练习册

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    ---Why! I get you on the phone. --- We basketball on the playground when you phoned. A. didn’t; must have been playing B. didn’t; must be playing C. couldn’t; must have played D. couldn’t; must be playing 【查看更多】

     

    题目列表(包括答案和解析)

    — Why! I _____ get you on the phone.

    — We ______ basketball on the playground when you phoned.

    A. didn't; must be playing

    B. couldn't; must be playing

    C. couldn't; must have played

    D. didn't; must have been playing

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    --- Why! I ________ get you on the phone.

    --- We ________ basketball on the playground when you phoned.


    1. A.
      didn't; must be playing
    2. B.
      couldn't; must be playing
    3. C.
      couldn't; must have played
    4. D.
      didn't; must have been playing

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    30. —Why! I ____ get you on the phone.

    — We ______ basketball on the playground when you phoned.

    A. didn’t; must have been playing              B. didn’t; must be playing

    C. couldn’t; must have played                     D. couldn’t; must be playing

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    --- Why! I ________ get you on the phone.

    --- We ________ basketball on the playground when you phoned.

    [　　]

    A．didn't; must be playing

    B．couldn't; must be playing

    C．couldn't; must have played

    D．didn't; must have been playing

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    —Why! I ____ get you on the phone．

    — We ______ basketball on the playground when you phoned．

    A．didn’t; must have been playing                     B．didn’t; must be playing

    C．couldn’t; must have played                          D．couldn’t; must be playing

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