—Hi, Tracy, you look tired. —I am tired. I ______ the living-room all day.A、pain

游客2025-07-26  0

问题 —Hi, Tracy, you look tired. —I am tired. I ______ the living-room all day.

选项 A、painted
B、have been painting
C、had painted
D、have painted

答案 B

解析
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