题目内容
-Hi, Tracy, you look tired.
-I am tired. I ________ the room all day.
[ ]
A.pained
B.have been painting
C.have been painted
D.have painted
答案:B
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题目内容
-Hi, Tracy, you look tired.
-I am tired. I ________ the room all day.
[ ]
A.pained
B.have been painting
C.have been painted
D.have painted