B
don't have to = needn't 不需要 問句是must,所以否定用don't have to 來回答.
you must finish your homework first,你必須先完成作業(yè);must,必須(語氣上比較強(qiáng)硬)
B
don't have to = needn't 不需要 問句是must,所以否定用don't have to 來回答.
you must finish your homework first,你必須先完成作業(yè);must,必須(語氣上比較強(qiáng)硬)