下列哪项是心脏病患者诱发心力衰竭最常见的原因
A．体力劳动和激动
B．水解质紊乱
C．心律失常
D．感染
参考答案：D
中医诊断病情，常用望、闻、问、切四诊法，这种诊断法的发明者是[ ]
A．扁鹊
B．华佗
C．张仲景
D．李时珍
In China,the number of cities is increasing _____ development is recognized across the world. [ ]
A. where
B. which
C. whose
D. that
