“大多数英国政治家对自由贸易的信念坚信不疑„„长期指导英国政策的帕尔默森勋爵称自由贸易是‘一项伟大的、永恒不变的自然法则’。”（《剑桥大英帝国史》）文中帕尔默森勋爵的名言应出自下列哪个时期（）

A . The ip classless command is enabled by default in recent versions of IOS. B . The ip classless command should only be enabled when static routing is being used instead of a routing protocol. C . The ip classless command should be enabled by the network administrator whenever RIPv1 or IGRP is being used. D . The ip classless command should be enabled by the network administrator whenever OSPF, RIPv2, or EIGRP is being used.

A . 误整定、误试验、误碰 B . 误整定、误试验、误接线 C . 误接线、误整定、误碰 D . 误整定、误试验、误碰

A . 嗜睡 B . 疲劳 C . 恶心 D . 呕吐 E . 耳鸣

A . 急性化脓性中耳炎彻底治疗后 B . 病人身体抵抗力差 C . 感染病菌毒性过强 D . 鼻腔、鼻窦、咽部存在慢性病灶 E . 中耳系统内通风引流通道的病理阻塞