must的否定回答不能用mustn’t,而应用needn’t,原因如下:must的含义:must表示“必须”或“一定”,是一个情态动词。mustn’t的含义:mustn’t是must的否定形式,但它表示的是“禁止”或“不允许”,这与must的原意不符。needn’t的含义:needn’t表示“不需要”...
1.You must get up early.2.You must listen to the teacher carefully.3.You must work hard.4.You must do your homework.5.You must get to school on time.mustn't You mustn't get up late.You mustn't talk in class.You mustn't play football in the street.You mustn't tell...
we must study hard. we musn't waste our time.we must follow the rules of the school. we mustn't break them.we must listen to the teacher carefully.we mustn't talk with each other at class.i must contribute myself to study.i mustn't smoke in the classroom.i must liste...
你必须按时交作业 You must keep the school clean 你必须保持学校整洁 You mustn't talk with others when the teacher says 当老师说话时你不能和别人交谈 You mustn't late for school 你不能迟到 You mustn't throw rubbish everywhere 你不能乱丢垃圾 You mustn't copy others' homework 你...
1、mustn't→must mustn't在陈述句中的意思一般是不允许,禁止,所以他的反义疑问句用must或may 例:You mustn't smoke here,must you?或may you?2、must→needn't 当must在陈述句中作“必须”解时,它的反义疑问句就变成needn't 例:You must go now ,needn't you?用于...