课件：高一The Internet and Telecommunications.ppt

,DoyouoftensurftheInternet?WhatdoyouusuallydowhenyousurftheInternet?,Module6,TheInternetandTelecommunications,Lookthroughthepassagequicklyandchoosethebestanswersaccordingtothetext,Whatismainlydiscussedinthetext?Theuseoftheinternet.Thehistoryoftheinternet.Theinventoroftheinternet.Theinfluenceoftheinternet.,B,Readforfurtherinformation,1.WhatistheWorldWideWeb?,ItisacomputernetworkthatallowscomputeruserstoaccessinformationfrommillionsofwebsitesviatheInternet.,2.Whoinvented?,AnEnglishscientistnamedTimBerners-Lee.,3.WhatistheinventoroftheWorldWideWebdoingnow?,HenowworksasalectureratMassachusettsInstituteofTechnologyinBoston.,Choosethesamemeaning,1.Forfifteenyears,onlytheUSArmycouldusethissystemofcommunication.(a)TheUSarmyonlyusedthissystemofcommunication.(b)After15years,otherpeoplewereabletouseitwell.,(b),2.TheWorldWideWeballowscomputeruserstoaccessinformationComputeruserscanaccessinformationbecauseoftheWorldWideWeb.YouneedpermissionfromtheWorldWideWebbeforeyoucanaccessinformation.,(a),.3.About80percentofwebtrafficisinEnglish,butthispercentageisnowgrowingdown.WebtrafficinEnglishisbecominglessinteresting.ThepercentageofEnglishwebsitesisgettingsmaller.,(b),4.HecameupwiththeideaoftheWorldWideWeb.(a)Itwashisidea.(b)Hefoundtheideainabook,(a),Organization,Fillintheblankswithproperwords,Whattheinternetis.,theWorldWideWeb.,HowtheInternetbegan.,HowTimBurners-Leeinvented,HowtheInternetbegan,DARPA,DARPANET,NSF,NSFNET,INTERNET,DARPA(美国国防高级研究计划局)成立于1958年2月，成立高级研究计划局的目的是希望将它作为国家安全的重要组成部分。其研究重点主要集中在火箭、宇宙空间探索、弹道导弹防御以及核试验的探测等方面。,NSF(NationalScienceFoundation)（美国国家科学基金会）,MassachusettsInstituteofTechnology(MIT)麻省理工学院,Languagepoints,1.Itconsistsofmillionsofpagesofdata.,consistof:bemadeupof由组成,世界由七大洲四大洋组成。,Theworldconsistsof7continentsand4oceans.,Theworldismadeupof7continentsand4oceans.,2.Berbers-Leemadeitpossibleforeveryonetousetheinternet.,他的努力工作使他通过这次考试成为了可能。,Hishardworkmakesitpossibleforhimtopasstheexamination.,makeitpossibleforsbtodosth.使某人做某事成为可能。,拓展提高Itiskindyoutohelpme.,3.Itthenbecamepossibleforuniversitiestousethesystemaswell.,我们了解一些电脑的知识是很重要的。,Itisimportantforustoknowsomethingaboutcomputer.,of,归纳总结句型“it+系动词+adj.+forsbtodosth”意为“某人做某事是.的”，其中it为形式主语，形容词easy,difficult,hard,important,necessary,popular,impossible等。有形容词表示人的品质特征，如good,kind,nice,wise,wrong,clever,brave,honest等，其后常接ofsbtodosth.,对于TOM来说在演讲比赛中获得第一名是可能的。,ItispossibleforTomtowinthefirstprizeinthespeechcontest.,他很勇敢，进入了着火的大楼。,Itisbraveofhertogointotheburningbuilding.,4.NSFNETnetworkbecameknownastheInternet-Network,or“Internet”.4,becomeknownas“作为而出名“,马克吐温作为一个伟大的作家而出名。,MarkTwinbecameknownasagreatwriter.,拓展提高Heiswellknown_hishonestdealing.,for,归纳总结becomeknownas作为而出名becomeknownfor因为而出名,5.HecameupwiththeideaoftheWorldWideWebin1989.,Thescientistsaretryingtocomeupwithasolutiontotheproblems.,comeupwith；tofindorproduce(ananswer,asolution)想出，找到，提出,他提出了一个新的建议。,Hecameupwithanewsuggestion.,科学家们正努力找到解决这个问题的办法。,6.Berner-LeemadeitpossibleforeveryonetousetheInternet.,makeitpossibleforsbtodosth”使某人做某事成为可能”,Hardworkmadeitpossibleforhimtopasstheexamination.,努力工作使他通过这次考试成为可能。,7.Withinfiveyears,thenumberofinternetusersrosefrom600,000to40million.,Anumberofstudentspasstheexam.,“thenumberof+复数名词”意为“的数目”“anumberof+复数名词”意为“很多，大量的”,在过去的三十年中，老虎的数目减少了很多。,Inthelast30years,thenumberoftigershasreducedalot.,很多学生喜欢玩电脑游戏。,Anumberofstudentslikeplayingcomputergames.,drawaconclusion(归纳总结),由组成使某人做某事成为可能找到，提出