B. cooking vegetables for a long time makes it more digestible
C. milk is the best source of usable animal protein
D. the most common deficiencies in Western diets are those of vitamins
35. Which of the following best reflects the authors attitude?
A. Vegetarianism is good for ones health.
B. Vegetarianism should be advocated for adults.
C. One should have a well-balanced diet containing elements of all foods.
D. A lacto-vegetarian diet is the best as it provides adequate nutrition.
参考译文
素食者一个严格意义上的素食者一生中都不会吃哪怕一点儿来自于动物的食物。长远看来,素食者面对的主要问题在于他很难获取足够的蛋白质,这一来自于食物,用于躯体构建的必要元素。假设你曾经因为宗教原因而几天或几周都没有吃肉或动物性食品,那么你会感觉到身体虚弱。你会因为斋期的结束而欢呼雀跃,再美美地吃上一顿大餐。
蛋白质大约由20种叫氨基酸的元素构成,而动物蛋白质比植物蛋白质所含的氨基酸要多得多。这就意味着你必须吃比动物食品多得多的植物食品才能摄取足够的氨基酸。在此过程中,大量植物类食品被浪费了,而且从生理学角度来说,终身坚持信奉素食主义没有什么好处。
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