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