— I want to know if I smoke here.— No, you . Could you see the sign
题型：不详难度：来源：
— I want to know if I smoke here.
— No, you . Could you see the sign “NO SMOKING” there?| A．can; needn’t | B．must; can’t | C．shall; won’t | D．may; mustn’t |
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答案
| D |
解析
试题分析：考查情态动词：句意：--我想知道是否可以在这儿抽烟。--不，你不能，你能看见那边的禁止抽烟的牌子吗？第一空用may表示请求许可。第二空填mustn’t表示禁止。选D。
点评：情态动词要认真审题，结合所给出的语境，正确把握说话者的语气、情感、态度、观点等。认真思考所给选项中情态动词的基本特征和用法，并结合语境推敲答案。要注意把握时间概念，句子的类型和人称都要考虑。 |
举一反三
I talked for a long time, and in the end I_____ make her believe me. | A．should | B．can | C．was able to | D．must |
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I told Sally how to get here, but perhaps I ______for her.| A．had to write it out | B．must have written it out | | C．should write it out | D．ought to have writte it out |
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She ______have stopped her work halfway.| A．ought to not | B．ought not to | | C．not ought to | D．does not ought to |
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It _______ come as no surprise that Suri Cruise wants to be an actress, since her father, Tom Cruise, is a Hollywood top star.| A．can | B．should | C．will | D．must |
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Facts prove that the world’s economic development is not a win-lose game but one in which all _____ be winners.| A．can | B．shall | C．must | D．would |
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