you mustn't always assume that..

Well,you mustn't worry about that.此句为何用mustn't? You mustn't drink that bottle of milk.改为祈使句. you mustn't speak to that old man---------- this way. 英语翻译If you can hear this don't assume that I'm talking to yo You _____do that,if you don't want to.a.mustn't b.needn't c. jake,i warn you什么 that you mustn`t do that again. 用 you mustn't 写六条班规 "you mustn't go today" You mustn't is silly. That must have cost you much money,___it?A.mustn't B.haven't 英语智力题You mustn't do that!(Don't play hard!)Our class will (s Never assume,always ask!