Addison病最有诊断价值的检查是()
A.尿17-羟和尿17-酮
B.血皮质醇
C.ACTH兴奋实验
D.地塞米松抑制实验
E.可的松替代实验
参考答案:C
ICMP协议的功能包括(63),当网络通信出现拥塞时,路由器发出ICMP(64)报文。
63()
A.传递路由信息
B.报告通信故障
C.分配网络地址
D.管理用户连接
--- Could you tell me ?
--- His home is quite far away from the office, I think.
A.whenhegotup
B.whyheboughtthecar
C.whereheworks
D.howhelikeshisjob