根据驾驶、轮机联系制度的规定，下列哪些叙述正确？（）I、开航前1小时值班驾驶员应会同

加强人才队伍建设的内容包括( )。

A．优化人才开发体制环境

B．加大低层次人才开发力度

C．鼓励支持人才交流

D．加强各类人才培训

E．强化农村和社区人才队伍建设

证券公司为保证资金的安全，应将自有资产和客户资金集中管理。

网络信息发布系统能够满足网络内容的要求，所不包括的方面是（）。

A.收集

B.编辑

C.发布

D.管理

文件发布前批准是为了（）

A、确保文件充分与适宜的

B、使文件保持清晰易于识别

C、确保文件能够及时发放

D、以上全部

In the following essay, each blank has four choices. Choose the best answer and write down on the answer sheet.

Microwave communication uses (1) -frequency radio waves that travel in straightline sthrough the air. Because the waves cannot (2) with the curvature of the earth, they can be (3) only over short distance. Thus, microwave is a good (4) for sending data between buildings in a city or on a large college campus. For longer distances, the waves must be relayed by means of" dishes" or (5) . These can be installed on towers, highbuildings, and mountain tops.

1（）

A．high

B．low

C．long

D．short