细菌的外部形态较简单，仅有3种基本类型，即球状、杆状和（）。 A.扁平状 B.螺旋状

FDIC《土木工程施工合同条件》规定，在( )之后，即不应对履约担保提出索赔。

A．发出工程移交证书

B．工程竣工结算

C．发出缺陷责任证书

D．最终结算

钢筋混凝土电杆在线路运行中其杆塔倾斜度不得大于（）

A.5/1000

B.10/1000

C.15/1000

D.20/1000

大西门又名什么？

To compete in today's fast-paced competitive environment, organizations are increasingly allowing contractors, partners, visitors and guests to access their internal enterprise networks.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(6) .Third parties can introduce risk in a variety of ways from connecting with an infected laptop to unauthorized access of network resources to(7)activity. For many organizations, however,the operational complexity and costs to ensure safe third party network access have been prohibitive. Fifty-two percent of surveyed CISOs state that they currently use a moat and castle's 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 (8) of service attacks or steal (9) information by snooping the network. As they access the corporate network, mobile and remote users inadvertently can infect the network with (10) and worms acquired from unprotected public networks. Hackers masquer-ading as internal users can take advantage of weak internal security to gain access to confidential information.

空白处（9）应选择（）

A.reserved

B.confidential

C.complete

D.mysterious

严禁在（）的情况下用刀闸进行操作。