定语从句中什么时候只能用who
问题描述：
定语从句中什么时候只能用who
我在教学中发现有的语法书中说到在there be开头的句中只能用who,但是有的却说只能用that,我自己不是很清楚,但是也不能误人子弟,求比较权威的说法解释!
答
在以下六种情况下多用who ：①关系代词在从句中做主语 A friend who helps you in time of need is a real friend .②先行词为those ,people 时 Those who were either fools or unfit for their offices could not ...