◎ 题干
— May we leave the classroom now?
— No, you _______. You _______ to leave until the bell rings.
A.mustn’t; are allowed B.can’t; aren’t allowed
C.don’t have to; are allowed D.needn’t; aren’t allowed
◎ 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“— May we leave the classroom now?— No, you _______. You _______ to leave until the bell rings.A.mustn’t; are allowed B.can’t; aren’t allowedC.don’t have…”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。