题目内容

如果在某台路由器上配置了OSPF协议，且在OSPF配置模式下运行(25)命令，则控制台将显示出如图6-7所示的配置信息。

A. show ip ospf neighbor detail
B. show ip ospf database
C. debug ip ospf packet
D. log-adjacency-changes

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设每天发生某种事件的p很小，如不改变这种情况，长此下去，这种事件几乎可以肯定是会发生的。对上述说法，适当的数字描述是：设0＜p＜1，则(69)。

We can learn from the passage that endorphins will______.

A. motivate us to get enough training
B. keep our bodies in shape
C. prevent us from eating too much
D. help us stay in a good mood

某网络拓扑结构及参数配置如图6-5所示。
其中，(23)的路由表信息如下。 C 192.168.1.0/24 is directly connected，FastEthemet0/0 R 192.168.3.0/241120/1]via 192.168.65.2，00:00:04，Seria12/0 R 192.168.5.0/24[120/2]via 192.168.65.2，00:00:04，Seria12/0 C 192.168.65.0/24 is directlyconnected，Seria12/0 C 192.168.67.0/24 is directly connected，Seria13/0 R 192.168.69.0/24[120/1]via 192.168.65.2，00:00:04，Serial2/0

A. 路由器R0
B. 路由器R1
C. 路由器R2
D. 计算机PCI

The phrase "zone out" in Paragraph 3 is closest in meaning to______.

A. walking out of the room
B. pace up and down some place
C. tend to fidget
D. be absent-minded