练习册

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    -Where is Bob? I cannot find him anywhere. -He have been off long. I heard him make a call just now. A. shouldn’t B. can’t C. mustn’t D. needn’t [答案] B [解析]考查情态动词与虚拟语气用法.语境表示语气很肯定的否定判断推测:我刚才还听见他打电话了.因此他一定没走多远.用can’t have done. 【查看更多】

     

    题目列表(包括答案和解析)

    —Where is Bob? I cannot find him anywhere.

    —He        have been off long. I heard him make a call just now.

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

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    —Where is Bob? I cannot find him anywhere.

    —He        have been off long. I heard him make a call just now.

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

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    —Where is Bob? I cannot find him anywhere.

    —He       have been off long. I heard him make a call just now.


    1. A.
      shouldn’t
    2. B.
      can’t
    3. C.
      mustn’t
    4. D.
      needn’t

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    — Where is Bob? I cannot find him anywhere.
    — He ________ have been off long. I heard him make a call just now.
     [     ]
    A. shouldn't  
    B. can't
    C. mustn't  
    D. needn't

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    — Where is Bob? I cannot find him anywhere.
    — He _____ have been off long. I heard him make a call just now.

    [     ]

    A. shouldn't
    B. can't
    C. mustn't
    D. needn't

    查看答案和解析>>


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