Combine each pair of sentences using the appropriate relative pronoun (who, whom, whose, which, that).
1. The man is a doctor. He lives next door.
2. The book is on the table. It is mine.
3. She has a friend. Her brother is a famous singer.
4. I met a girl. She can speak six languages.
5. The car is expensive. John bought it yesterday.
6. The woman is very kind. She helped me find my way.
7. The house is old. It was built in 1900.
8. The teacher is very strict. We all respect him.
9. The shoes are comfortable. I bought them last week.
10. The dog is very friendly. It belongs to my neighbor.
11. The movie was boring. We watched it last night.
12. The cat has blue eyes. It is sitting on the roof.
13. I know a man. His son is a famous actor.
14. The cake was delicious. My mother made it.
15. The river is polluted. It flows through the city.
16. The student is very intelligent. He got the highest score.
17. The painting was stolen. It was worth a million dollars.
18. The woman is a lawyer. Her office is downtown.
19. The park is beautiful. We went there yesterday.
20. The laptop is broken. I need it for work.
21. The boy is playing in the yard. He is my brother.
22. The novel was interesting. She recommended it to me.
23. The athlete won the race. She trained very hard.
24. The flowers are blooming. They are in the garden.
25. The artist is famous. His paintings are in the museum.
26. The restaurant is closed. We used to eat there.
27. The dress is elegant. She wore it to the party.
28. The teacher is absent. Her students are worried.
29. The mountain is tall. We climbed it last summer.
30. The chef is talented. His dishes are always delicious.