—The window is dirty.
—I know. It ______ for weeks.
A.hasn’t cleanedB.didn’t clean
C.wasn’t cleanedD.hasn’t been cleaned
D
考查時態(tài)語態(tài),因為窗戶是幾個星期沒有被檫了,所以用現(xiàn)在完成時的被動語態(tài),句意是:--窗戶很臟。--我知道。有幾個星期沒有檫了。選D。
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