一Where are you? 一_____. [ ] A. From scho_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题选择题

一Where are you?

一_____. [ ]

A. From school

B. At school

C. For school

D. On school

答案

答案：B

选择题

某盐的混合物中含有0.2mol/L Na⁺、0.4mol/L Mg²⁺、0.4mol/L Clˉ，则SO₄²ˉ为（　　）

A．0.1 mol/L

B．0.2 mol/L

C．0.3 mol/L

D．0.4 mol/L

单项选择题

其辨证为：

A．肺气虚

B．肺阴虚

C．气阴两虚

D．心阴虚

E．肾阴虚