Question

—Hi, Tracy, you look tired.

—I am tired. I________the living room all day.

A. painted 　　　　　　　　　　　　　　　　　　    B. had painted

C. have been painting 　　　　　　　　　　    D. have painted

 

Answer 1

答案：C
提示：

一直在做某事，现在完成进行时。