单选题:Some athletes use caffeine to____________ 题目分类:卫生类 题目类型:单选题 号外号外:注册会员即送体验阅读点! 题目内容: Some athletes use caffeine to____________ A.improve their speed B.increase their endurance C.maintain their alertness D.relax their muscles 参考答案:【答案仅供学习,请勿对照自行用药等】 答案解析:
10-15 % of MS patients are diagnosed as having____________ 10-15 % of MS patients are diagnosed as having____________ 分类:卫生类 题型:单选题 查看答案