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
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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