七年级英语动词不定式概要.ppt

Revision The infinitive 动词不定式 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 to do begin to do start to do try to do forget to do remember to do like to do Stop to do go 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. Edison’s mother taught him to read and write. want sb to do wish sb to do get sb to do order sb to do find sb to be like sb to do would like sb to do help 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 his 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. 比较（Compare） I don’t know what to do. I don’t know how to do it. I don’t know what to do about it. Exercises: 1. -- You’ve done very well this time. -- It’s really kind ________. A. for you to say so B. for you saying so C. of you to say so D. of you saying so 2. It is better to lose one’s life than _______. A. if you lose your spirit B. losing his spirit C. to lose one’s spirit D. your spirit getting lost 3. – I can’t work in this way. -- Why not _______ it in some other way? A. try to do B. try doing C. trying to do D. trying doing 4. Since you find it difficult _______ a decision, you’d better a discussion( 讨论) with your parents. A. reach; have B. reaching; have C. reach; having D. to reach; have 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. The girl was beginning _______. A. get angry B. to get angry C. getting angry D. angry 7. There isn’t any difference