人教版九年级英语下册《nit 2 I used to be afraid of the dark.Section A》课件_27

1、Revision,The infinitive 动词不定式,学习目标,1.每个学生都认识动词不定式的结构。 2.学生自己总结动词不定式的用法。 3.学生会正确处理考试中动词不定式试题。 4.学生会自由说出动词不定式的句子。,构成：to + do(动词原形),用法： 用作宾语 (v. + to do ) I want to buy a computer. She hopes to find a better job. I wish to go with you. need to do learn to do agree to do plan to do decide to do refuse t

2、o do begin to do start to do try to do forget to do remember to do like to do Stop to dogo on to do,2. 用作宾语补足语：(v. + sb. + to do ),She asked me to help her. The teacher told him to come on time. Edisons mother taught him to read and write. want sb to dowish sb to do get sb to doorder sb to do find s

3、b to be like sb to do would like sb to dohelp sb to do,作宾语补足语不带to 的情况：,Let me do it. I saw him cross the street. 常见动词有： 使役动词: let, make, have 感官动词: see, watch, hear, feel, listen to 比较： I heard her singing in the next room. I heard her sing in the next room.,3. 用作状语(adverbial)：,He came to show me hi

4、s new CD player. I went there to see my teacher. She came back to get her English book. The boy was too frightened to move.,(目的),(目的),(目的),（结果）,4.用作主语,1.To be here at Christmas time is my dream.,2. To go abroad is his dream.,3. To say is easy, to do is difficult.,（这时可将其用形式主语it来替换）,It is my dream to

5、be here at Christmas time.,It is his dream to go abroad.,It is easy to say, it is difficult to do.,5.用作表语,His work is to feed the animals.,Her job is to look after the patients.,My wish is to be a scientist.,6.用作定语,Give me something to drink.,I have two books to read.,They have much food to eat.,（这时

6、不定式与被修饰词有动宾关系。 若是不及物动词，介词不能省略）,He asked for a room to live in.,I dont have a pen to write with.,The ice is hard enough to skate on.,He bought a toy to play with.,7.疑问词who, what, which, where, when, how 加to do可构成不定式短语，在句中可用作主语、 宾语、宾语补足语、表语等。,When to start has not been decided.,I dont know what to do.

7、,He can tell you where to get the book.,The question is who(m) to ask.,(主语),(宾语),(宾语补足语),(表语),比较（Compare）,I dont know what to do. I dont know how to do it. I dont know what to do about it.,Exercises:,1. - Youve done very well this time. - Its really kind _. A. for you to say so B. for you saying so

8、C. of you to say so D. of you saying so 2. It is better to lose ones life than _. A. if you lose your spirit B. losing his spirit C. to lose ones spirit D. your spirit getting lost,C,C,3. I cant work in this way. - Why not _ it in some other way? A. try to doB. try doing C. trying to doD. trying doi

9、ng 4. Since you find it difficult _ a decision, youd better a discussion( 讨论) with your parents. A. reach; haveB. reaching; have C. reach; havingD. to reach; have,B,D,5. My father hates(痛恨) _. He never allows me _. A. to smoke; to smoke B. smoking; smoking C. smoke; smoking D. smoking; to smoke 6. T

10、he girl was beginning _. A. get angryB. to get angry C. getting angryD. angry,D,B,7. There isnt any difference between the two. I really dont know _. A. where to chooseB. which to choose C. what to chooseD. to choose which 8. The bag is too heavy for me _. A. to carry itB. not to carry it C. to carryD. not to carry 9. The teacher will teach him _. A. to useB. use it C. how to use itD. uses,B,C,C,找出句子中的不定式，并说出作用：,It takes you ten minutes to get there. I hope to see him soon. His wish is to become an artist. Pe