大学英语一词汇
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Unit 21. Under the present system, state enterprises must _____all profits to the government.A. turn downB. turn upC. turn out D turn in2. There is much I enjoy about the changing seasons, but my favorite time is the ____from fall to winter.A. transmissionB. transformationC. transitionD. transfer3. He ____the business when he was 60.A. retires fromB. retired fromC. retires toD. retired to4. During their first teacher training year, the students often visited local school for the ____of lessons.A. observationB. investigationC. inspectionD. examination5. While a full understanding of what causes the disease may be several years away,_____leading to a successful treatment could come much sooner .A. a distinctionB. a breakthroughC. an identificationD. an interpretation6. Experts have _____with some effective measures to prevent the disease from spreading.A. caught upB. put upC. come up D kept up7. Writing is a slow process, requiring ____thought, time and effort.A. significantB. considerableC. greatD. numerous8. These bright students have ____her enthusiasm for teaching.A. sparkedB. displayedC. fascinatedD. convinced9. It is _____ that his theory of relativity revolutionized science.A. accurateB. preciseC. evidentD. mature10. Albert Einstein’s intellect was stirred by the____force that guided the compass needle.A. passionateB. curiousC. holyD. invisible11.The corrupt mayor was finally _____ by the people.A. unseatedB. trappedC. releasedD. split12. The _____end of human acts is happiness in the sense of living wellA. originalB. ultimateC. pressingD. vital13. Most of the conflicts between parents and children stem from a _____misunderstanding as to what the child is capable of at any given age.A. obviousB. constantC. indispensableD. basic14. The film star didn’t like the media _____into his past.A. probingB. gettingC. breakingD. coming15. Children who are over-protected by their parents may become ________.A) hurt B) damaged C) spoiled D) harmed16. I find this treatment very ________ to my health.A) advisable B) invaluable C) beneficial D) worthy17. You’d better let me know as soon as there is a(n)____position in in the branchoffice.A. emptyB. vacuumC. hollowD. vacant18. The company is facing a ______challenge in the next round of competition in theworld market.A. flexibleB. consistentC. firmD. stiff19. A control over the population is _____to the sustainable development of China.A. decisiveB. crucialC. efficientD. offensive20. We take our skin for granted until it is burned ________ repair.A) beyond B) for C) without D) under21. The computer revolution may well change society as ______ as did the Industrial Revolution.A) certainly B) insignificantly C) fundamentally D) comparatively22. A lot of ants are always invading my kitchen. They are a thorough ________.A) nuisance B) trouble C) worry D) anxiety23. As we can no longer wait for the delivery of our order, we have to ________ it.A) postpone B) refuse C) delay D) cancel24. Young people are not ________ to stand and look at works of art; they want artthey can participate in.A) conservative B) content C) confident D) generous25. Most broadcasters maintain that TV has been unfairly criticized and argue that thepower of the medium is ________.A) granted B) implied C) exaggerated D) remedied26. The clothes a person wears may express his ________ or social position.A) curiosity B) status C) determination D) significance27. By law, when one makes a large purchase, he should have ________ opportunityto change his mind.A) accurate B) urgent C) excessive D) adequate28. The early pioneers had to ________ many hardships to settle on the new land.A) go along with B) go back on C) go through D) go into29. I didn’t know the word. I ha d to ________ a dictionary.A) look out B) make out C) refer to D) go over30. There are signs ________ restaurants are becoming more popular with families.A) that B) which C) in which D) whose31. I think I was at school, ________ I was staying with a friends during the vacationwhen I heard the news.A) or else B) and then C) or so D) even so32. It is said that the math teacher seems ________ towards bright students.A) partial B) beneficial C) preferable D) liable33. In order to show his boss what a careful worker he was, he took ___ trouble overthe figures.A) extensive B) spare C) extra D) super34. Everybody ________ in the hall where they were welcomed by the secretary.A) assembled B) accumulated C) piled D) joined35. Putting in a new window will ________ cutting away part of the roof.A) include B) involve C) contain D) comprise36. In the _____ of the project not being a success, the investors stand to lose up to$30 million.A) face B) time C) event D) course37 The British constitution is ________ a large extent a product of the historicalevents described above.A) within B) to C) by D) at38. I suggested he should ________ himself to his new conditions.A) adapt B) adopt C) regulate D) suit39. Cancellation of the flight ________ many passengers to spend the night at theairport.A) resulted B) obliged C) demanded D) recommended40. Without proper lessons, you could ________ a lot of bad habits when playing thepiano.A) keep up B) pick up C) draw up D) catch up41. Everything we eat and drink contains some salt; we can meet the body’s need forit from natural sources without turning ________ the salt bottle.A) up B) to C) on D) over42. He always did well at school ________ having to do part-time jobs every now andthen.A) in spite of B) regardless of C) on account of D) to case of43. ________ receiving financial support from family, community or the governmentis allowed, it is never admired.A) As B) Once C) Although D) Lest44. All the key words in the article are printed in _______ type so as to attractreaders’ attention.A) dark B) dense C) black D) bold45. I didn’t ________ to take a taxi but I had to as I was late.A) assume B) suppose C) mean D) hope46 The hours ________ the children spend in their one-way relationship withtelevision people undoubtedly affect their relationships with real-life people.A) in which B) on which C) when D) that47. In Disneyland every year, some 800,000 plants are replaced because Disneyrefused to ________ signs asking his “guests” not to step on them.A) put down B) put out C) put up D) put off48. ________ difficulties we may come across, we’ll help one an other to overcomethem.A) Wherever B) Whatever C) However D) Whenever49. On New Year’s Eve, New York City holds an outdoor ________ which attracts acrowd of a million or more people.A) incident B) event C) case D) affair50. Purchasing the new production line will be a ________ deal for the company.A) profitable B) tremendous C) forceful D) favorite答案：1. D 2. C 3. B 4. A 5. B 6. C 7. B 8. A 9. C 10. D 11. A 12. B 13. D 14. A 15.C 16. C 17.D 18. D 19. B 20. A 21. C 22. A 23. D 24. B 25. C 26. B 27. D 28. C 29.C 30. A 31. A 32. A 33. C 34. A 35. B 36. C 37. B 38. A 39. B 40. B 41. B 42. A 43.C 44.D 45. C 46. D 47. C 48. B 49. B 50. A。
