30. I’m very grateful for your help and hope to do something for you _____ in the future。
A. in exchange B. instead C. in return D. in particular
31. I can _____ you that the animals are well cared for in our zoo, so you needn’t worry about them。
A. suppose B. assume C. assure D. grant
32. The drowning boy made a _____ attempt to catch the rope thrown to him。
A. dangerous B. graceful C. gentle D. desperate
33. If we _____ early tomorrow morning, we will reach the coast before dark。
A. take off B. set off C. set up D. take up
34. A lot of people mistake John for Bill because they _____ each other in appearance too much!
A. weave B. utilize C. reveal D. resemble
35. When there are cordial elations between the two countries, we mean there exists a _____ relationship between them。
A. friendly B. hostile C. fertile D. complicated
36. The patient’s recovery was very encouraging as he could _____ get out of bed without help。
A. only B. almost C. merely D. hardly
37. At the job interview, Mr. Brown gave a good _____ of himself and finally got a job as a salesman。
A. opinion B. idea C. cry D. account
38.As is well known, eating too much fat can _____ heart disease and cause high blood pressure。
A. add to B. attend to C. contribute to D. apply to
39. A club is a place to make frequent _____ with friends。
A. accounts B. attempts C. contents D. contacts
40. _____ 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
41. Scientists say it may be five or six years _____ this medicine is tested on human beings。
A. since B. before C. after D. when
42. 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
43. 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
44. This is only one of the laundries in the district _____ modern equipment。
A. that have B. which have C. that has D. what has
45. Skating can be good for you _____ correctly。
A. though doing B. though done C. if done D. if doing
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