—Hi Tracy you look tired.—I’m tried. I the living room all day.A. paintedB. had paint

问题补充：

—Hi , Tracy , you look tired.—I’m tried. I the living room all day.

A. painted

B. had painted

C. have been painting

D. have painted

答案：

A. painted

B. had painted

(答案→)C. have been painting

D. have painted

解析：考查时态。现在完成进行时是从过去某一动作开始一直持续到现在，可能还要持续下去，句意：我一整天在粉刷起居室。根据语义不知道有没有完成也可能持续下去，故选C。