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情态动词

情态动词. 疑问句式. 肯定句式. 否定答式. 一、 can/may/must/need 问句的回答方式. you may. mustn’t/may not. you must. needn’t/don’t have to. you must. needn’t/don’t have to. 二、 can,could,may,might,must 表示判断的用法比较 1. The light is on in the office now, so there _______be someone in it, isn’t there?

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情态动词

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  1. 情态动词

  2. 疑问句式 肯定句式 否定答式 • 一、can/may/must/need 问句的回答方式 you may. mustn’t/may not. you must needn’t/don’t have to. you must. needn’t/don’t have to.

  3. 二、can,could,may,might,must 表示判断的用法比较 • 1. The light is on in the office now, so there _______be someone in it, isn’t there? • 2. I’m not sure whether he will come today. He ____________be ill today. • 3. Tom has gone to Beijing, so you ______ see him in our school now. must may/might can’t

  4. 三、情态动词+不定式完成式是历年高考的热点之一，可表示“推测”、“责备”、“怀疑”等多种意义。三、情态动词+不定式完成式是历年高考的热点之一，可表示“推测”、“责备”、“怀疑”等多种意义。 • 1. must have done • 2. may/might have done • 3. can’t couldn’t jave done • 4. should /ought to have done • 5. shouln’t/oughtn’t to have done • 6. could have done • 7.needn’t have done • 8. would rather have done

  5. must may • 1. The ground is rather wet, so it _______have rained last night, didn’t it? • 2. Tom ____have gone to Shanghai, but I’m still not sure about it. • 3. The ground is very dry, so it ____have rained last night. • 4. Someone must have broken into our bedroom. Who________have done it? • 5. I really regretted wasting the hours when I ______have studied hard, but it was too late. can’t could should

  6. needn’t would rather • 6.Your home is not far from your school, so you _______have left in such a hurry then. • 7. I _____________have come to help you with your English, but I was too busy at that time. • 8. I’m very sorry for the words I_______ have said to you at that moment. • 9. ---I paid a visit to New York last month and we stayed at a nice hotel. • ---Oh,you _______have stayed with Barbara.She is alwayswilling to do you a favour. shouldn’t could

  7. 四、shall和will的比较 • 1. If you ________follow my advice, I _____offer you some help. • 2. ______you meet him right now or ____ he wait outside, sir? will shall shall Will

  8. 五、need和dare作行为动词或情态动词的比较

  9. could/were able to • 六、can和be able to的比较 ，以及must和have to 的比较 • 1.Few people ___________ __send their children to school before liberation. • 2. Joe was an excellent swimmer, so he _____________swim back to the bank when the ship sank. • 3. It snowed heavily last night, so I ________ • get up early to sweep the snow in the yard. • 4. Every student ______ obey the school rules and become a good student in every way. was able to had to must

  10. 七、used to和 would的比较 • 1、would 主要表示过去一段时间内的某种习惯，常与表示过去的时间状语连用，意为“总要，总是” • used to 主要表示过去存在但是现在已不再存在的习惯，意为“过去常常”。 • On Sundays he _______go to call on the old man when he was young. • I _______get up late, but now I have got used to getting up very early. • Xiao Li ________be a model worker. He is now a university student. would used to used to

  11. 八、情态动词的否定式比较 • mustn’t禁止，不准 • can’t /couldn’t 不能；不可能 • needn’t 不必 • shouldn’t不该 • won’t/ wouldn’t 不愿意 • daren’t 不敢

  12. C C • 1. The fire spread through the hotel very quickly, but everyone_______get one. • A. were able to B. would • C. was able to D. could • 2. You____return the book now, you can keep it until next week if you like, • A. can’t B. mustn’t • C. needn’t D. may not • 3. When he was there, he______ go to that coffee shop at the corner after work every day. • A. would B. should C. had better D. might • 4. ---Could I use your bike?—Yes, of course.you___. • A. might B. will C. can D. should A C

  13. B • 5. ----Will you stay for lunch? • ----Sorry, _______. My brother is coming to see me. • A. I oughtn’t to B. I can’t • C. I needn’t D. I shouldn’t • 6. ----______I invite Jcak to the party? • -----Yes, it’ll be nice if you______. • A. Will; may B. Shall; will • C. Shall;shall D. Will; will • 7. ---There were already five people in the car, but they managed to take me as well. • ---It______a comfortable journey. • A. can’t be B. shouldn’t be • C. mustn’t have been D. couldn’t have been B D

  14. C D • 8. We______last night, but we went to the concert instead. • A. must have studied B. might study • C. should have studied D. would study • 9. There was plenty of time. She_____. • A. mustn’t have hurried B. couldn’t have hurried • C. mustn’t hurry D. needn’t have hurried • 10. Yesterday, Jane walked away from the discussion. Otherwise. She____something she would regret later. • A. had said B. said • C. might say D. might have said. D

  15. D • 11. ----Did you scold him for his mistake? • ----Yes, but______it. • A. I’d rather not do • B. I’d better not do • C. I’d better not have done • D. I’d rather have not done

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