醋炙后，可增强的作用是
A．活血通络
B．润肺止咳
C．活血止痛
D．降逆止呕
E．滋润降火
参考答案：C
—When is your birthday?
—______ [ ]
A. I was born in 1994.
B. I was born in Shanghai.
C. It's on 8th August.
D. I have a birthday party every year.
关于职业伤害，错误的说法是（）
A.不同行业的职业伤害事故率有所不同
B.年龄小、工龄短易发生职业伤害
C.常用的流行病学方法包括描述、分析和干预性研究
D.职业伤害是可以预防的
E.职业伤害事故的发生由单一因素引起
