问题

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

正确答案是：

同类题型

The Obama government has reformed on tax system.What people doubt is ______ it will do them any good．

In an interview, he told us that he is always happy to _____ new foreign students.

The company wants to _______ a school for the poor children.

73 All remarks should be addressed tothe

He made a lot of mistakes carelessness.