以下不属于呃逆的常见原因的是
A.偶感风寒B.热邪客胃C.胃气衰败D.脾失健运E.寒邪客胃
参考答案:D
—Why do the boys complain about the new teacher?
—They think him too ________. [ ]
A. patient
B. friendly
C. strict
D. happy
下列关于具有镇静作用的有效成分,错误的是()
A.麻黄碱
B.川芎挥发油
C.小檗碱
D.栀子熊果酸
E.左旋四氢巴马汀