The manager ______ the worker how to do it, or the accident couldn't have happened.

试卷相关题目

• 1—It was a red light, William. You _______ the car. —Sorry.  I didn't see it.

  A.must stop

  B.should stop

  C.must have stopped

  D.should have stopped

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• 2—It's eight o'clock already. Jack ______ be here by now. —Oh, he told me that he was going to see his dentist and wouldn't be back until ten.

  A.must

  B.can

  C.should

  D.need

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• 3------ How's your tour around the North Lake? Is it beautiful? ------ It _______ be, but it is now heavily polluted.

  A.will

  B.should

  C.would

  D.must

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• 4He is not native, if he were, we _______ this discussion over his identity.

  A.would not be having

  B.are not having

  C.had not had

  D.will not have

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• 5--Listen! Someone is singing in the next room．Who ______ it be? Is it Wei Fang? --No．It ______ be her．She is at school now．

  A.can; may not

  B.must; mustn't

  C.can; can't

  D.may; won't

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• 6The order came that the enemies _______ in two hours.

  A.would be defeated

  B.should defeat

  C.should be defeated

  D.must be defeated

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• 7---I've told her many times, and she still forgot about it! ---I understand. It's true that she ______ be very forgetful sometimes.

  A.can

  B.should

  C.ought to

  D.must

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• 8I really don't know how to thank you , but for your help, I ______ my lost necklace．

  A.couldn't have found

  B.mustn't have found

  C.couldn't find

  D.wouldn't find

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