此题要求改正所给短文中的错误。对标有题号的每一行作出判断：如无错误，在该行右边的横线上画一个勾(√)；如有错误(每行只有一个错误)，则按下列情况改正：
此行多一个词：把多余的词用斜线(划掉，并在该行右边横线上写出该词，并也用斜线(划掉。
此行缺一个词：在缺词处加一个漏词符号(∧)，并在该行右边横线上写出该加的词。
此行错一个词：在错的词下划一横线，并在该行右边横线上写出改正后的词。
　We are all busy talking about and use the Internet                               _________
which set up in the 1960s. At first, the Internet was                               _________
only used by the government, but in the early 1970s                              _________
the universities, hospitals and banks were allowed to                          _________
use it, either. However, computers were still very expensive                   _________
and the Internet was difficult to use it. By the beginning of                        _________
the 1990s, computers had became cheaper and easier.                                _________
Today it is easy to get on-line and it is saying                                       _________
that millions people use the Internet every day.                                     _________
Send e-mail is more and more popular among students.                         _________
It has now become one of the most important parts of people’s life.