C. trace D. track 正确答案：
36. It is well known that knowledge is the __ condition for expansion of mind. A. incompatible B. incredible C. indefinite D. indispensable 正确答案：
37. He neither drinks, smokes, _______ eats meat A. not B. or C. nor D. or not 正确答案：
38. A lorry ____ Jane's cat and sped away. A. ran over B. ran into C. ran through D. ran down 正确答案：
39. We _________ to make him feel at home. A. went to our way B. went out of our way C. went away from our way D. went on our way 正确答案：
40. The liquid ________ a strong smell. A. gave off B. gave up C. put off D. sent off 正确答案：
41. I __________ less than fifty yuan for my shoes. A. spent B. cost C. paid
D. rewarded 正确答案：
42. There is __________ here who won’t help you when you find yourself in difficulty. A. somebody B. nobody C. anybody D. everybody
正确答案：
43. I recognized John___he entered the room. A. hardly B. the minute C. no sooner D. at once 正确答案：
44. Six ________ ten people in Beijing have seen the movie Titanic. A. out B. out off C. out of D. out to 正确答案：
45. His remarks left me ______ about his real purpose. A. wondered B. wonder C. to wonder D. wondering 正确答案：
46. The talks were held behind _________ doors. A. closing B. close C. closed D. opened 正确答案：
47. Few people shop at this market, for many of the vegetables here seem to be _______. A. stale B. fresh C. false D. local 正确答案：
48. He was _________ to death. A. announced B. pretended C. sentenced D. punished 正确答案：
49. The fresh air in the mountain would _________ her strength. A. bring forth B. bring back C. returning D. release 正确答案：
50. Many intelligent animals can be trained to understand human speech. A good ________ is
the pet dog. A. style B. rise C. in point
D. case in point 正确答案：