定语从句中先行词是reason关系代词怎么用
定语从句reason 为先行词 关系词怎样用 一般需根据该先行词在定从中的作用来定
:(1)在reason作先行词的定语从句中,若从句表原因,一般用why引导定语从句,why可以用for which替换。 (也可以用that代替why,这种用法的that还可省去。)
如The reason why (for which) he has resigned is poor health。他辞职的理由是健康状况不佳。
(2)当reason用作定语从句的宾语时,引导词用that/which,而且that/which可省去。 The reason (that/which) he gave ...全部
定语从句reason 为先行词 关系词怎样用 一般需根据该先行词在定从中的作用来定
:(1)在reason作先行词的定语从句中,若从句表原因,一般用why引导定语从句,why可以用for which替换。
(也可以用that代替why,这种用法的that还可省去。)
如The reason why (for which) he has resigned is poor health。他辞职的理由是健康状况不佳。
(2)当reason用作定语从句的宾语时,引导词用that/which,而且that/which可省去。 The reason (that/which) he gave for being late was that they were held up in a traffic jam。
他给出的迟到原因是由于他们被交通阻塞给耽误了。
(3)注意句型This/That's why… This/That's the reason why…
That's why he did it。
(这是表语从句,不用that代替why)这就是他为什么做这事的原因。
That's the reason why he did it。(可用that代替why,这时that是关系副词)。
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