A. Chimps are able to communicate abstract ideas. B. All monkeys can wash potatoes and get rid of the sand. C. Chimps can talk as humans do. D. Very few animal species are found to have cultures. 参考答案:D 答案解析:前三个选项涉及的问题不仅是局部的,而且也不准确,与文章不符。综观全文,科学家们只发现极个别动物(研究对象仅为黑猩猩和猴子)在一定程度上具有与人类相似的能力,因此正确答案为D。