“we needn't have said that,”he answered.为什么句中said不用原型,之前不是有情态动词nees吗.

Since we have enough money ,we ( ) more.该填needn't还是 don't need?为什么? You-------miss the lesson ,though we --------------have it on Thursday.A mustn't;needn't B needn't;mustn't C mustn't;mustn't D needn't;needn't You needn't have bought so many apples since we have had plenty of them帮忙翻译下, You _____ again, but since you are here, i think we should let you have another tryA.needn't comeB.shouldn't comeC.needn't have comeD.couldn't have come选哪个?为什么? Still,she needn't have run away. 区别shouldn't have done 和 needn't have done You _________hurry,we still have some time.A.don't need B.needn't to C.need to D.don't have to needn't have done还是didn't have doneAs it turned out to be a small house party,we ______ so formally.A.needn't dress up B.didn't have to dress up C.might not have dressed up D.needn't have dressed up选什么啊,why why,还有as it turned out to b couldn't don't have to needn't的区别 needn't needn't have done 和don't need to 的区别 we ___ for her beause she never came.A needn't wait B shouldn't have waited C mustn't wait D mustn'tA为什么不对,这时needn't后跟动词原形跟came是过去式 也没关系? We ________much sleep.(don't need,needn't) [ ] must we finish the exercise today no ,you { }A mustn'tB don't haveC don't have toD needn't to并说明原因 as it turned out to be a small house party,we ______ so formally.A.needn't dress upB.shouldn't dress upC.were not necessary to dress upD.needn't have dressed up 为什么不选c There was plenty of time.She _____ A.needn't hurryB.needn't have hurried 选啥 Do you have to buy this hat?No,i needn't necessary为什么填needn't 英语翻译1、Eperts have been warning for some time of the health risks caused by passive smoking.2、When we got to the cinema,the film hasn't started yet,so we_____A、needn't hurry B、didn't need hurry C、needn't to hurry D、needn't have hur （1）we mustn't buy things we （don't need）和No,I （needn't ）这两个可以互换吗?为什么.（2）she didn't have to find them .They found her 这里的didn't have to 和needn't have 互换吧.那这句话的言外之意是什么.是她