定语从句的几个练习,

题目

定语从句的几个练习,
He is the man.I invited him to the party.
He is the man who(whom) I invited to the party.
These are the things.I bought them yesterday.
These are the things which I bought yesterday.
He is the man.He came here last week.
He is the man who came here last week.
She is the woman.She looked after you.
She is the woman who looked after you.

答案

非常正确.
不过后面三个也可以全部是that.that指人也可以指物