◎ 题干
— Did you go to the open-air concert?
— No. We ____. but we spent too much time shopping.

[     ]

A. could have gone
B. must have gone
C. can't have gone
D. shouldn't have gone
◎ 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“—Did you go to the open-air concert?— No. We ____. but we spent too much time shopping. [ ]A. could have gone B. must have gone C. can't have gone D. sh…”主要考查了你对  【情态动词】【虚拟语气】  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。