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    精英家教网 > 高中英语 > 题目详情
    --- Have you finished the report?
    　--- No. I ______ it all this week.
    A．will do B．had done
    C．have done D．have been doing
    D
    现在完成进行时可用于表示动作或状态从过去某一时间开始，一直持续到现在，有可能继续延续下去，也可能刚刚结束。本题使用现在完成进行时强调了动作的持续性和未完成性。
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