—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
网友回答
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。