-Must...-Yes,you must(No,you needn't/you don't have to)1、在回答must开头的一般疑问句时,肯定回答用must,否定回答用needn't或don't have to.如：1)—Must I finish my homework before eight o'clock?—Yes,you ...thinks~如果你认可我的回答，请及时点击【采纳为满意回答】按钮~~手机提问者在客户端右上角评价点【满意】即可。~你的采纳是我前进的动力~~O(∩_∩)O，记得好评和采纳，互相帮助