题目内容
—May we leave the classroom now? —No, you ____. You ______to leave until the bell rings.
A. needn’t; aren’t allowed B. may not; are allowed
C. mustn’t; aren’t allowed D. can’t; are allowed
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题目内容
—May we leave the classroom now? —No, you ____. You ______to leave until the bell rings.
A. needn’t; aren’t allowed B. may not; are allowed
C. mustn’t; aren’t allowed D. can’t; are allowed