4. The woman who lived here before us is a pianist.

5. Ann, who lives next door, is very friendly.

6. The teacher who taught in our school last year is very nice.

7. The woman who works in the factory is Lan's mother.

8. The little girl who sat next to me on the coach ate sweets the whole way.

9. The postcard was from Jane which came this morning.

10. Tulips computers which are made in Holland are very good.

11. The new stadium will be opened next month which can hold 90000 people. 

12. The picture which is painted by Mary is being shown in an exhibition. 

13. Rice is grown in many country which is staple food throughout much of the world.

14. Mrs. Quyen, who does volunteer work at tje hospital, is a retired teacher.

15. The cold weather swept from the north which damaged the fruit crop.

16. We stayed at The Grand Hotel which Ann recommended to us.

17. The trousers which I bought yesterday are too small for me.

18. Trinh Cong Son composed songs which are greatly liked by millions of Vietnamese people.

19. On New Year's Day, children like wearing clothes which are new and comfortable. 

20. Tom is the boy, who is good at learning languages. 

21. Silent Night is a song, which is sung on Christmas Eve.

22. I have got a friend who prefers wearing traditional customes on important occasions.

23. The visitors who come to London can see a lot of beautiful parks.