needn't have done和didn't need to do 有什么不同?
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needn't have done和didn't need to do 有什么不同?
动词的分类上,前者的need为情态动词,后者为实意动词.
意思上,前者表示某件事没必要做却已经做了,表示已经做了这件事;而后者只是主语在过去时表示某件事必不必要做,做了没有并不清楚.
意思上,前者表示某件事没必要做却已经做了,表示已经做了这件事;而后者只是主语在过去时表示某件事必不必要做,做了没有并不清楚.
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
Didn't need to do还有 needn't have done的区别
need to do sth,need do sth.needn`t do sth和don`t need有什么不同!
needn't 和 don't need to 有什么不同?
needn't needn't have done 和don't need to 的区别
didn't need to和和need't have done什么区别?
Needn't have done 和needn't do的区别!
needn't have done还是didn't have done
needn't和don't need to有什么区别?haven't和 don't have 有
请问:hadn't done 和hasn't done 和has to do 有什么不同?
有没有didn't have to do ,didn't need to do