Penjelasan:

1. The dress which I liked the best was too expensive.

2. Fred lives in the house where he grew up.

3. The program which we listened to wasn't very good.

4. Have you seen the house that is being built next door?

5. The flowers whose petals are pink are my favorites.

6. She is the old lady whose purse was lost.

7. The car that John bought is new.

8. That girl who wears red jeans is my cousin.

9. That girl whom Fred was talking about is standing over there.

10. The man whose wife you met teaches at that university.

11. Is the river that flows through that town nearby?

12. The letter that came in the mail is from my aunt.

13. He said the first thing that occurred to him was to call a taxi.

14. I admire the man who tries to maintain high ideals.

15. Who did the men speak to yesterday morning?

16. When did the men speak to you yesterday morning?