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原题：
Vitamins are organic compounds necessary in small amounts in the diet for the normal growth and maintenance of life of animals, including man.
They do not provide energy, 41 do they construct or build any part of the body. They are needed for 42 foods into energy and body maintenance. There are thirteen or more of them, and if 43 is missing a deficiency disease becomes 44 .
Vitamins are similar because they are made of the same elements-usually carbon, hydrogen , oxygen , and 45 nitrogen. They are different 46 their elements are arranged differently, and each vitamin 47 one or more specific functions in the body.
48 enough vitamins is essential to life, although the body has no nutritional use for 49 vitamins. Many people, 50 , believe in being on the "safe side" and thus take extra vitamins. However, a well- balanced diet will usually meet all the body' s vitamin needs.
41. (A) either (B) so (C) nor (D) never
42. (A) shifting (B) transfening (C) altering (D) transforming
43. (A) any (B) some (C) anything (D) something
44. (A) serious (B) apparent (C) severe (D) fatal
45. (A) mostly (B) partially (C) sometimes (D) rarely
46. (A) in that (B) so that (C) such that (D) except that
47. (A) undertakes (B) holds (C) plays (D) performs
48. (A) Supplying (B) Getting (C) Providing (D) Furnishing
49. (A) exceptional (B) exceeding (C) excess (D) external
50. (A) nevertheless (B) therefore (C) moreover (D) meanwhile
问题：第44题选什么？
[ 本帖最后由 gubin 于 2007-11-14 18:17 编辑 ] |
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