— Shall we have a smoke here? — No, we _______ because the workers are carrying some gas.

试卷相关题目

• 1I got close enough to hear them speaking Chinese, and I said 'Ni Hao ' just as I ____ do in Chin

  A.A.must

  B.might

  C.can

  D.should

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• 2—I sent him the dictionary by mail this morning.—You ______ that, for he's coming tomorrow morning.

  A.needn't have done

  B.didn't have to do

  C.needn't do

  D.mustn't do

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• 3It is usually warm here in March, but it _____ be rather cold sometimes.    

  A.must

  B.can

  C.should

  D.would

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• 4You _____ bring your identification when you open a bank account.

  A.may

  B.can

  C.must

  D.will

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• 5— Tom is never late for work. Why is he absent today?— Something _____ to him.

  A.must happen

  B.should have happened

  C.could have happened

  D.must have happened

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• 6Little Tom was late for school again. He _______ have prepared two alarm clocks.   

  A.would

  B.could

  C.should

  D.must

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