shouldn't + have + 過去分詞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.練習(xí).情態(tài)動詞 【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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