题目

The best method to ________ this goal is to unite as many people as possible. A. undertake           B. conduct                  C. perform               D. accomplish 答案：D下列哪项不是人比类人猿高等的原因（ ）A. 人会制造工具 B. 人会用火 C. 人会语言 D. 人的大脑发达