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    --- Look out for the door. --- Why? --- Bill the door. A. has painted B. was painting C. has been painting D. painted 【查看更多】

     

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     --- Look out for the door.

       --- Why?

       --- Bill ______ the door.

    A. has painted          B. was painting    

    C. has been painting     D. painted

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    －Look out for the door．

    －Why?

    －Bill ________ the door．

    [　　]
    A．

    has painted

    B．

    was painting

    C．

    has been painting

    D．

    painted

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