喘证辨证时最宜首先辨别
A．寒热
B．表里
C．虚实
D．阴阳
E．外感内伤
参考答案：C
The roof of the house needs repairing.It's raining now,you'd better get something to ________ rain drops.[ ]
A. control
B. cover
C. carry
D. catch
炮制有利于有效成分损失减少的药物是
A．附子B．苦杏仁C．延胡索D．马钱子E．炉甘石
