Question

--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

Answer 1

B

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。