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--Hi.Tracy.you look tired. --I am tired.I the living room all day. [ ] A.painted

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--Hi.Tracy.you look tired. --I am tired.I the living room all day. [ ] A.painted

--Hi,Tracy,you look tired.

--I am tired.I ________ the living room all day.

[]

A.paintedB.had paintedC.have been paintingD.have painted

试题答案

答案:C

提示:

现在完成进行时表示动作从过去某一时间开始,一直持续到现在.