◎ 题干
–There is _______ on using mobile phones at the gas station.
--Do you mean talking on the mobile phone ________ at the gas station?
A.a ban; is bannedB.ban; bannedC.a ban; bannedD.ban; is banned
◎ 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“–There is _______ on using mobile phones at the gas station. --Do you mean talking on the mobile phone ________ at the gas station?A.a ban; is bannedB.ban; b…”主要考查了你对  【可数名词及其单复数】【动名词】【表语从句】【缩写与简写】  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。