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1、你怕Grammar吗?,动词不定式,The Infinitive,Module 9,基本形式,用法,一、基本形式,to do sth.,肯定,否定,not to do sth.,1. I want to know him.,迅速找出下列句子中包含的动词不定式：,2. She hopes to write a book.,3. He asked me not to stay here.,4. My father told me not to be late for school.,二、用法：,1、作主语,动词不定式作主语常采用 it 作形式主语，不定式后置的方式，避免头重脚轻。,e.g. 1)
2、在阳光下读书不好。,To read in the sun is bad.,主语头太大,It,Its bad to read in the sun.,1. To learn English well is very important.,把下列句子改编成it 作形式主语：,It is very important to learn English well.,2. To stop the killing is hard.,It is hard to stop the killing.,3. To think about all those animals in danger is sad.,It
3、 is sad to think about all those animals in danger.,补充： 含有不定式的句式：It + be + adj. + for sb. + to do sth.“对某人来说做某事很” 这样的形容词有: easy, hard, difficult, important, interesting, necessary, impossible等。,e.g. (1) It was difficult for him _ (finish) the homework on time. (2) 对我来讲回答这个问题太简单了。It is _ for me _ thi
4、squestion.,easy to answer,to finish,( ) 1. Its not easy _.A. to learn swim B. to learn to swim C. learn to swim D. learning to swimming,B,走近中考：,2、作宾语,不定式用在及物动词后作宾语,常见及物动词有：,want to do sth. hope to do sth.like to do sth. begin to do sth.try to do sth. need to do sth.forget to do sth. agree to do sth.
5、learn to do sth.,e.g. I want to see you.,( ) 1. He wanted _ a new job.A. to find B. find C. found D. finding,A,走近中考：,3、作表语,Her job is to look after babies.,e.g. 1) 她的工作是照看婴儿。,不定式用在be动词或系动词后作表语,2) 他看起来生气了。,He seems to be angry. = He seems angry.,4、作后置定语,不定式修饰名词或代词，起形容词作用。,I have a lot of homework to
6、do.,e.g. 我有很多作业要做。,他正在找一个房间住。,He is looking for a room to live in .,( ) 1. I m hungry. Please bring me_.A. something to eat B. something to drinkC. to eat something D. to eat anything,A,走近中考：,( ) 2. Ive got _.A. three letters to write with B. three letters to write inC. three letters writingD. three
7、 letters to write,D,5、作状语,不定式修饰句子或动词，表示目的或原因等。,Im sorry to hear that.,I come here to study English.,a表原因,b表结果,The Chinese government is working hard to save more animals in dangerimprove peoples livesmake people richermake our country strongermake our city more and more beautiful,作状语,6、作宾语补足语,ask sb
8、.(not) to do sth.,tell, teach, allow(允许),e.g. 1) 妈妈告诉我不要迟到。,Mother told me not to be late.,2) 爸爸告诉我要成为一名好学生。,Father told me to be a good student.,( ) 1. My mother often asks me _ early.A. get up B. got up C. getting up D. to get up,D,走近中考：,( ) 2. The teacher told me _ late again.A. not be B. not C.
9、not to be D. dont be,C,注意,A.有些动词后面的不定式不带to，如feel（一感）hear,listen to（二听）make, have, let（三让） see, watch, notice, observe（四看）.,I heard them sing a pop song . The teacher made me answer the question. We watched them play football .,注意,B. 带疑问词的动词不定式在to 前加疑问词。,1. Mr Lin will teach us how to use the compute
10、r.,2. Can you tell me where to get the book?,( ) 1. Its raining. Let me _.A. turn off the windows B. closed the windowsC. turn the windows offD. close the windows,D,走近中考：,( ) 2. Who can make the child _ crying?A. to stop B. stopping C. stop D. stopped,C,( ) 3.Could you tell me _ this word? A. to how
11、 read B. how to read C. how read D. how read to,C,Summary(总结),1. Its bad to read in the sun.,2. I want to see you.,3. Her job is to look after babies.,4. I have a lot of homework to do.,5. I come here to study English.,6. Mother told me not to be late.,动词不定式,To read in the sun is bad.,主语,宾语,表语,定语,状语
12、,宾补,一.选择填空1. He asked me _ here earlier. A. come B. to come C. coming D. came 2. Please tell him _ on the wall. A. dont draw B. to not draw C. not to draw D. not draw 3. I came here _ my uncle. A. saw B. to see C. seeing D. to be seen 4. We often heard him _ in his room. A. to sing B. sings C. sang
13、D. sing 5. He stopped _ a look, but saw nothing. A. having B. to have C. have D. had 6. Its very kind _ you _ me. A. of, to help B. for, to help C. of, help D. of, helping 7. Before liberation （解放）they had no chance _ to school. A. went B. go C. to go D. to be gone 8. He said he had an important mee
14、ting _. A. attend B. would attend C. attending D. to attend,Practise,B,C,B,D,B,A,C,D,9. Please give me a piece of paper _. A. to write B. to write on C. writing D. to write it 10. I dont know _. A. what do B. what will do C. what to do D. do what 11. My wish is _ a teacher. A. becoming B. to become
15、C. become D. became 12. Why not _ here _ me? A. to come, to see B. come, to see C. came, seeing D. come, see 13. Please tell me _ her. I have something _ her. A. where to find, telling B. where to find, to tellC. where can find, to tell D. where finding, telling 14. How happy they are _ each other again! A. to see B. see C. saw D. being seen 15. They decided （决心）_ a letter _ their thanks. A. to write, expressing（表达） B. writing, express C. write, expressed D. to write, to express,
