题目内容：

We are all busy talking about and using the internet, but how many of us know the history of the Internet?

Many people are surprised when they find that the Internet was set up in the 1960s.At that time,computers were large and expensive.Computer networks didn't work well.If one computer in the network broke down, then the whole network stopped. So a new network system had to be set up, it should be good enough to be used by many different computers.If part of the network was not working information could be sent through another part. In this way computer network system would keep on working all the time.

At first the Internet was only used by government,but in the 1970s,universities, hospitals and banks were allowed to use it,too.However,computers were still very expensive and the Internet was difficult to use. By the start of the 1990s, computers because cheaper and easier to use Scientists had also developed software that made”surfing”the Internet more easily.

Today it is easy to get on-line and it is sold that millions of people use the Internet every day.Shopping on-line is more and more popular among common people.

The Internet has now become one of the most important parts of peoples' life.

1.How were computer in the 1960s?

A. They often broke down.    B. They were expensive.

C. They didn't work well.    D. They were small.

2.What is the new network system different from the old one?

A. It is good enough to be used by many different computers.

B. It can send information from one computer to another.

C. It is larger and more expensive.

D. It stops work if one computer in the network breaks down.

3.Who was allowed to use the internet at the very first?

A. universities    B. hospital    C. banks    D. governments

4.What makes surfing the internet more easily?

A. There are more and more computers.    B. Computer because cheaper

C. The history of internet    D. The history of computers