检查在用设备流程阀门开关是否正确时，还应检查现场（）与流程图挂牌是否相符。
A、阀门
B、伴热
C、消压
D、挂牌
参考答案：D
The man is weak in health, and is advised by the doctor ________more exercise.
A．taking
B．should take
C．took
D．to take
心悸，头晕眼花，失眠多梦，健忘，面色淡白，舌淡脉细，属（）
A.心阴虚证
B.心血虚证
C.心气虚证
D.肝血虚证
E.心肝血虚证
