正常人在下列哪些情况下可出现窦性心动过速()
A.吸烟
B.喝酒
C.喝咖啡
D.情绪激动
E.剧烈运动
参考答案:A, B, C, D, E
The fire spread through the hotel very quickly, but everyone __________ get out.
A.had to
B.would
C.could
D.was able to
二尖瓣狭窄的早期常见并发症是()
A.肺淤血
B.贫血
C.肝淤血
D.心室颤动
E.心房颤动