_______ the plane have taken off on time? --- I'm afraid not. The fog was too thick then.

试卷相关题目

• 1 —Peter looked tired and a little absent-minded at the meeting． —He _____ up too late．

  A.may stay

  B.could stay

  C.should have stayed

  D.must have stayed

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• 2 Just as I was sitting down to supper, the telephone______.

  A.must ring

  B.might have rung

  C.would ring

  D.would have rung

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• 3 Often he _________ sit for hours doing nothing at all when he was in low spirits.

  A.should

  B.would

  C.might

  D.Could

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• 4 I got up early this morning, but I ________ so because I was not on duty today.

  A.mustn't have done

  B.needn't have done

  C.didn't need to do

  D.can't have done

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• 5 — Shall I go and buy more food and drinks for the party? — No, we have prepared a fridge of those. That ______ be quite enough.

  A.can

  B.may

  C.might

  D.Should

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• 6He chose to teach in a western province, though he _______ in the city for a better life.

  A.could stay

  B.would stay

  C.could have stayed

  D.had stayed

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• 7 ---Is there any flight to New York? --- I think there ______ be, for it is snowing so heavily.

  A.shouldn't

  B.mustn't

  C.can't

  D.needn't

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