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1、Unit 2 Healthy eating Grammar (6)【学习目标】辨析情态动词的用法学会重点单词的用法【重点难点】掌握各个情态动词的用法近义情态动词的辨析【自主学习】一、请用must , may, should, could, ought to, need, would rather填空1. He would not die if I _ have helped him.2. Mary _ have gone swimming with Rose, but I am not sure about it.3. You look tired. You _ have stayed up
2、late last night.4. You _ have written with a pen, not a pencil.Yes, I know I _ _ have, but I had no pen to write with. 5. I _ _have come to your party, but I was busy preparing my speech.6. Your home is not far away from school, so you _ not have left in such a hurry.二、小结：1.“情态动词+have done”表示_(1) mu
3、st have done 表示对_的_猜测。(2) may/might have done 也是对_猜测，语气没有_强烈。(3) can/could have done 表示_但实际_；也可表示_；cant/couldnt have done 表示_ 2.“情态动词+have done”形式表示虚拟，表示说话人_的语气。(1) should/ought to have done 表示过去_做某事而_(2) shouldnt/oughtnt to have done 表示_(3) neednt have done 表示_(4) would rather have done 表示_三、单项选择1.
4、 Whats the name?Khulaifi. _ I spell that for you ?A. Shall B. Would C. Can D .Might2. If it were not for the fact that she _sing, I would invite her to the party.A. couldnt B. shouldnt C. cant D. might not3. Im sure youd rather she went to school by bus, _?A. hadnt you B. wouldnt you C. arent you D.
5、 didnt she4. The workers will go on strike if the demands they _put forward are turned down. A. could B. would C.不填 D. had5. - Must he come to sign this paper himself? - Yes, he_ .A. need B. must C. may D. will6. fired, your health care and other benefits will not be immediately cut off.A. Would you
6、 be B. Should you be C. Could you be D. Might you be7. Some aspects of a pilots job _ be boring, and pilots often _work at inconvenient hours.A. can; have to B. may; can C. have to; may D. ought to; must8. The weather turned out to be fine yesterday. I the trouble to carry my umbrella with me.A. should have taken B. could have takenC. neednt have taken D. mustnt have taken学科网（北京）股份有限公司