11. He arrived with a friend __who____ waited outside in the car.

12. The man ___whose___ mobile was ringing did not know what to do.

13. The car ____which__ the robbers escaped in was a BMW.

14. The woman ___whose___ daughter was crying tried to calm her down.

15. The postman ___who___ works in the village is very old.

16. The family ___whose___ car was stolen last week is the Smiths.

17. The cowboy ____who__ is wearing a red shirt looks very funny.

18. A bus is a big car ___which___ carries lots of people.

19. The volunteers, ___whose___ enthusiasm was obvious, finished the work quickly.

20. Children __who____ like music are often good at mathematics.

21. The engineers ___who___ designed the building received an award.