题目内容
【题目】—Must I clean the classroom now? —No, you_______.
A.mustn't
B.can't
C.needn't
【答案】C
【解析】句意：--我必须现在把教室打扫干净吗？--不，你不必。must I do …?的否定回答是No, you needn't 或者 No , you don't have to 。根据是否定回答，故选C。
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题目内容
【题目】—Must I clean the classroom now? —No, you_______.
A.mustn't
B.can't
C.needn't
【答案】C
【解析】句意：--我必须现在把教室打扫干净吗？--不，你不必。must I do …?的否定回答是No, you needn't 或者 No , you don't have to 。根据是否定回答，故选C。