1、I am very old now.I was born in China.Many people used me for calculating in the past,but now I am a bit lonely because they dont like me now.The abacus played a very important part in calculating in ancient China.Who am I?abacusI am very small.I can be used for calculating.In China,a lot of student
2、s use me to solve mathematical problems.The calculator is widely usedin business and finance.Who am I?calculatorI can be used for calculating.Besides,I can also be used for watching DVD,sending e-mails and communicating through the Internet.However,I am not a PC,because Im small enough for you to ta
3、ke me with you.Who am I?The laptop serves as a devoted friend and helper of the human race.laptopPara 1:Over time I have been changed quite a lot.Para 2:These changes only became possible as my memory improvedPara 3:Since the 1970s many new applications have been found for me.The passage is about th
4、e _ and new _of the computer.developmentWho am I?computer applicationsOver time I have been changed quite a lot.a calculating machinean analytical machinea universal machinefunction(功能功能)Simplify difficult sumsThink logically and produce an answer quicklySolve difficult mathematical problemsgrow as
5、large as a roombe used in offices and homesfirst as a _then as a _PC laptop began as was built as was made to work as from then ongrew rapidly both in size and in brainpower1642182219361940s as time went by1970showeverThe Computer MuseumHello,everyone!Welcome to the computer museum.Now,let me introd
6、uce to you.Over time,the computer has been changed quite a lot.1642:1822:From 1936 on:By the 1940s:As time went by:Since the 1970s:began as Simplifywas built asThinkand producegrew rapidly both inhad grown as as was made first then has been used inthe development of the computerThese changes only be
7、came possible as my memory improved.It was storedtube transistorchipAs a result,I totally changed my _.shape In the early 1960s,my family were connected by a _.So I was able to share my knowledge with others through the _.networkWorld Wide Web result?shape?the computers family？I want to know somethi
8、ng about the memory of the computer.Pair workA:Where was the memory stored?B:First then laterA:A:Where was the memory stored?B:First it was stored in tubes then on transistors and later on very small chips.A:Whats the result of that?B:As a result,the computer totally changed its shape.A:When did the
9、 computer have a family?B:In the early 1960s,computers were connected by a network.c_f_t_r_m_ p_ m_ o_ s_ r_ommunicationinanceradeobotsobilehonesedicalperationspaceocketsMy goal is _ _ to provide humans with a life of high quality.A devoted friend and helper of human raceSince the 1970s many new app
10、licationshave been found for me.Should high school students surf the internet(上网上网)?addicted to（沉迷）（沉迷）A devoted friend and helperPeople say computers have more People say computers have more advantages than disadvantages.advantages than disadvantages.Do you think so?Do you think so?advantagesdisadv
11、antagesABSuch as:Such as:Send an e-mailSend an e-mailIt is bad for your eyesIt is bad for your eyesDownload(下载下载)informationSee a movie or watch TVPlay computer gamesBuy goods you want Do some chattingadvantages-improve peoples ability of thinking Too expensiveAddicted to（沉迷）（沉迷）playing games-disadv
12、antagesPeople cant write right Chinese lettersNot a real worldThe computer can be used to:vplay computer gamesvlisten to musicvwatch moviesvcommunicate with our friendsvsearch for useful information(Google,Yahoo!)vbuy things I like(eBay,Taobao)vtype my homeworkvdraw picturesWhat can the computer be
13、used to do?Discussion do harm to our eyes a waste of time and money influence our study there is something dangerous onlineadvantagesdisadvantages Advantages and disadvantages of the Internet With the development of technology,the Internet is playing a more and more important part in our daily life.At first,Whats more,In addition However,as a student,if we spend too much time on the Internet,Besides1.Get more familiar with the passage.2.Write a short passage about the advantages and disadvantages of the Internet.
