第9题: [单项选择]An effective way to prevent the burnout of young athletes is______. A. to make sports less competitive B. to make sports more challenging C. to reduce their stress D. to increase their sense of success 参考答案:C 答案解析:该题属于倒着考。根据文章第一段第三句可以看出 stress 导致 burnout。那么防止 burnout 的有效方法应该是减少 stress。