21. The Bushmen are _______ hunters even though their weapons are primitive.
A. favorite B. original C. sufficient D. expert

22. Before he left the White House, the president made a _______ speech.
A. quarrel B. symbol C. automobile D. farewell

23. The local government has begun a _______ in this city to cut down the traffic accidents.
A. protest B. punishment C. protection D. project

24. It is highly _______ that he come here tomorrow to join us.
A. desirable B. doubtful C. good D. wanted

25. A new idea began to _______ from his mind when he was on his way back home.
A. emerge B. output C. starve D. tend

26. If you just stay in this city for few days, we can give you a _______ library card and you can still make use of the books in the city library.
A. terminal B. temporary C. regular D. chamber

27. When you buy anything expensive, never forget to ask for the _______ from the shop.
A. render B. trust C. receipt D. tale

28. These programs are designed for those young people who want to _______ higher education but do not have enough time to go to university.
A. insure B. purse C. purchase D. pursue

29. In order to write his paper, he borrowed a lot of _______ books from the school library.
A. implication B. reference C. sample D. saucer

30. When he opened the door, he used too much force and _______ the key.
A. trailed B. varied C. twisted D. wicked

31. When heated, water changes into _______.
A. solid B. vapor C. liquid D. air

32. What she achieved in her research might _______ what she had been expecting.
A. exceed B. exclaim C. excess D. extend

33. It is _______ to anyone here that the department chairman has refused to support the new project.
A. factor B. false C. evident D. elastic

34. He _______ his father in appearance but not in height.
A. repeats B. looks C. resembles D. likes

35. Both O.J. Simpson and Jim Brown have been ______ as the greatest players in the history of football.
A. ranked B. recorded C. stocked D. stripped

36. The airplane took off soon. It was like being on an old train ______ from side to side and going faster and faster.
A. surrounding B. foregoing C. swaying D. frowning

37. This is a poem about _______ life in the American West.
A. bay B. chamber C. frank D. dozen

38. What they produced has no any _______ value. But it is very useful to their research.
A. filter B. fold C. partial D. commercial

39. When talking about Chinese culture, people often _______ its origin with the Yellow River.
A. worship B. vain C. reveal D. associate

40. As a chairman for nearly ten years, Professor Smith has never _______ to anything dishonest.
A. beard B. attached C. granted D. kept