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    I was speaking to Tom on the phone about our class outing suddenly we were cut off. A. as B. while C. before D. when 【查看更多】

     

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    I was speaking to Tom on the phone about our class outing ________ suddenly we were cut off．


    1. A.
      as
    2. B.
      while
    3. C.
      before
    4. D.
      when

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    I was speaking to Tom on the phone about our class outing ________ suddenly we were cut off．

    [　　]

    A．as

    B．while

    C．before

    D．when

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