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

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