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

试卷相关题目

• 1Driving 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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• 2No such authorization ______ be given without the president's written permission.

  A.should

  B.shall

  C.would

  D.may

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• 3Jackie，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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• 4If 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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• 5–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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• 6Henry _____ 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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• 7Tom 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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• 8John ______ 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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• 9—Peter looked tired and a little absent-minded in class． —He _____ too late．

  A.may stay up

  B.could stay up

  C.should have stayed up

  D.must have stayed up

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• 10—Do you know where the headmaster is? I have something urgent.     —Oh, he _______ have gone far, for the computer is still on in the office.

  A.won't

  B.mustn't

  C.can't

  D.wouldn't

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