No such authorization ______ be given without the president's written permission.

试卷相关题目

• 1Jackie，you ______ hang all your clothes in the room like this！

  A.wouldn't

  B.needn't

  C.mustn't

  D.oughtn't

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• 2If you think the price of pork is too high, you _____ as well buy some beef. It depends on you!

  A.should

  B.will

  C.would

  D.may

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• 3–What a pity! I didn't attend the lecture given by Dr. Green yesterday. —I _____, either, if my parents hadn't reminded me.

  A.wouldn't

  B.hadn't

  C.didn't

  D.wouldn't have

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• 4But for your support then, I don't think we _____ the task.

  A.can manage

  B.could have managed

  C.could manage

  D.can have managed

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• 5—What does the sign over there read? —'No person ______ smoke or carry a lighted cigarette, cigar or pipe in this area．' 

  A.shall

  B.may

  C.must

  D.will

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• 6Driving on the highway ______ be very dangerous, so you ______ be too careful.

  A.should; ought to

  B.could; should

  C.might; mustn't

  D.can; can't

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• 7______ anyone phone, tell them I'm in conference.

  A.Would

  B.Shall

  C.Could

  D.Should

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• 8Henry _____ be at home now because he phoned me from the factory just now.

  A.mustn't

  B.isn't able to

  C.may not

  D.can't

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• 9Tom insisted that what he said _____ true, and insisted that he _____ punished.

  A.be; should not be

  B.was; not be

  C.was; was not

  D.should be; not be

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• 10John ______ such a thing about you. He never speaks ill of you behind your back.

  A.can't have said

  B.might not have said

  C.couldn't say

  D.mustn't have said

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