下列哪项不属于高级心肺复苏的措施()
A.人工呼吸
B.气管插管
C.电除颤
D.建立静脉通路,维持循环
E.药物
参考答案:A
Jack is late again.It is________of him to keep others waiting. [ ]
A. normal
B. ordinary
C. common
D. typical
局部通风机(局扇)运转有何规定?