女性，40岁。临床诊断慢性阑尾炎急性发作，急诊施行阑尾切除术。术中见阑尾与周围组织相

和合的共同原则是情景交融，物我合一。

建立社会保障制度最直接的目的是( )。

A．促进经济适度、快速、持续发展

B．强化计划生育的效果，减缓人口增长速度

C．继续深化劳动制度改革，进一步发展劳动力市场

D．保障社会成员最基本的生活

(51) is a six bytes OSI layer 2 address which is burned into every networking device that provides its unique identity for point to point communication.
(52) is a professional organization of individuals in multiple professions which focuses on effort on lower-layer protocols.
(53) functions with two layers of protocols. It can connect networks of different speeds and can be adapted to an environment as it expands.
(54) is the popular LAN developed under the direction of the IEEE802.5.
(55) is the popular backbone technology for transmitting information at high speed with a high level of fault tolerance which is developed under the direction of ANSI.

A．The hub

B．The bridge

C．The router

D．The proxy

对细菌影响较大的理化因素有温度、（）、光线、声波、渗透压、消毒剂、pH值等。

A.噪音

B.湿度

C.换气

D.气流速度

故意杀人是指明知自己的行为会致人死亡，而希望或放纵这种结果发生的行为。根据以上的定义，下列哪种行为是典型的故意杀人( )。

A．某人对瘫痪在床的母亲不管不问，导致其死亡的行为

B．甲和乙在楼顶追逐打闹，致使乙坠楼摔死

C．王某酒后驾车，发生交通事故，导致乘车人李某死亡

D．甲在愚人节打电话给乙进行恐吓，致使乙心脏病发作死亡