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    –Is the manager in? --Sorry, he is out. But he will be back three o’clock. A. in B. on C. until D. before 【查看更多】

     

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    --Is the manager in?

    --Sorry, he is out. But he will be back ________ three o'clock.


    1. A.
      in
    2. B.
      on
    3. C.
      until
    4. D.
      before

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