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一个定语从句语法问题.

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/10/04 04:41:58
一个定语从句语法问题.
在非限制定语从句中,什么时候用of which,one of which ,some of which ,名词+of which,many of?
比如:His father is an advanced worker,which makes him very proud.
Our country has many islands,of which Taiwan is the biggest.
The book,the cover of which is broken,is not mine.
我怎么才能知道用哪个形式?比如第3句,我可能想不到在which前面加of,要我写的话,我就直接用which了,是有什么关系还是语法?什么时候+of?
其实也很简单,关系代词which一定是指代前面的某个先行词对吧?那么,你把先行词还原到代词的位置就知道用哪个介词了.
比如Our country has many islands,of which Taiwan is the biggest.把先行词还原到从句中就是:Taiwan is the biggest of many islands,当然就用of了.
再比如第三句中,还原后就是:the cover of the book is broken.你总不能说the cover with/on/...of the book吧,所以就只能用of了.
再比如:He has to sons,both of whom are teachers.
还原后从句就是:both of the sons are teachers.用whom代替了the sons.