题目内容
—Could you tell me______________?
—In the library. He was preparing for his papers when I saw him.
A.where you found Mr. Black B.where did you find Mr. Black C.where you find Mr. Black
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题目内容
—Could you tell me______________?
—In the library. He was preparing for his papers when I saw him.
A.where you found Mr. Black B.where did you find Mr. Black C.where you find Mr. Black