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情态动词用法归纳学习卷教师用

高三语法学习卷----情态动词 一． 考点及学习目标： 考点 学习目标 1 Can, may, must, could, might, should, ought to, have to, will 等情态动词的基本用法 掌握常见情态动词的基本用法， 并能灵活运用， 特别是情态动词表推测的用法更要求掌握 2 Can 与 be able to； shall 与 will； mustnt与 neednt； need 与 dare 的辨析 掌握意义、 用法相近的情态动词的用法 3 情态动词+have done 用法区别 掌握各个 情态动词+have done 的意义及用法并能区别运用 4 虚拟语气中情态动词的应用 掌握 If 引导的虚拟条件句， 宾语从句和名词性从句中情态动词的运用 二． 考查热点：

1.表示推测和可能性;2. 情态动词+have done;3. 表示必要性 4. 表示请求、 允诺、 允许。

及考点热点分析 三． 情态动词分类讲解：

Ⅰ 情态动词表推测 情态动词 must， can/could， may/might 可以用来对事情进行推测。 一般有两种结构：

情态动词＋动词原形和情态动词＋have done。

1.情态动词＋be结构通常用来对现在或将来的状况进行推测。 The light is still on. He must be working in the office now. Michael cant be a policeman， for hes much too short.

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He may be in the classroom. Ill go and make sure. 2.情态动词＋have done结构用于对过去事情的推测。

I didnt hear the phone. I must have been asleep. Tom hasnt come back yet. He may have missed the bus again. Jack cant have arrived yet； otherwise he would have telephoned me. 杰克不可能来到， 否则， 他会给我来电话的。

【注】 might have done 和 could have done 除了 表对过去事情的推测外， 还可表示一种责备语气，意为(过去)本来可以(能够)做某事， 但实际上没有做到， 此时不能用 may 或 can。 He might have given you more help， even though he was very busy. 练习 1） You ____ be tired - you’ve only been working for an hour. A. must not B. won’ t C. can’ t D. may not 2） --- Isn’ t that Ann’s husband over there? --- No, it _______ be him. I’m sure

he doesn’t wear glasses. A. can’t B. must not C. won’t D. may not 3） He _____ have completed his work; otherwise, he wouldn t

be enjoying himself by the seaside. A. should B. must C. wouldnt D. cant 33. The teacher _______have thought Johnson was worth it or she wouldn’t have wasted time on him, I suppose. [2007 安徽卷] A. should B. can C. would D. must 34. Helen ______ go on

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the trip with us, but she isnt quite sure yet. A. shall B. must C. may D. can 36. It_____ have been Tom that parked the car here, as he is the only one with a car. A. may B. can C. must D. should 37. She looks very happy. She ______have passed the exam. [2007 江苏卷] I guess so. It s not difficult after all. A. should B. could C. must D. might 38. Thank you for all your hard work last week. I don t think we ______ it without you. A. can manage B. could have manage C. could manage D. can have managed Ⅱ 虚拟语气中情态动词的使用: 1. if 虚拟条件句中情态动词的使用， 观察例句， 总结：

If Ihad time, I would attend the meeting. If I were you, T should seize the chance to go abroad. If you had taken my advice, you would not have failed in the exam. If you came tomorrow, we would have the meeting. If it were to rain tomorrow, we should put off the meeting until next week. 2. Ⅰ . can, could 1. 表示能力 Can you lift this heavy box? Mary can speak three languages. 2． 表示________________ -----Can I go now? ---- Yes, you can. / No, you cant. 在疑问句中还可用 could 代替， 不是过去式， 只是语气更委婉， 不能用于肯定句和答语中。

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