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---The window is dirty. ----I know. It for weeks. A.hasn’t cleaned B.didn’t clea

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---The window is dirty. ----I know. It for weeks. A.hasn’t cleaned B.didn’t clea

---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

 

试题答案

【答案】

D

【解析】

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