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问题 多项选择题

甲公司为乙公司及丙公司的母公司；丙公司与丁公司共同出资组建了戊公司，在戊公司的股权结构中，丙公司占45%，丁公司占55%。投资合同约定，丙公司和丁公司共同决定戊公司的财务和经营政策。上述公司之间构成关联方关系的有( )。

A．甲公司与乙公司

B．甲公司与丙公司

C．乙公司与丙公司

D．丙公司与戊公司

E．丁公司与戊公司

答案

参考答案：A,B,C,D,E

解析： 甲公司和乙公司是控制关系，甲公司和丙公司是控制关系，选项A和选项B均具有关联方关系；乙公司和丙公司同受甲公司控制，具有关联方关系；丙公司和丁公司共同出资组建戊公司，因为双方共同决定戊公司财务和经营政策，所以这两个公司对戊公司都是共同控制关系，选项D和选项E具有关联方关系。

问答题 论述题

试述日光温室冬春茬黄瓜初花期、结果期“四段变温”管理的温度指标和理论依据。
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单项选择题

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 (171) . Third parties can introduce risk in a variety of ways from connecting with an infected laptop to unauthorized access of network resources to (172) 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 (173) of service attacks or steal (174) information by snooping the network. As they access the corporate network, mobile and remote users inadvertently can infect the network with (175) 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.

（174）是（）

A.reserved

B.confidential

C.complete

D.mysterious
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