—Thewindowisdirty.—Iknow.It________forweeks.A.hasn'tcleanedB.didn'

发布时间：2020-08-04 22:36:12

—The window is dirty.—I know. It ________ for weeks.A.hasn't cleanedB.didn't cleanC.wasn't cleanedD.hasn't been cleaned

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D解析语境为，窗户很脏，其原因是一直没做清洁．“一直没做清洁”这一过去的动作对现在造成了dirty的影响，因此用现在完成时．It=the window是动作承受者，就用被动语态．选择D．
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