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专八英语考试真题－改错部分

发布时间：2006-06-23 22:18 点击：

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Part Ⅱ Proofreading and Error Correction (15 min) （改错）

The hunter-gatherer tribes that today live as our prehistoric 1.___

human ancestors consume primarily a vegetable diet supplementing 2.___

with animal foods. An analysis of 58 societies of modem hunter-

gatherers, including the Kung of southern Africa, revealed that one 

half emphasize gathering plant foods, one-third concentrate on fishing

and only one-sixth are primarily hunters. Overall, two-thirds

and more of the hunter-gatherer’s calories come from plants. Detailed 3.___

studies of the Kung by the food scientists at the University of

London, showed that gathering is a more productive source of food

than is hunting. An hour of hunting yields in average about 100 4.___

edible calories, as an hour of gathering produces 240. 5.___

Plant foods provide for 60 percent to 80 percent of the Kung 6.___

diet, and no one goes hungry when the hunt fails. Interestingly, if

they escape fatal infections or accidents, these contemporary

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