◎ 题干
—What's wrong with your coat?
—Just now when I wanted to get off the bus, the man next to me _________ on it.
[     ]
A. is sitting
B. had sat
C. sits
D. was sitting
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—What's wrong with your coat?—Just now when I wanted to get off the bus, the man next to me _________ on it. [ ]A. is sitting B. had sat C. sits D. was si…”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。