恒星英语学习网第一时间发布2009年12月英语四级答案A卷完整版，以下是全部答案：
1. B 2. D 3. C 4. B 5. C 6. A 7. C
8. qualified
9. recognizes
10. portforlio
11. A 12. B 13. A 14. B 15. D 16. C 17. D 18. A
19. C 20. B 21. C 22. A
23. D 24. B 25. A
26—28.CCA 29—31.BDA 32—35.CADB
36. classified 37. background 38. album 39. appreciation
40. context 41. implies 42. image 43. instruments
44. Descriptive writing in humanity, particularly in literature, is often mixed with critical writing.
45. It tells the reader how to do something, for example, explaining the techniques used to show a film
46. Authors may actually use more than one type of techniques in the given piece of informational writing
47. K recruited 48. J recording
49. L total 50. C aspects
51. B analyzed 52. H quality
53. N unsure 54. G established
55. A already 56. E contributing
57-61 CBBAC 62-66 ABDAC
67-71 DDACB 72-76 AADCD
77-81 AABAC 82-86 DBCAD
87.You would not have failed if you had followed my instructions(按照我的指令去做)
88.Despite the hardship he encountered,Mark never gave up pursuing knowledge(放弃对知识的追求)
89.Scientists agree that it will be a long time before we find the methods of curing cancers(我们找到治愈癌症的方法)
90.Production has to be increased considerably to keep pace with the constantly increasing demands of consumers(与消费者不断增长的需求保持同步)
91.The more exercise you take,the fewer chances you will have of catching a cold(你越不大可能感冒)