The passage mentions all of the following as causes of sleep deprivation EXCEPT
A. jet lag
B. long work hours
C. boring work
D. working at night
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W: Second class, with a return ticket, please.
Q: how much should the woman pay for the ticket？
(3)
A. $1,664
B. 1032
C. 1348
Judging from the way the passage is written, we can see that the writer ______.
A. is trying to assume an objective attitude
B. is somewhat biased
C. has regarded the whole thing as a joke
D. disagree with the Finnish spokesman
以下关于路由器结构的描述中，哪个是错误的？——
A. 路由器和计算机一样具有中央处理器、内存、存储器等硬件系统
B. 路由器不同接口类型可以连接不同标准的网络
C. 路由器软件主要由IAnux操作系统组成
D. 路由器操作系统是运行在Cisco网络设备上的操作系统软件，用于控制和实现路由器的全部功能
配置路由器端口，应该在哪种提示符下进行？——
A. R1(config—if)#
B. R1(config—in)撑
C. Rl(config)#
D. R1(config—intf)}}
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