The Internet is very useful in our daily life,but how many of (1)BB know the history of the Internet?
Many people are(2)CC when they find the Internet was set up in the 1960s.At that time,computers were large and expensive.Computer networks(網(wǎng)絡(luò)) didn't work(3)BB .If one computer in the network broke down,then the whole network stopped.So(4)AA new network system (體系) 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 (5)CCpart.In this way the computer network system would continue (6)CC all the time.
At first the Internet was only used by the government,but in the early 1970s,universities,hospitals and banks were allowed (7)BBit,too.However,computers were still very expensive and the Internet was difficult to use. (8)CC the beginning of the 1990s,computers became cheaper and easier to use.Scientists had also developed software(軟件) that made surfing the Internet more convenient (方便的).
Today it is easy to get on-line and it is said that (9)BBpeople use the Internet every day.
The Internet has now become one of (10)CC parts of people's life.
(1) | A.we | B.us | C.our |
(2) | A.surprise | B.surprising | C.surprised |
(3) | A.good | B.well | C.better |
(4) | A.a(chǎn) | B.a(chǎn)n | C.the |
(5) | A.other | B.others | C.a(chǎn)nother |
(6) | A.work | B.works | C.to work |
(7) | A.use | B.to use | C.used |
(8) | A.For | B.On | C.At |
(9) | A.million of | B.millions of | C.millions |
(10) | A.important | B.more important | C.the most important |
【考點】說明文;互聯(lián)通訊.
【答案】B;C;B;A;C;C;B;C;B;C
【解答】
【點評】
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發(fā)布:2024/8/9 8:0:9組卷:16引用:2難度:0.1
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