don't need和needn't的区别
don't need和needn't的区别在于词形不同。
1、词形不同
need既可用作情态动词,也可用作实义动词。don't need中的need是实义动词,needn't中的need则是情态动词。needn't是情态动词的否定式,don't need是动词的否定式。
2、意思表达不同
don't need是不需要的意思,比较委婉。而needn't是不必。直接拒绝。
3、用法不同
一般情态动词使用用于疑问句,need提前,也可以用于否定句,固定搭配。做实义动词使用的时候必须带有to do,意思是需要某人去做某事。
don't need和needn't双语示例
1、don't need
例句1:Why waste money on clothes you don't need.
为什么浪费钱买你不需要的衣服呢。
例句2:Anybody can use the pool, you don't need to be a member.
任何人都可使用这个游泳池,不必是会员。
例句3:Admittedly, it is rather expensive but you don't need to use much.
它的确很贵,但不需要用得很多。
2、needn't
例句1:He needn't have gone to hospital, but he went just to reassure himself.
他本不必去医院的,去了只是想让自己放心点。
例句2:You needn't talk to anyone if you don't want to.
不想说话的时候,你可以不说。
例句3:Education needn't only be about furthering your career.
受教育并不一定只是要推进一个人的事业。
例句4:We spent a hell of a lot of money that we needn't have spent.
我们花了很多本来不需要花的钱。