英语专八改错考前突击训练(25)
The hunter-gatherer tribes that today live as 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 of southern Africa, revealed that one-half emphasize gathering plants 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 __3__ plants. Detailed studies of the Kung by the food scientists at the Universit... [ 查看全文 ]英语专八改错考前突击训练(25)的相关文章