which,that,who,whose,定语从句的区别?
问题描述：
which,that,who,whose,定语从句的区别?
答
1.who指人,在从句中作主语,不可省略.
2.whose指人也可指物,在从句中作定语,不可省略.
3.that多数指物,有时也可指人,只限用于限制性定语从句,在从句中作主语、宾语.作宾语时可省略.
4.which指物,在从句作主语、宾语,在限制性定语从句中作宾语时可省略.