急,一个英语问题 Every time he tries to break a record,he reaches a point [ ]he feels he canno...

问题描述:

急,一个英语问题 Every time he tries to break a record,he reaches a point [ ]he feels he canno...
急,一个英语问题 Every time he tries to break a record,he reaches a point [ ]he feels he cannot physically do any more.句中为什么只能填where理解为定语从句,而不能填that把它理解成同位语从句?

只能是一些表达思想,语言,文字之类的词才适用于做同位语从句的中心词.
如:
fact事实 news新闻 idea想法advice建议 decision决定
其实正常说话,书写并没有这么多条条框框,只是他就是揪住了这点这么考.