保险这一风险对策的缺点之一表现在( )增加。
A.未知风险
B.几率成本
C.机会风险
D.机会成本
参考答案:D
解析:[知识点] 风险转移
教师享有法律规定的权利,履行法律规定的义务,应当______。
The nurse is preparing to begin one-person cardiopulmonary resuscitation. The nurse should first()
A. establish unresponsiveness.
B. call for help.
C. open the airway.
D. assess the client for a carotid pulse.