Must 提问一定用 needn`t

Must 提问一定用 needn`t must 提问 ,否定回答 是用 mustn't 还是 needn't? 用must提问,否定回答除了用NO,you needn't 还可以用什么 mnst提问,否定回答是用needn't还是用mustn't啊比如：Must he stay in bed?否定回答应为:no,he mustn't.还是 no,he needn't. Must we hand in our homework now?No,you needn't.解释一下为什么要用needn't. 为什么must的否定式要用can’t或者needn’t?may要用can’t 用MUST之类的情态动词提问肯定否定的回答该怎样写?就像是用MUST提问肯定就用MUST 否定就用NEEDN'T...麻烦再帮我写多几个,比如说用MAY提问肯定/否定的回答..CAN提问...SHALL/WILL提问等... 关于must的否定回答,什么时候用mustn't?什么时候用needn`t? 回答must的否定句什么时候用mustn't什么时候用needn't? You must finish your home work改否定句应该用mustn't还是needn't He must leave early否定句mustn't还是用needn't 用must,can,can't,needn't,has to,have to,had to,will,造句 一道题_____I finish my homework today?No,you needn't.A.CanB.MayC.MustD.Need请问选C还是D如果选C,那么need提问怎么回答?还有用must提问时回答如果用否定是用needn't还是don't have to must肯定句变否定句如何变must肯定句变否定句用mustn't还是needn't 一道关于must的英语选择题—Must I get there at 6 a.m?.—No,you_______.A.can't B.shouldn't C.mustn't D.don't have to我知道用must提问否定回答是'No,you needn't.'可是这里没有啊!难道选D?求高手指点! 用may提问,否定回答mustn't是还是needn't? She must……She needn't……反义疑问句用什么? must,need,mustn't,needn't的用法?