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    Twenty-three hours has passed after the explosion in the mine, but rescue efforts to recover the missing carried out. A. are still being B. have already been C. are always D. will soon be 【查看更多】

     

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    Twenty-three hours has passed after the explosion in the mine，but rescue efforts to recover the missing ________ carried out．


    1. A.
      are still being
    2. B.
      have already
    3. C.
      are now
    4. D.
      will soon be

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    Twenty-three hours has passed after the explosion in the mine，but rescue efforts to recover the missing ________ carried out．

    A．are still being

    B．have already

    C．are now

    D．will soon be

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