needn't do 和dont need to do希望得到详细的语法解答!题目是这样的：We need some cakes for picnic.划线提问some cakes______ _______ we need for picnic?2根横线填什么?what food?还是 which food?还是 what do?然后把题目

needn't do和don't need to do有啥区别 Needn't + do还是+ to do Needn't have done 和needn't do的区别!请告诉我具体的意思.还有,needn't do可以用在虚拟语气中吗?Needn't have done 一定要用在过去时态中吗? don't have to do sth 是否等于don't need to do sth 和needn't do sth needn't have done和didn't need to do 有什么不同? didn't need to do 与needn't have done 的区别和相同点 needn't do 和dont need to do希望得到详细的语法解答!题目是这样的：We need some cakes for picnic.划线提问some cakes______ _______ we need for picnic?2根横线填什么?what food?还是 which food?还是 what do?然后把题目 You needn't do it.同义句 do not need 和needn't有什么区别啊?怎么个用法阿 have to,must,do not need,needn't的区别用法和区别 they needn′t to do sth 还是 they needn′t do sth? 情态动词need 、dare和实义动词need to do,dare to do怎么区分啊,什么时候要用情态动词什么守候用实义动you needn'thave waken me up so early,这题照你这么说主语是人那不是要用nee to do，但答案不用这个 是He needs to do homework还是He needs to do homework?need do 与need to do的区别,needn't do 和needn't to do 的区别,详细～! Is everything________we need to_______?Yes.You needn't worry about it.A.which;has done B.which；doingC.that；has done D.that;done为什么这题选择D?A或者C哪里错了?题目应该改为：Is everything________we need to do _______?Yes.You nee needn't 后面加to do 还是 do? Do you have to buy this hat?No,i needn't necessary为什么填needn't We ________ the room for your party,Amy.A.need cleaned B.needn't to ciean C.don't need to clean选哪个,同时说出原因,needn't to do和don't need to do 有什么区别. Thanks.You ______ it.I could manage it myself A.needn’t doB.needn’t have done C.mus...Thanks.You ______ it.I could manage it myself A.needn’t doB.needn’t have done C.mustn’t do D.shouldn’t have done中B和D有什么区别?Catherine,I have