作业 讲评 学案及情态动词练习 * 学案语法专题： 1～10 C C D C A 	B C D D C  11～20 C C A B D 	C D A A C  26～28 B B B  should表示“理当如此；按常理应该是”。    It should be a nice day tomorrow.     Every sentence should start with a capital letter. 2. must have done表示对已经发生的事情的判断，“原来、当初肯定如此”。     他昨天肯定没去参加晚会。我们没有见到他。      He couldn’t have attended the party, for we didn’t see him there.   3. must have done 4. must 表示“规定；要求”。    All passengers must wear seat belts.    We must never forget how much we owe to these brave men.  5.can在表示对某事的判断时，用在否定句或疑问句中：    What can they be doing now?    Where can she have put it?    This can’t be the right road.     He can’t have said that.  6.表示植物所具备的 ‘能力’。    Even a small personal computer can store vast amounts of information.  7. must have done表肯定判断。  8. might have done表示对于过去发生的事猜测：     I might have forgotten to turn the light off, but I’m not sure yet.  9. should have done “本应该做而没有做”。    I’m sorry, I shouldn’t have lost my temper.     You should have come earlier.  10. needn’t 表示“不必要;也可用 “don’t have to”.  11. shall用在第二人称和第三人称时，表示强烈的 “命令、要求、确信；允诺等 ”。     Candidates shall remain in their seats until all the papers have been collected.     He is determined that you shall succeed. 12. shouldn’t have done 13. don’t have to = needn’t  14. Shouldn’t you be doing sth now?      表示委婉的责备、建议：你现在该做点正事儿了吧？     You shouldn’t be smoking at this age.  15. may well do sth. = It is fairly likely      Your job may well involve travelling.      What you said may well be true.  16. 情态动词有时态要求，没有人称变化。      I mustn’t play with matches.      I shouldn’t play with matches.      17. should表“要求、义务、责任”。      You should keep an eye on the matter.      You should be ashamed of yourselves.  18. can’t have done，否定判断，某事不可能。     He can’t have slept with that noise.      他（那时）睡不着，外面动静太大了。     I can’t sleep with that noise.      我（现在）睡不着，外面太吵了。   19. 同第8题，表猜测。  20. can表示客观上的可能性，sometimes ; at times      He can be really annoying (at times).       London can be very cold in April.  21. 虚拟：     We can’t have arrived if we hadn’t taken the car.       We can’t have the harvest but for the rain.  22. shouldn’t have done本不应该做某事。  23. might have done 本可能做某事。  24. 对存在的事，状态表示否定判断：     It can’t be true.      He can’t be serious! 25. can表示“能力”或“可能性”。    I don’t need any one to help me. I can manage it.    I can be back tomorrow morning – there’s an early bus.  26. needn’t 没必要。  27. may表示“possibility”。    尽管说起来（可能）不算难，但是还是要仔细做。 28. can 表示客观上的可能性。       sometimes 综合技能答案：  II. 听力： 	1～10 C A C A C 	A B B C B  	11～20 C A C B A 	A A C B A  II. 完型填空： 	1~10 B C A D D 		A B A D C  	11~20 B C A C D 	D C A A B  III. 阅读理解 	1～10 C A B D A 	C D B B C         	11～14 B A D D 	 * 

作业及情态动词讲评.ppt