--Hi Tracy you look tired.--I am tired. I the living-room all day.A. paintedB. have been

问题补充：

--Hi, Tracy, you look tired.

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

A. painted

B. have been painting

C. had painted

D. have painted

答案：

A. painted

(答案→)B. have been painting

C. had painted

D. have painted

解析：本题是对动词时态的考查。解此题的关键是抓住答语中的aⅡday，而D项只表示动作已经完成，没有强调一直做。