－Why are you looking so worried? Is there anything I can do for you?－The compute
题型：不详难度：来源：
－Why are you looking so worried? Is there anything I can do for you?
－The computer break down when I nearly finished my composition.| A．can | B．should | C．must | D．dare |
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答案
| C |
解析
试题分析：考察情态动词辨析。Can可能；should应该；must必须，一定，非得，偏偏；dare敢；句意：—为什么你看上去如此担忧？我可以为你做什么？—当我写完作文的时候，计算机偏偏在那个时候坏了。根据句意说明must表示的是偏偏。故C正确。
点评：在平时的学习中既要注意情态动词的基本含义，也要注意情态动词的特殊意义，如must偏偏，非得；should竟然；mustn’t禁止，千万不能；等等。情态动词Shall用于所有人称，表示命令，警告，允诺；以及法律规定中要做的事情。 |
举一反三
I told Sally how to get there, but perhaps I ________ for her.| A．had to write it out | | B．must have written it out | | C．should have written it out | | D．need to have written it out |
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| "Those responsible for the accident be punished while those contributing to solving the problems be rewarded," promised the official then and there. |
--Do you think Jack will lend us a hand?
--He is the last one to help others. He _____lend his hand, though.| A．can | B．must | C．should | D．might |
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—Catherine, I have cleaned the room for you.
—Thanks. You_______ it. I could manage it myself.| A．needn’t do | B．needn’t have done | | C．mustn’t do | D．shouldn’t have done |
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Most of the big hotels in Shanghai were full last week, but finally we______find a room in a small one.| A．ought to | B．could | C．were able to | D．might |
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