◎ 题干
—How long _________ in Shanghai?      
—For just the weekend. I was back after the meeting was over.
[     ]
A. did you stay
B. have you stayed
C. were you staying
D. are you staying
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—How long _________ in Shanghai? —For just the weekend. I was back after the meeting was over.[ ]A. did you stayB. have you stayedC. were you stayingD. ar…”主要考查了你对  【一般过去时】  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。