whoever和no matter who的区别与用法.

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whoever和no matter who的区别与用法.

whoever和no matter who的区别与用法.
whoever和no matter who的区别与用法.

whoever和no matter who的区别与用法.
no matter who只能引导让步状语从句,且who在从句中充当主语.
状语从句是比较独立的成分,它相当于主句的一个原因状语而已.主句缺少它不太要紧,会依然是一个完整的句子.
此时,no matter who可以换写成whoever
如:I'll always love you no matter who you are.
= I'll always love you whoever you are.
而whoever除了和no matter who这一样的用法之外,还可以引导名词性从句.
no matter who没有此种用法,不能代用whoever.
而名词性从句不是独立成分,它充当主句中某一个不可缺少的成分,比如主语/宾语/表语等.
如果主句缺少名词性从句,则主句不完整.
再如:I'll give it to whoever needs it.
句中whoever needs it充当主句中介词to的宾语,不能缺少.
whoever引导名词性从句时,有两大特点:
1.whoever中含有的who在其引导的从句中也必须充当成分,一般是句子主语.
如例句中的whoever在从句中就充当主语,即needs it的主语.
2.whoever既在名词性从句中充当成分,且其引导的从句并不指代一件事情,而是指代“...的人”.
3.whoever此时可以换写成anybody who,将名词性从句转换成定语从句,这样更容易理解.
如:I’ll give it to (whoever needs it).
= I'll give it to (anybody who) needs it.
= I'll give it to anybody (who needs it).

whoever 可以引导名词性从句和让步状语从句。
no matter who 只引导让步状语从句,这时可以与whoever 互换。