◎ 题干
Unfortunately when we arrived she _____, so we only had time for a few words.

A. just left
B. has just left
C. was just leaving
D. had just left
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Unfortunately when we arrived she _____, so we only had time for a few words. [ ]A. just left B. has just left C. was just leaving D. had just left …”主要考查了你对  【过去进行时】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。