题目内容
--- I’m sure Andrew will win the first prize in the final.
--- I think so. He ____ for months.
A. is preparing B. was preparing
C. has been preparing D. had been preparing
【答案】
C
【解析】略
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题目内容
--- I’m sure Andrew will win the first prize in the final.
--- I think so. He ____ for months.
A. is preparing B. was preparing
C. has been preparing D. had been preparing
C
【解析】略