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当前位置:首页>>热门考试>>托福>>《1998年1月托福考试阅读理解全真试题》(5) |
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《1998年1月托福考试阅读理解全真试题》(5) |
| 来源:www.stu88.com 时间:2006-04-27 |
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33.The expression "an army" in line 6 is closest in meaning to
(A) an illness
(B) an attack
(C) a large number
(D) a distinct type
34.The expression "an army in line 6 is closest in meaning to
(A) an illness
(B) an attack
(C) a large number
(D) a distinct type
35.According to the passage, some organisms produce antibiotics in order to
(A) prevent disease in humans
(B) aid digestion
(C) fight off other organisms
(D) create new types of nutrients
35.The word "vary" in line 19 is closest in meaning to
(A) differ
(B) endure
(C) balance
(D) contribute
36.The word "they" in line 23 refers to
(A) sponges, worms and shellfish
(B) vertebrates
(C) individuals
(D) transplants
37.According to the passage, a transplant of tissue between genetically incompatible organisms will result in the transplanted tissue
(A) becoming a parasite
(B) being treated as an invader
(C) altering its genetic makeup
(D) developing a new immune system
38. According to the passage, the ability to distinguish between "self" and "nonself" enables vertebrates to
(A) accept transplanted cells
(B) detect and react to invasion
(C) weaken their immune system
(D) get rid of antibiotics
39.All of the following ate defined in the passage EXCEPT
(A) parasites(line 4)
(B) invertebrates(line7)
(C) nutrients (line14)
(D) vertebrates(line 22)
40.The paragraph following the passage most probably discusses
(A) how the immune system in vertebrates fights off foreign cells
(B) different types of bacteria and lung
(C) how vertebrates and invertebrates differ
(D) examples of different groups of organisms
共6页:  [1] [2] [3] [4] 5 [6] 
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