whether的用法

2025-02-26 16:27:13
推荐回答(1个)
回答1:

whether的用法:

1、conj.(表示迟疑或两个可能性之间的选择)是否 

常用于ask,doubt,know,wonder等动词后(引导名词性从句)。

He seemed undecided whether to go or stay.

他似乎还没有决定去留。

2、conj.(表示两种情况都真实)是?(还是),或者?(或者),不管?(还是)

whether...or not(与or not连用,固定搭配,引导状语从句)。

You are entitled to a free gift whether you accept our offer of insurance or not.

无论你接不接受我们的保险提议,你都可以免费得到一份礼物。

3、pron.其中的哪一个

Whether of them is the worse? 

他们其中的哪一个更坏?

4、【古】(两个中的)哪一个,任一个

现已不常使用

5、n.可能的选择

Whether all the whys and whethers of the matter.

考虑事情的所有原因和可能作的选择。

扩展资料

if、whether辨析

1、whether和if都可以表示“是否”,引导宾语从句。

You may wonder whether/if it is true. 

你可能想知道它是否是真的。

2、当引导的从句中出现or not时,通常用whether,而不用if

I'm wondering whether you will come to my party or not tomorrow. 

我想知道你明天是否来参加我的聚会。

3、to+动词的结构(即动词不定式)前只能用whether

Have you decided whether to accept the offer yet?

你决定好是否接受那个报价了吗?

4、介词prep.后只能用whether

We're discussing the problem of whether to accept the offer.

我们正在讨论关于是否接受报价的问题。

5、当宾语从句提到句首表示强调时,只能用whether引导,不能用if 

Whether he will come I am not sure.

他是不是来我拿不准。

6、只能用whether引导主语、表语或同位语从句,不可用if

It was a question whether the girl should get married.

这个女孩是否应该结婚曾是个问题。

参考资料来源:百度百科-whether

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