题目内容
--The window is dirty.
--I know. It ________ for weeks.
[ ]
A.hasn't cleaned
B.didn't clean
C.wasn't cleaned
D.hasn't been cleaned
答案:D
解析:
解析:
|
根据时间状语“ for weeks”可确定用现在完成时,表示(到现在为止)已经有好几周没有擦窗户了。 |
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