33. _____the obvious differences in size and population, the states of America have many things_____ common.
A. Although; on B. Though; in
C. Despite; in D. Because of; on
34. Scientists say it may be five or six years _____this medicine is tested on human beings.
A. since B. before C. after D. when
35. With larger numbers of graduates than ever before, just having a degree will no longer be enough to make you _____in the crowd.
A. stand up B. stand by C. stand for D. stand out
36. The doctor tried to do an experiment to find out the_____of the medicine on the mice.
A. cause B. result C. reason D. effect
37. This is only one of the laundries in the district modem equipment.
A. that have B. which have C. that has D. what has
38. Skating can be good for you _____ correctly.
A. though doing B. though done C. if done D. if doing
39. By the end of last week 611 people from 49 countries to attend the meeting, with nearly half coming from the United States, Germany and Britain.
A. had registered B. have registered
C. registered D. were registered
40. It was suggested that____big event like the Year of Russia in China should certainly benefit_____relationship between the two countries.
A. a; the B. the; a C. a; / D. the; /
41. Although he knew little about the large amount of work done in the field, he succeeded_____ other more well-informed experimenters failed.
A. as B. unless C. what D. where
42. Having been praised by the teacher, the little girl ran back home, _____.
A. happily and satisfied B. eager and excitedly
C. happy and satisfied D. anxiously and excitedly