1/ The woman who is my friend's mother is reading books.

2/ That's the tiger that was caught in the forest.

3/ The flowers which I bought for my sister were roses.

4/ Do you know the boy who sat next to me at the dinner party?

5/ The new typewriter which I bought cost me a lot of money.

6/ The man whom you met at the party last night is a famous actor.

7/ The teacher punished the student who was naughty.

8/ The policeman asked me for directions which confused me a little. 

9/ The car which Mr Green was driving was very modern.

10/ The doctor who examined the sick child, was very gentle.