +(+sb.)+时间 /金钱 + to doIt takes us an hour _to_ get the
4、re by bus. 精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 1 页,共 19 页精品资料欢迎下载It costs you only $ 100 a month to cook at home. It seemed impossible to save money.句型 2:It s + n. (+ for sb) + to doIt s our duty _to_ help the poor. It is a great enjoyment _to_ spend our holiday in the countryside. . It i
5、s a great honor for us to be present at your birthday party. 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 very kind of you to give me some help. Its impolite of you to speak to the teacher like that
6、. 疑问词 +不定式作主语When to start remains undecided. 1. It is easy to get there by bus or taxi. 2. It takes about 3 hours to see all the birds. 3. It is also impolite to speak with your mouth full when you are eating. 4. It s our duty to take good care of the old. 5. How long did it take you to finish the
7、work? 6. It is stupid of you to write down everything the teacher says. 7. When to start has not been decided. 8. It seemed selfish of him not to give them anything. 9. It s necessary for you to lock the car when you do not use it. 10. It is useful for our health to do morning exercises. II. 作宾语接不定式
8、做宾语I want to know this matter. I don t expect to meet you here(1)常见动词有 :like, demand, expect, promise, begin, determine, refuse, fail, manage, learn, seem, forget, want, prepare, pretend, plan, wish 等They want to get_( get ) on the bus, didn t they? He said he wished _to be ( be ) a professor.(2)it
9、作形式宾语I find/feel to work with him interesting I find/feel it interesting to work with him 精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 2 页,共 19 页精品资料欢迎下载Subject+ find/think/feel/make/ consider it+adj/n + to do sth. 1.We thought _it_ better _to_ start early. 2.Do you consider _it_ better not _to_ g
10、o? 3. I feel _it_ my duty _to_ change all that. 4.We think it _ important _ to _ obey the law. 5.I know _ it _ impossible _ to _ finish so much homework in a day . (3)疑问词 +不定式作宾语常常放在这些动词的后面作宾语:tell, advise, show, teach, find out, decide, discuss, learn, explainHe taught us how to use the tool.No one
11、 could tell me where to get the book. The dictionary didn t tell the Frenchman how to pronounce the word. (4) 作介词 but, except, besides的宾语。Can t choose but do Can t help but do/have no choice to do Do nothing but doPractice: 1. Would you like to go to Thailand? (would like to do sth.) 2. The driver f
12、ailed to see the other car in time. 3. I think it our duty to obey the laws. 4. Do you know how to play football? 5. I found it difficult to see him here. 6. Here are some ideas about how to find cheap, fun things to do with your family on weekends. 7. Many people like to go to a restaurant. 8. I ha
13、vent decided whether to go or stay. 9. Everyone wants to have a happy weekend. 10. She hope I ll advise her which to choose. III. 作宾语补足语1. Ill get someone _to_ repair the recorder for you . 2. What caused him _to_ change his mind? v.+ sb.+ to do advise, allow, ask, beg, cause, expect, encourage, for
14、ce, get, hate, invite , order, wish , want, warn, remind, promise, permit, persuade, request+ sb. to do 注意: (1)在动词 feel (一感),hear, listen to(二听),have, let, 精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 3 页,共 19 页精品资料欢迎下载make(三使),notice, see, watch, observe, look at(五看) (即:吾看三室两厅一感觉)等后面的补足语中,不定式不带to
15、,但变为被动语态后,必须带to。v.+ sb.+ do Let s go to Thailand right now. (let sb. do sth.)They saw the boy fall off the tree . (see sb. do sth.) The boy was seen to fall off the tree. He is often heard to sing (sing) the song. Though he often made his deskmate cry (cry).Today he was made to cry(cry) by his deskm
16、ate. (make sb. do sth.) (2)help 后面作宾语补足语的不定式可以带to,也可以不带to. I often help him (to)clean the room. help sb. (to) do sth. I helped him (to) find his things . 比较:The professor told the students how to do the experiment . The professor told the students to do the experiment. Practice: 1. No one lets you s
17、it in the office. 2. I want you to know some rules. 3. I heard her sing today. She sang wonderful. 4. We watched the children play games. 5. Do you feel the house shake? 6.The boss made the workers work for 12 hours a day. 7. We were made to make ten sentences with these words. 8. I m waiting for To
18、m to give the answer. 9. Would you like her sing a song for us? 10. Did anyone notice a strange man come into the bank? IV 作定语 I have something to tell you. (不定式作定语 ) 1.被修饰词是不定式的逻辑主语She is always the last to leave the room. We need someoneto help with the work. She is always the first to answer ques
19、tions.2.不定式用来说明所修饰词的内容I have no chanceto go there. He made a promise to be a good boy. 精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 4 页,共 19 页精品资料欢迎下载There is no need to build a dam on the small river.3. 不定式与它所修饰的词有动宾关系Do you have anything to wash today? One of the most interesting places to visit
20、 in Singapore is Bird Park. 不定式为不及物动词且和所修饰的名词是动宾关系时,须加介词He bought a cup to drink waterwith.I have nothing to complain about. He is looking for a room to live in. Practice: 1. Each member can choose a film for the evening to watch together. 2. He sat down at a table and waited for someone to take his
21、 order. 3.Is this the best way to help him? 4. Please give me something to drink. 5. She has a child to take care of. 6. He is not the kind of man to do such things. 7. It is already time to begin our class. 8. Thank you for giving me the chance to make the speech. 9. She bought a bookshelf to put h
22、er books on. 10.You are the only person to be late. V.作状语不定式作状语可以表示目的、原因、结果。I came here to see you(目的 ) We were very excited to hear the news (原因)He hurried to the school to find nobody there . (结果)(1)作目的状语表示谓语动作的目的,其逻辑主语通常是句子的主语。强调动词不定式所表示的目的时,动词不定式可用in order to +V . (原形 ) so as to +V. (原形 ) 但 so a
23、s to 不用于句首。The student saved much money to buy a new mobile phone . He got up early in order to/so as to catch the first bus. = In order to catch the first bus , he got up early. People have learnt the importance of keeping a balanced diet to satisfy(satisfy) their nutritional needs . (2) 作结果状语不定式作结
24、果状语时,多表示出乎意料的结果,其逻辑主语通常精选学习资料 - - - - - - - - - 名师归纳总结 - - - - - - -第 5 页,共 19 页精品资料欢迎下载是句子的主语。作结果状语的不定式通常用一般式,为了表示强调可在不定式前加上only. I rushed to the station, only to find the train had already gone . We came home to find our garden neat and tidy . 不定式作结果状语时,常用于soas to,suchas to, enough to, tooto,only
25、to 等结构中。如:She was so late to miss half of the lecture . She is such a good teacher as to be repected by all her students. The house is large enough to hold two hundred people . The hat is too large to wear. He walks too slowly to get there on time. (3)作原因状语。不定式与情感类形容词连用时,大多表示原因,用来作原因状语。这类形容词主要有: hap
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