21. Computers must be of great use to ____ doing the scientific research.

　　 A. these　　　　　　　　　　　　　　　　 B. whoever　　　　　　 C. those　　　　　　　　　　　　　　　 D. whomever

20. My grandparents used to live in ____ is now part of Shanghai.

　　 A. which　　　　　　 B. what　 　　　　　　 C. where　　 D. that

19. - What about the price of these washing machines?

　　 - They are equal in price to, if not cheaper than, ____ at the other shops in the street.

　　 A. others　　　　　　 B. it　　　　　　　　　 　 C. that　　　　　 D. the ones

18. Are the products of Taiwan____?

　　 A. somewhat like Japan　　　

　　　　 B. something like Japan

　　 C. somewhat like that of Japan

　　 D. somewhat like those of Japan

17. The public expressed ____ concern about the accident.

　　 A. its　　　　　 B. their　　　　　　 C. her　　　　　　　　 D. his

16. ____ will make a trip around the world during the coming year.

　　 A. The Blacks　　　　　　　　　　　 B. The Blacks’　　　　　 C. The Black　　　　　　　　　　　　 D. Blacks

15. He cares so little about his meals that ____ will do so long as it fills his stomach.

　　 A. anything　　　　　　　　　　　　　 B. everything　　　　　 C. nothing　　　　　　　　　　　　　　　 D. something

14. I want to know ____: Has Mr Jones been here the whole morning?

　　 A. it　　　　　　 B. one　　　　　　　 C. that　　　　　　　 D. this

13. To some life is pleasure, but to ____ it is suffering.

　　 A. the others　　　　　　　　　　　　 B. others　　　　　 C. other ones　　　　　　　　　　 D. those

12. He left ____ with my secretary that he would call again in the afternoon. He said he would keep____.

　　 A. words; his words　　　　　　 B. word; his word　　　　　　

　　 C. word; word　　　　　　　　　　　 　 D. the word; his word