精英家教網 > 初中英語 > 題目詳情
—What’s your mother__________ now？
—She’s __________ our house.
A．doing, clean B．do; clean
C．does; cleans D．doing; cleaning
D

試題分析：句意：——現在你的母親正在干什么？——她正在打掃我們的房間。有時間副詞now來修飾，此處用現在進行時，故選D。
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