早教吧 育儿知识 作业答案 考试题库 百科 知识分享

—Hi,Tracy,youlooktired.—Iamtired.Ithelivingroomallday.[]A.paintedB.hadpaintedC.havebeenpaintingD.havepainted

题目详情
— 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
▼优质解答
答案和解析
C