The hunter-gatherer tribes that today live like our prehistoric human　　　　　  1．______ancestors consume primarily a vegetable diet supplementing with animal foods.　 　  2．______An analysis of 58 societies of modern hunter-gatherers, including the Kung ofone-third concentrate on fishing, and only one-sixth are primarily hunters.Overall, two-thirds and more of the hunter-gatherer’s calories come from　　　　 　3．______plants. Detailed studies of the Kung by the food scientists at the Universityof London, showed that gathering is a more productive source of foodthan is hunting. An hour of hunting yields in average about 100 edible　　　　　　  4．______calories, as an hour of gathering produces 240.　　　　　　　　　　　　　　　       5．______　　Plant foods provide for 60 percent to 80 percent of the Kung diet, and no　　　 6．______or accidents, these contemporary aborigines live to old ages despite of the absence 7．______of medical care. They experience no obesity, no middle-aged spread, littledental decay, no high blood pressure, no heart disease, and their bloodcholesterol levels are very low (about half of the average American adult).　　　　 8．______If no one is suggesting that we return to an aboriginal life style, we certainly　　9．______could use their eating habits as a model for healthier diet.　　　　　　　　　　  　10．______

发布日期：2022-06-11

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