Itremains        whethertheoperationwassuccessful.   A...

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问题详情:

 Itremains        whethertheoperationwassuccessful.   A...

 It remains         whether the operation was successful.

    A.  seeing     B.  seen            C. to see        D.  to be seen

【回答】

 D

知识点:固定句型

题型:选择题

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