选择题:以下可排除结核菌感染的是 题目分类:习题答案 题目类型:选择题 号外号外:注册会员即送体验阅读点! 题目内容: 以下可排除结核菌感染的是A.PPD试验阴性B.血沉正常C.痰找结核菌阴性D.X线胸片未见浸润性病灶E.以上均不是 参考答案:【答案仅供学习,请勿对照自行用药等】
It took ______ for the world to increase its population from 1 billion to 4 bill It took ______ for the world to increase its population from 1 billion to 4 billion.A) 100 yearsB) 14 分类:习题答案 题型:选择题 查看答案