11. The painting_________Ms. Wallace bought was very expensive. A. whom B. whose C. which D. where 12. The homeless people_____story appeared in the paper last week have now found a place to live. A. who B. whom C. that D. whose 13. __________ is your favourite sport, swimming or running. A. What B. Which C. Whom D. Whose 14. Were the Wright brothers the ones __________built the first aeroplane? A. which B. whom C. whose D. that 15. I don't like stories________ have unhappy endings. A. where B. which C. they D. who 16. The periodic table contains all the elements, ________ has a particular atomic weight and atomic number. A. which of each B. each of which C. which each D. each 17. Ansel Adams was a landscape photographer ________ photographs of the western United States show nature on a grand scale. A. whose B. of whom C. of his D. his 18. Jan didn't check she had enough petrol before she left, ________ was careless of her. A. what B. it C. that D. which 19. This is a town ________ many people live. A. in which B. which C. at which D. on which 20. She, ________ is your sister, lives far away. A. which B. who C. whom D. she