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一亲戚偷税，希望你能帮他，并说事后有报酬，你怎么说服他？

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听音频，回答下列问题： Many college students today own personal computers that cost anywhere from $1,000 to perhaps $ 5,000 or more. 26 , it is not uncommon for them to purchase 27 costing another several hundred dollars, Twenty years ago, computers were 28 , but they were very large and extremely expensive. Few, if any, 29 purchased computers for home use..Over the years the price of the "guts" of a computer-its memory-has declined to less than a thousandth of the price per unit of memory that prevailed twenty years ago. This is the main reason why computers cost so much less today than they used to. Moreover, 30 improvements have made it possible to 31 memory circuitry that is small enou~ to fit into the portble personal computers that many of us own and use. 32 , as the price of computation has declined the average consumer and business have spent more on purchasing computers. 33 , improved agricultural technology, hybrid (杂交) seeds, 34 animal breeding, and so on have vastly increased the amount of output a typical farmer can produce. The prices of goods such as meats and grains have fallen sharply relative to the prices of most other goods and services. As agricultural prices have fallen, many households have decreased their total expenses on food. Even though the 35 of a product purchased generally increase when its price falls, total expenses on it may decline. 第26题应填__

听录音，回答以下问题： Would-be language teachers everywhere have one thing in common: they

RIP路由协议是在小型互联网中常用的动态路由协议。为了保证路由器之间交换路由表的完整性，RIP协议采用报文摘要认证，常用的认证方法是MD5认证。在有认证的情况下实现两台路由器的互联，这两台路由器必须配置相同的认证方式和密钥才能进行双方路由的交换，双方必须发送版本2。
阅读下面的配置信息，解释(1)～(3)处的命令。
Router1(config)key chain zhang
Router1(config-keychain)key 1
Router1(config-keychain-key)key-string zhang
Router1(config-keychain-key)exit
Router1(config-keychain)exit
Router1(config)interface eth0/0
Router1(config-if-eth0/0)ip rip authentication key-chain zhang
Router1(config-if-eth0/0)ip rip authentication mode md5 (1)
Router1(config-if-eth0/0)ip rip send version 2 (2)
Router1(config-if-eth0/0)ip rip receive version 2 (3)

【问题5】（3分，每空1分）
假如在图3.1中移除DHCP服务器，改由单位Router来提供DHCP服务，在Router上配置DHCP服务时用到了如下命令，请在下划线处将命令行补充完整。
Router(config)ip(5)hkhk//配置DHCP地址池名为hkhk
Router(dhcp-config)(6)192.168.1.0 255.255.255.0
Router(dhcp-config)(7)192.168.1.9