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问题 单项选择题

下列网络管理协议中不能跨越网络层的是

A．简单网络管理协议

B．公共管理信息服务协议

C．局域网个人管理协议

D．以上都是

答案

参考答案：C

解析： 局域网个人管理协议不依赖于任何特定的网络层协议进行网络传输，也就是说它是无法通过网络层来跨越路由器管理其他子网。

阅读理解
阅读理解。
                                                     See the world…for free!
Traveling is expensive. But you can see the world for very little money!
In this workshop, learn how to…
=get cheaper plane tickets.
=travel with your friends for free.
=see the world by ship … for $1 per day!
This course is online at www.ASRLCT.org
                                                               Travel Tips
    The USA Pavilion (美国馆) is at the east end of the Expo Garden's Pudong Section (世博园浦东区), which can be reached from Gate No. 8. Visitors are advised to visit the pavilion in early afternoon, as
most people prefer starting their visits from early morning, when it might take more than an hour to
get inside. The whole visit takes about 45 minutes.
                                              The Body Image Exhibition is on!
    From June 1 to July 1, over 70 pieces of paintings, photographs and videos will be on show at the
Exhibition.
Address: 325 Nanjing Road W                                         Transport: Subway line 1,2 and 8
Opening hours: 9 a.m.-5 p.m. (No entering after 4 p.m.)    Admission (入场费): 20 yuan
For more information call: 021-6327-2829
1. After taking the course at www. ASRLCT.org, you will be able to           .
[ ]
A. travel for little or no money
B. get more tickets
C. keep learning
D. work on the ship
2. If you visit the USA Pavilion in early afternoon, ______.
[ ]
A. you can visit it for free
B. you can visit it in 35 minutes
C. it will take you less time to enter
D. it will be much easier to find Gate No 8
3. We can go to visit the Body Image Exhibition ______.
[ ]
A. at 4:30 p.m.
B. at night
C. for free
D. at 325 Nanjing Road W
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单项选择题

对比一下早期的《现代汉语词典》，你会发现，不少当年的热词如今已经多么______、奄奄一息了。一个词是否可以因为收入词典而不朽，不是词典说了算，而是文明的时间说了算。过一百年，一个热词还活着，算它命大。汉字，留下来的往往是善词。这也是一个______的真理。
依次填入画横线部分最恰当的一项是( )。

A．冷寂 颠扑不破
B．怪僻 牢不可破
C．生僻 牢不可破
D．冷僻 颠扑不破
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