北京市房山区周口店中学高中英语《Unit 4 Cyberspace-Lesson 1》课件 北师大版

Unit4CyberspaceWhatwillyoudointhefuture?Wherewillyouliveinthefuture?Howwillwetravelinthefuture?Howwillwegoshoppinginthefuture?Whatfoodwillweeatinthefuture?travel,education,communication,food,personalrelationships,work,hobbies,sport,money,government,health,house,agriculture,environment…Imaginelifeinthenexttwentyyears.Howdoyouthinktechnologywillchangeourlife?Example:Allcarswillhavecomputers.Goshoppingonline.Needn’tcarrycashandusecreditcards.Insteadofgoingtothebankyoucanuseacomputerandatelephonetopayforbills.havevirtualrealityschoolscommunicatebye-mailgetnewfilmsontheInternetgetallourentertainmentontheInternetreadnewspapersontheInternet.theInternetartificialhumantimetravelrobotsglobalwarmingvirtualrealityLookatthetitleofthearticle.Whichofthesetopicsdoyouthinkitwillmention?Listentotherecordofthearticleandcheckyourguesstothequestionabove.theInternetvirtualrealityReadthearticleandmatchthevocabularyfromthetextbelowwiththedefinitions.hacker,chaos,terrorist,theNet(Internet),virtualreality,crash1.apersonwhoentersotherpeople’scomputerprogrammesinsecrethacker2.Theuseofcomputerstomakesituationsfeelandlookrealvirtualreality3.haveanaccidentbyviolentlyhittingsomething4.someonewhodoesterriblethingstoharmcountries,governmentsandpeoplecrashterrorist5.computersystemthatallowsmillionsofpeoplearoundtheworldtoshareinformationtheNet6.AterriblesituationinwhicheverythinggoeswrongchaosListentothetapeagainandmatchtheparagraphswiththeseheadings.a)Pessimisticopinionsb)Seeingthefuturec)Optimisticopinionsd)TheInternetgrowth2431Readthepassagecarefullyandanswerthefollowingquestions.1.Whyaresomeexpertspessimisticaboutthefuture?Oneworryiscrimeincyberspace.Younghackerscangetintothecomputersofbanksandgovernments.Terrorists“attack”theworld’scomputers,causechaos,andmakeplanesandtrainscrash.alreadyUserscanbuybooks,findoutaboutholidayoffers,bookticketsandgetallsortsofinformationfromtheInternet.InthenextfewyearsWearegoingtoseeahugegrowthinshoppingontheInternet.WewillgetentertainmentfromtheNet.TVandmailservicemaydisappear.2.WhatpossiblechangesdosomeexpertsbelievetheInternetcanbringtoourlives?3.Howisourfutureinvirtualreality?Theuseofcomputerswithsoundsandpicturesthatmakesyoufeelasifyouareinarealsituation.Virtualrealitywillbecomeapartofmodernlife.Peopleliveandworkinvirtualoffices,shopinvirtualsupermarketsandstudyinvirtualschools.TheInternethasgrownrapidly—thenumberofcomputers______________theInternetgrowedfrom200in1983to____________now.Inpessimists’eyes,oneworrywas_________________.Theythoughtterroristsmightcausechaos,andmake_____________crashontheInternet.Completethepassage.connectedto50millioncrimeincyberspaceplanesandtrainsHowever,optimistsconsideredtheywouldbenefitalotfrom___________anditwouldbeconvenientforthemtobuybooks,bookticketsand____________________fromtheInternet.AngelaRossettoofCyberiamagazinebelievedthatwewould___________________fromtheNetandincreasethe______________,andthattelevisionand________________mightdisappear.AnAustralianexpertPeterAndersonthought________________wouldbecomeapartofmodernlife.virtualrealitytheInternetgetmuchinformationgetentertainmentuseofe-mailthemailservice3.发展随着经济的快速发展，我们的国家将会越来越强大。Ourcountrywillbecomestrongerandstronger____________________________________.withtherapiddevelopmentoftheeconomy4.汤姆沉默不语好像在思考什么事情。Tomkeptsilent____________________________________.5.你对当前的世界经济形势感到乐观吗？___________________thepresentworldeconomicsituation?asifhewasthinkingaboutsomethingAreyouoptimisticabout