皮皮学，免费搜题
登录
搜题
【单选题】
阿司匹林与碳酸钠试液共热,放用稀硫酸酸化,产生的臭气为A.
硫酸
B.
醋酸
C.
水杨酸钠
D.
苯甲酸
E.
水杨酸
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【判断题】If you install powerful firewalls, you can even keep determined hackers away.
A.
正确
B.
错误
【单选题】You will find as you read this book that you just can't keep some of these stories to ___. You will want to share them with a friend.
A.
itself
B.
yourself
C.
himself
D.
themselves
【单选题】患者,男性,40岁,面色灰暗,颈部及胸部有蜘蛛痣,近期反复牙龈出血。查:血红蛋白80g/L,白细胞4.0×109/L,血小板60×109/L,肝功能ALT<40U,白蛋白36g/L,球蛋白35g/L。出血原因最可能是
A.
凝血因子减少
B.
造血功能障碍
C.
营养不良
D.
过敏反应
E.
肝硬化
【单选题】You'd better keep in mind that ______.
A.
you can act as you like in any country
B.
you can act in the same way even in different countries
C.
people are indifferent to what good manners are
D.
When in Rome, do as the Romans do
相关题目：
参考解析：
知识点：
题目纠错 0
发布
