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问题 多项选择题

“三个代表”重要思想时中 * * 党必须长期坚持的指导思想，其内容包含  [ ]

A．始终代表中国先进生产力的发展要求

B．始终代表中国先进文化的前进方向

C．始终代表中国工人阶级的根本利益

D．始终代表中国最广大人民的根本利益

答案

ABD

单项选择题

生产经营规模较小的经营单位应( )。

A．建立应急救援组织

B．聘任专职的应急救援人员

C．成立应急救援部门

D．指定兼职的应急救援人员
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单项选择题

Most IP layer-based proxy mechanisms，such as network address translation (NAT)，only supportuni-directional proxy，from the internal network to external network(the Interned．The proxvestablishes the communication channel by (71) IP addresses．The IP addresses must be (72) ．These proxy mechanisms prevent applications that must establish return data channels from establishing their data channels，such as，multimedia applications．IP layer-based proxy mechanisms need additional software (73) for each application that uses (74) channels． SOCKS identifies communication targets through domain names，overcoming the restriction of Usina private IP addresses．SOCKS can use domain names to establish communication between separate LANs，with (75) IP addresses．

A．plenty

B．many

C．multiple

D．more
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