患者,男,70岁。胸闷气短,少气懒言,舌质淡,脉结代。用药应首选的药物是()
A.党参
B.黄芪
C.山药
D.白术
E.炙甘草
参考答案:E
— You don't know he stole the ring, _____?
— _____. I would rather I did not. [ ]
A. do you; Yes
B. didn't he; Yes
C. do you; No
D. didn't he; No
如图中,光线从空气进入水中时发生了反射和折射,请完成光路图。