练习册

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    shouldn't + have + 过去分词1). Can they have completed their work so soon?2). She can't have make a mistake.3). Since the ditch is full of water , it last night.4). He said that she might have misunderstood him.练习.情态动词 【查看更多】

     

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    —Look! Isn’t that Peter’s sister?

    —No, it ________ be her—I’m sure she doesn’t wear glasses.

    A．shouldn’t

    B．oughtn’t

    C．mustn’t

    D．can’t

     

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    The young man has made so much noise that he          have been allowed to attend the concert.

        A. oughtn’t            B. shouldn’t       C. mustn’t         D. can’t

     

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    You _______ late for yesterday’s class meeting, as it was so important.

    A. couldn’t        B. shouldn’t be         C. mustn’t have been      D. oughtn’t to have been

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    With all this work on hand, you ________ to the cinema last night.


    1. A.
      mustn't
    2. B.
      oughtn't to go
    3. C.
      wouldn't go
    4. D.
      shouldn't have gone

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    Sir, you ______ be sitting in this waiting room. It is for women and children only.

    A. oughtn’t             B. shouldn’t      C. won’t          D. needn’t

     

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