清胃散组成中不包含的药物是()
A.地黄
B.熟地黄
C.牡丹皮
D.当归
E.黄连
参考答案:B
You are not supposed _____the road when the traffic light is red. [ ]
A. to cross
B. to crossing
C. to across
D. to go cross
风湿性心脏病二尖瓣狭窄最常见的并发症是()
A.心房颤动
B.急性肺水肿
C.血栓栓塞
D.右心衰竭
E.感染性心内膜炎