46. Make sure all the members of our club arrive on time, _______ there will be little time left for the discussion.

　　A. however B. while

　　C. therefore D. otherwise

　　47. If no evidence could be provided to prove Martin is guilty, he will soon be _______by the Police.

　　A. relieved B. released

　　C. relied D. relayed

　　48. A variety of factors ________to the final resolution of the economic conflicts between the two countries.

　　A. constituted B. attributed

　　C. contributed D. distributed

　　49. Such rude behavior is too much for a fair lady like Miss Davis to ________.

　　A. tolerate B. accuse

　　C. terrify D. account

　　50. Ashley is very showy and she always wants to be the _____ of attention in public.

　　A. subject B. emphasis

　　C. top D. focus

　　51. The troops marched quietly into the village __________ alert the enemies.

　　A. not as to B. so that

　　C. so as not to D. in order to

　　52. Since you are still waiting for the result of the examination, why not find a __________ job?

　　A. long lasting B. easy-going

　　C. temporary D. terminal

　　53. Years of experience in the stock exchange market has made him an ________ stock consultant.

　　A. outstanding B. outbreaking

　　C. outspoken D. outlasting

　　54. You were not listening to what the professor had said and your answer was totally______.

　　A. indirect B. irrelevant

　　C. irresponsible D. indefinite

　　55. The Japanese car, which is more economical, has long been considered a _________ to US car makers.

　　A. competing B. competitive

　　C. competition D. competitor