---The window is dirty.---I know. It ______ for ages and I’m considering giving

题干

---The window is dirty.
---I know. It ______ for ages and I’m considering giving the task to our children.

A．hasn’t cleaned	B．hasn’t been cleaned
C．wasn’t cleaned	D．didn’t clean

上一题下一题 0.85难度单项选择更新时间:2013-05-25 06:55:16

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