◎ 题干
-- Excuse me, sir, smoking          in the gas station.
-- Oh, I'm really sorry.
A. doesn't allow                B. isn't allowed             C. aren't allowed
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“-- Excuse me, sir, smoking in the gas station.-- Oh, I'm really sorry.A. doesn't allow B. isn't allowed C. aren't allowed…”主要考查了你对  【被动语态】  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。