— The window must have taken you quite a lot of time that day. — Right. They____ for weeks.A.haven’t

题目简介

— The window must have taken you quite a lot of time that day. — Right. They____ for weeks.A.haven’t

题目详情

— The window must have taken you quite a lot of time that day.
— Right. They____ for weeks.
A.haven’t been cleaned B.hadn’t been cleaned
C.didn’t cleanD.haven’t cleaned
题型:单选题难度:中档来源:不详

答案

B
考查时态。句意:那天擦窗户一定花了你很长时间吧。是的,他们已经好几周没擦了。must have taken表示的是对去事情肯定的推测,在这之前发生的动作应用过去完成时态。所以选B。

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