用who,whom,which或that把以下每对句子改写成一句话

题目

用who,whom,which或that把以下每对句子改写成一句话
It is the kitten.I found it under the table.
This is the film.I told you about it yesterday.
This is the radio.He bought it in that shop.
He is the man.I saw him in the street this morning.
This is the person.He can help you with your study.

答案

it's the kitten that I found under the tableThis is the film about which I told you yesterdayThis is the radio that/which he bought in that shopHe is the man whom I saw in the street this morningThis ...