1.It is the kitten which/that I found under the table.
2.This is the film which/that I told you about yesterday.
3.This is the radio which/that he bought in that shop.
4.He is the man whom I saw in the street this morning.
5.This is the person who can help you with your study.
很高兴为你解答!
请及时采纳哦!多谢你的问题!