A-A+
From the passage we know that ______.A．to gai
问题详情
From the passage, we know that ______.
A．to gain enough protein, one must consume much more vegetable food than animal food
B．cooking vegetables for 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
参考答案
正确答案：A
解析：题目询问从中我们可以得到什么结论。A为了获得足够的蛋白质，所需的蔬菜要远远超出所需的肉量。B长时间烹煮蔬菜会使之更容易消化。C牛奶是最佳使用蛋白质的来源。D西餐中最缺乏的就是维生素。文章提到：You have to eat a great deal more vegetable than animal food in order to get enough of these amino-acids. 而蛋白质由这些氨基配制成的。
