题目内容
—___________ he ______ the windows yet ?
—Yes, he ___________ a few minutes ago.
A .Has; cleaned; cleaned B. Did;clean; has cleaned
C. Was; cleaning; cleaned D. Has; cleaned; clean
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题目内容
—___________ he ______ the windows yet ?
—Yes, he ___________ a few minutes ago.
A .Has; cleaned; cleaned B. Did;clean; has cleaned
C. Was; cleaning; cleaned D. Has; cleaned; clean