The Internet is very important in our life. But do you know about     (it) history？The Internet can't work without computers. Enid invented(发明) the  (one) computer in 1946. But it was large and heavy. It was as large as room. In the 1960s, the (scientist) started to study the Internet. At that time, only the army(军队) could use it(save), send and receive information .In the 1970s, the Internet came  offices, banks, hospitals and so on. Computers were still very expensive  the Internet was difficult to use. people couldn't use it at that time. In the 1990s, scientists made it into use and it soon (become) popular. Today it is easy to get online and   millions of people use the Internet in China every day. Sending e-mails is more and more popular among people. The Internet is becoming one of the (important) parts of people's life.

    The Internet really makes our life happy, easy and colorful.