题目内容
【题目】--- Has your wife come back from Africa?
---Yes, but she _____here for only one month before she went on another expedition to Cuba
A. has been B. was C. will be D. would be
【答案】B
【解析】
试题分析:考查时态;句意是:你妻子从非洲回来了吗?--是,但在公司派她去古巴考察之前,她只在这儿呆了一个月,说明在这儿去古巴考察之前,也就是过去时间,故选B项。
考点 : 考查时态
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