问题标题:
【Wemustobeytherules,______?是填don'twe还是mustn'twe?】
问题描述:
Wemustobeytherules,______?是填don'twe还是mustn'twe?
陈小惠回答:
都不是,是need‘t.当must表示必须时,反意疑问句的谓语用need’t.
查看更多
Wemustobeytherules,______?是填don'twe还是mustn'twe?