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We are all busy talking about and using the Internet(互聯(lián)網(wǎng)), but how many of us know the h 1 of the Internet?
Many people are surprised when they find that the I 2 was set up in the 1960s.At that time, computers were large and e 3 .Computer networks(網(wǎng)絡(luò))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 e 4 to be used by many different computers.If part of the network was not working, information could be sent through a 5 part.In this way computer network system would keep on w 6 all the time.
At f 7 the Internet was only used by the government, but, in the early 1970s, universities, hospitals and banks were allowed to use it too.H 8 , computers were still very expensive and the Internet was d 9 to use.By the start of the 1990s, c 10 became cheaper and easier to use.Scientists had also developed software that made 'surfing'(瀏覽)the Internet more convenient.
Today it is easy to get on-line(上網(wǎng))and it is said that m 11 of people use the Internet everyday.Sending e-mail is more and more p 12 among students.
The Internet has now become one of the most important parts of people's life.
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1. I am more in sports. I play soccer and I’m the swim team.
2. Did you use to be afraid the dark?
Did you use to be of the dark?
3. I go to sleep my bedroom light .
4. I got the news the TV, but that piece the radio.
5. I am afraid flying in an airplane and he is afraid go out at night.
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