题目内容：

whom与who在定语从句中用法的区别

优质解答

whom和who在定语从句中都是作关系词,修饰主句中的先行词,如果在从句中做宾语,就用whom或who.比如:
He is the man whom/who I talk to.
如果是在从句中作主语就只能用who.比如:
He is the man who has an English book.