摘要:一些情态动词的常用的意义往往为高考考查的焦点.考生须准确理解其含义并根据句子意思选择正确的情态动词.1.must和have to 两者都表示“必须 的意思.但must含有说话人主观上的看法.态度,have to则表示客观上的需要. [考例]--Must we finish giving out the posters today? --Yes, we . It can't be put off any longer. [太原市] A. can B. may C. must [答案]C.[解析] 此题考查情态动词的用法.回答由must引起的一般疑问句.其肯定答语要用must.不能用can或may.故选C. -I didn't pass the math test. I think I have spent too much time playing computer games recently. --I agree. You play like that any more. [河南省] A. needn't B. mustn't C. may not D. wouldn't [答案]B.[解析] 此处选mustn't.表示“一定不能 “千万不能 .用较强的语气来提醒对方不能再玩游戏了. When traffic lights are red. We stop and wait. [南京市] A. may B. can C. must D. might. [答案]C.[解析] 考查情态动词.must必须.表示禁止. 一I really like playing computer games! www.zk5u.co 一I'm afraid you stop.for your study and your health. [07宜昌市] A. am B. will C.may D.must [答案]D.[解析] 答语意思为“为了你的学习和健康.恐怕你必须停止玩电脑游戏 .所以must最恰当.

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