1881年底，有人赋诗赞扬近代通讯事业的发展：“从此千里争片刻，

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问题选择题

1881年底，有人赋诗赞扬近代通讯事业的发展：“从此千里争片刻，无须尺幅费笔砚。……枝枝节节环四海，地角天涯连一线。”诗中的通讯手段应是[ ]

A．有线电报

B．无线电报

C．有线电话

D．无线电话

答案

答案：A

阅读理解

阅读短文，判断正(T)误(F)。

Computers Are Very Popular

Today, computers are very popular (流行的). People use them for work and play. Many Chinese

families have one computer or more. There are many computers at school and in offices. Students study

computer classes and teachers teach classes with computers. People use computers in many places. You

can see computers in shops, restaurants and everywhere. Do you have a computer?

( ) 1. People use computers a lot.

( ) 2. People can work with a computer.

( ) 3. One student has one computer at school.

( ) 4. You can see a computer in shops.

单项选择题

数字用户接口又叫Z接口，具体分为V1、V2、V3、V4、V5接口。其中，（）接口支持n*E1的接入网。

A.V2

B.V3

C.V4

D.V5