--Hi,Tom,you look tired.--I am tired.I_the living room all day.A.painted B.had painted C.have painted D.have been painting

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--Hi,Tom,you look tired.--I am tired.I_the living room all day.
A.painted B.had painted C.have painted D.have been painting

D.have been painting
现在完成进行时
表示一早开始刷刷到现在,还会继续刷下去