Ⅲ度房室传导阻滞在儿童中最严重的表现为（）
A.心力衰竭
B.心功能不全
C.心源性休克
D.阿—斯综合征
E.昏迷
参考答案：D
I like Tianjin because it is my home town and it's also one of _____ China. [ ]
A. the cities
B. the big cities
C. the biggest
D. the biggest cities
不属于经股动脉穿刺插管并发症的是
A．股动静脉瘘B．血管内膜剥离C．腹膜后血肿D．假性动脉瘤E．股静脉栓塞
