A. Human beings are concerned with their origins. B. Human beings can think and value. C. Human beings can distinguish good from evil. D. Human beings have evolved over long time. 参考答案:B 答案解析:文章第三段倒数三句话说明人类与动物的差别主要在于人类能够思考,有自己的想法,并且人类能够对事物进行评价。[A]和[C]都是人类通过思考和评价所能做的具体事情,不能作为有别于其他动物的概括。[D]文章未