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Grammar

Grammar. Ex.1 on P12. D. By lunchtime they would all be sold. His restaurant ought to be full of people. Whay could have happened? … 4. It must be serious if Maochang … 5. He could not believe his eyes! 6. He wonder if he could go to the library to …

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Grammar

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  1. Grammar Ex.1 on P12 D • By lunchtime they would all be sold. • His restaurant ought to be full of people. • Whay could have happened? • … • 4. It must be serious if Maochang … • 5. He could not believe his eyes! • 6. He wonder if he could go to the library to … • 7. He wouldn’t have Yong Hui getting away with. • 8. He had better do some research. • 9. You have to eat good food to … • 10. You may come if you wish. • 11. We needn’t go to the party if you don’t want to. • … D D E A B A B B C B

  2. 1. ought to／should should 和ought to 都为“应该”的意思，可用于各种人称。ought to 的语气稍重一些。 You oughtto (should) follow your teacher’s advice. 表示主语的义务或责任： You should take care of your sister． 你应当去照顾你妹妹。 或指出—个正确、明智的动作： They shouldn't allow parking here；the street is too narrow． 这儿不该允许停车；马路太窄了。

  3. 用下列图片造句。 You should do some sports. 做适当的运动

  4. 慢慢地进食，并有助消化。 You ought to eat slowly and it’s good for digestion.

  5. You should help to set the dinner table.

  6. You should keep your room clean.

  7. You shouldn’t be late for school.

  8. We should ask question actively.

  9. We shouldn’t make noise in class.

  10. 注意 should 和ought to 后面跟动词不定式的完成式,其肯定句表示”过去应该做而未做”, 其否定句则表示”过去不该做但做了”。 You should/ought to have made the decision a week ago. I shouldn't have made such a foolish mistake.

  11. 2. must和have to must的用法  1）表示主观的义务和必要, 主要用于肯定句和疑问句, 意思为 “必须……，得……，要……”；由must 引起的疑问句，肯定回答要用must或have to, 否定回答要用needn’t或don’t have to,  意思是“不必” ； must的否定形式mustn’t表示禁止，意思是“不能，不许”。如：  —Must I finish the task right now?  　 我现在必须完成这个工作吗？ —Yes, you must. / Yes, you have to.  (—No, you needn’t. / No, you don’t have to.) You mustn’t come here without permission. 未经允许，你不能来这儿。

  12. have to 的用法  1）must表示一种主观的需要，而have to 表示一种客观的需要，意思是“不得不”。 如：  I have to attend an important meeting this afternoon. 今天下午我不得不参加一个重要的会议。 Mother is out, so I have to look after the shop. 　 妈妈不在家，因此我不得不照看商店。  2）have to 的否定形式是don’t have to, 相当于needn’t。如： They don’t have to buy a computer at present. 　 他们目前没有必要买电脑。

  13. We must listen to the teacher carefully.

  14. We mustn’t eat in class.

  15. 可兼做行为动词的情态动词：need 、 dare 1.作为情态动词用，常用在否定句和疑问句中。 Dare (need) +S +V S + daren’t (needn’t) +V I daren’t walk through the forest at night. Dare you walk through the forest at night? You needn’t return the book now. Need he go yesterday? 2.作实义动词用，常用在肯定句中,有人称、时态、和数的变化 He needs to go there himself. He has grown up,we don’t need to worry about him.

  16. 3.Sth (sb) need( want, request)+ doing/ to be done The house needs cleaning/ to be cleaned The boy needs sending to the hospital at once. 4.needn’t have done 表示原本不必要做的事情却已经做了的情况,意为“本不必要…” Our color TV set is still good enough. You needn’t have bought a new one. Your home is not far from your school ,so you needn’t have left in such a hurry then.

  17. 5.注意对need／must问句的回答: --Need I finish the work today? --Yes, ________________. No, ________________. No, ________________. you must you needn’t you don’t have to --Must we do it now? --No, you __________. needn’t (don’t have to)

  18. Make sentences 1. 你每天最少要练习一小时口语。 You must practise speaking English at least an hour a day． 2. 我每天不得不练习一小时口语！ I have to practise speaking English an hour a day！

  19. 3. 你应该每天练习不止一小时。 You ought to／should practice English for more than an hour． 4. 你应该读一下这个。它写得很好。 You ought to／should read this． It’s very good． 5. 你必须读这个。写得精彩极了！ You must read this．It's marvelous！

  20. Please choose a proper phrase and according to the situations complete the sentences by using should (not) or ought (not) to. 1. Lisa needs a change. She _______________________________. 2. My salary is very low. You ______________________. should/ought to take a few days off should look for a new job

  21. ought not to /shouldn’t go 3. Nick always has difficulty getting up. He _______________________ ____________. 4. What a beautiful view! You __________________. 5. Billy’s room isn’t very interesting. He ___________________________ ___________. to bed so late should take a photo shouldn’t/ ought not to use her car so much

  22. ---Do you know where Mary is? I • couldn’t find her anywhere. • ---Well. She ___ have gone far---her • coat is still here. • A. shouldn’t • B. mustn’t • C. can’t • D. wouldn’t C

  23. 2. Mr. White___ at 8:30 for the meeting, but he didn’t show up. A. should have arrived B. should arrive C. should gave had arrived D. should be arriving A

  24. 3. She___ taller, but she ate too little. A. can grow B. can have grown C. could grow D. could have grown D

  25. 4. Janny___ have kept her word. I wonder why she changed her mind. A. must B. should C. need D. would B

  26. 5. ---Must I be here earlier? ---No, you___ because your are busy. A. mustn’t B. don’t C. don’t have to D. Had better not to C

  27. 6.--- Is John coming by train? --- He should, but he ____ not. He likes driving his car. (NMET 2002) A. must B. can C. need D. may D

  28. 7. Johnny, you _____ play with the knife, you ____ hurt yourself. A. won’t; can’t B. mustn’t; may C. shouldn’t; must D. can’t; shouldn’t B

  29. 8. The fire spread through the hotel very quickly but everyone _____ get out. A. had to B. would C. was able to D. could A

  30. 9. _____ you like to have a walk with us this evening? A. Could B. Will C. Would D. Can C

  31. 10. —Mr Wang, I will go and fetch four chairs for the meeting. —You _____fetch four; two will do. A. won’t B. couldn’t C. shouldn’t D. needn’t D

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