题目内容
【题目】—Hi, Tracy, you look tired.
—I'm tired. I __________ the living room all day.
A. painted
B. had painted
C. have been painting
D. have painted
【答案】C
【解析】考查现在完成进行时表示过去一段时间内一直进行的动作。句意:——Tracy你看上去很累。——是的,我一整天都在粉刷客厅。
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