该病例中医病机为( )
A．痰气交阻
B．风痰扰动
C．风阳扰动
D．痰蒙神窍
E．痰饮内停
参考答案：B
---Does ____ of the two foreigners work in Chengdu?
---Yes.____ of them have been working here as English teachers for three years now.
A．any; Both
B．either; All
C．either; Both
D．both, Both
志愿活动具体包括哪些？
