第31题: [单项选择]What’s the main content of the book Survival of the Sickest A. It gives conventional account for medicine. B. It introduces the dietary regime for the sick. C. It sees various medical issues in new light. D. It offers tips on survival in the wilderness. 参考答案:C 答案解析:[解析] 开始时,主持人开门见山说道,该书提出“why we need disease”,而对话快结束时,主持人又表示该书适合那些喜欢颠覆传统的人(turn everything upside dow