Here are the sentences completed with appropriate relative pronouns:

14. The girl **who** recited the poem is my niece.

15. The Pacific Ocean, **which** might have been crossed by raft during the Stone Age, is the world’s largest ocean.

16. The parents thanked the woman **who** had saved their son.

17. Two men, neither of **whom** I had been before, came into my office.

18. He ate the food **that** no one else wanted.

19. The village **where** I ran out of petrol didn’t have a petrol station.

20. John sold his computer, **which** he no longer needed, to his cousin.

21. The cowboy **who** is wearing a red shirt looks very funny.

22. The volunteers, **whose** enthusiasm was obvious, finished the work quickly.

23. The newspaper to **which** we subscribe is delivered regularly.

24. The job for **which** she has applied is in London.

25. Teddy has two cars, one of **which** is very expensive.