A. The evolution of desert animals. B. The advantages of desert animals. C. Adaptations of desert animals. D. Temperature and water in desert animals. 参考答案:C 答案解析:本题测试文章的中心思想。文章首句为主题句,下文举例说明,如"One adaptation is... Another strategy ...”。[A]太宽,[B]和[D]局限于文中细节,只有[C]符