《春秋》作为史书其体例是（） A.国别体 B.纪传体 C.编年体 D.纪事本末体

To compete in today’s fast-paced competitive environment, organizations are increasingly allowing contractors, partners, visitors and guests to access their internal enterprise network. These users may connect to the network through wired ports in conference rooms or offices, or via wireless access points. In allowing this open access for third parties, LANs become (1). Third parties can introduce risk in a variety of ways from connecting with an infected laptop to unauthorized access of network resources to (2) activity. For many organizations, however, the operational complexity and costs to ensure safe third party network access has been prohibitive. Fifty-two percent of surveyed CISOs stated that they currently use a moat and castle" security approach, and admit that defenses inside the perimeter are weak. Threats from internal users are also increasingly a cause for security concerns. Employees with malicious intent can launch (3) of service attacks or steal (4) information by snooping the network. As they access the corporate network, mobile and remote users inadvertently can infect the network with (5) and worms acquired from unprotected public networks. Hackers masquerading as internal users can take advantage of weak internal security to gain access to confidential information.

5（）

A．sickness

B．disease

C．viruses

D．germina

下列各句中，加点的词语使用恰当的一句是                

Ａ．此刻，校运会的田径比赛已拉开序幕，赛场内外的热烈气氛已经达到高潮：运动员顺着跑道，迈开大步奋

力奔向终点，场外的拉拉队则作壁上观，大声为运动员加油鼓劲。

B．每次试验,钟南山院士都尽量寸量铢称,他说这样不仅能够使实验结果更加精确,还能避免实验材料的浪费。

C．人挪活，树挪死，许多球迷认为，卡卡应该安心在AC米兰踢球，不能这山望着那山高，曼城的风格并不适合这位超级球星。

D．在“亚洲价值”的架构里，中国文化，一言以蔽之，就是一个群体文化，而西方文化，一言以蔽之，就是一个个人文化。

邻近带电部分作业时，施工机械操作的正常活动范围与带电设备的安全距离，220kV为（）m。

人类微小病毒主要通过（）

A.血液传播

B.性传播

C.呼吸道和密切接触传播

D.粪口途径传播

E.母婴传播