Passage 9?（江西省瑞昌一中2010屆高三上學期期中考試） 完形填空

Advancing age means losing your hair, your waistline and your memory,right ? Dana Denis is just 40 years old, but __36__ she's worried about what she calls “my rolling mental blackouts” .

“I try to remember something and I just blank out.” she says. You may __37__ about these lapses, calling them “senior moments ”or blaming “early Alzheimer's (老年癡呆癥)”. Is it an inescapable fact that the older you get, the __38__ you remember? Well, sort of. But as time goes by, we tend to blame age __39__ problems that are not necessarily age-related.　

“When a teenager can't find her keys, she thinks it's because she's distracted or disorganized”, says Paul Gold. “A 70-year-old blames her __40__ ”. In fact,the 70-year-old may have been __41__ things for decades.　In healthy people, memory doesn't worsen as __42__ as many of us think. “As we __43__ , the memory mechanism isn't __44__ ”, says psychologist Fergus Craik. “It's just inefficient”.　

The brain's processing speed __45__ over the years,though no one knows exactly __46__ . Recent research suggests that nerve cells lose efficiency __47__ there's less activity in the brain. But, cautions Barry Gordon, “It's not clear that less activity is __48__ . A beginning athlete is winded（氣喘吁吁）more __49__than a senior athlete. In the same way, ?__50__ the brain gets more skilled at a task, it expends less energy on it.”　

There are __51__ you can take to compensate for normal slippage in your memory, though it __52__ effort. Margaret Sewell says “We're a quick-fix culture, but you have to __53__ to keep your brain __54__ . It's like having a good body. You can't go to the gym once a year __55__ expect to stay in top form”.

36. A. almost ? ? ? ? ? ? B. seldom ? ? ? ? ? ?? C. already ? ? ? D. never

37. A. joke ? ? ? ? ? ? ? B. laugh ? ? ? ? ? ? ? C. blame ? ? ?? D. criticize

38. A. much ? ? ? ? ? ?? B. little ? ? ? ? ? ? ?? C. more ? ? ? ? ? ?? D. less

39. A. since ? ? ? ? ? ? ? B. for ? ? ? ? ? ? ? ?? C. by ? ? ? ? ? ? ?? D. because

40. A. memory ? ? ? ? ? ? B. mind ? ? ? ? ? ? ? C. trouble ? ? ? ? ? ?D. health

41. A. organizing ? ? ? ?? B. misplacing ? ? ? ? ? C. putting ? ? ? ? ?? D. finding

42. A. rapidly ? ? ? ? ? ? B. frequently ? ? ? ? ?? C. timely ? ? ? ? ?? D. quickly

43. A. mature ? ? ? ? ? ? B. progress ? ? ? ? ? ?? C. age ? ? ? ? ? ?? D. grow

44. A. broken ? ? ? ? ? ? B. poor ? ? ? ? ? ? ? ? C. perfect ? ?? D. working

45. A. falls down ? ? ? ? ?B. slows down ? ? ? ? ? ?C. sets down ? ? ? D. turns down

46. A. why ? ? ? ? ? ? ? B. how ? ? ? ? ? ? ? ? C. what ? ? ?? D. when

47. A. although ? ? ? ? ?? B. so ? ? ? ? ? ? ? ? ? C. since ? ? ? D. that

48. A. irregular ? ? ? ? ?? B. better ? ? ? ? ? ? ? C. normal ? ?? D. worse

49. A. difficultly ? ? ? ? ? B. easily ? ? ? ? ? ? ? C. common ?? D. fast

50. A. as ? ? ? ? ? ? ? ? B. till ? ? ? ? ? ? ? ?? C. though ? ? ? D. yet

51. A. stages ? ? ? ? ? ?? B. steps ? ? ? ? ? ? ?? C. advantages ? D. purposes

52. A. tries ? ? ? ? ? ? ? B. takes ? ? ? ? ? ? ?? C. does ? ? ? D. spends

53. A. rest ? ? ? ? ? ? ?? B. come ? ? ? ? ? ? ?? C. work ? ? ? D. study

54. A. in peace ? ? ? ? ? ?B. in detail ? ? ? ? ? ? ? C. in fashion ? ? ?? D. in shape

55. A. so ? ? ? ? ? ? ? ? B. or ? ? ? ? ? ? ? ? ? C. and ? ? ? D. if

答案 ?36-40 CADBA ?41-45 BDCAB ?46-50 ABDBA ? 51-55 BBCDC