高中英语 Unit4《Cyberspace》lesson1 Tomorrow's World课件3 北师大版必修2.ppt

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1、tomorrow'sworldLesson1北师大版高中一年级(上)Unit4Whenwillyouliveinthefuture?Howwillyoutravelinthefuture?Wherewillyouworkandstudyinthefuture?Whatkindofmoneywillyouuse?Willyoustillgetsickinthefuture?IfNewtonlivedtoday,hewouldbesurprisedbywhathasbeendiscoveredinscienceandtechnology.L

2、ookatthetitleofthearticle.Whichofthesetopicsdoyouthinkitwillmention?*theInternet*artificialhuman*timetravel*robots*globalwarming*virtualrealityLearningvocabularyMatchthevocabularyfromthetextbelowwiththedefinitions.hacker,chaos,terrorist,theNet(Internet),virtualreality,cr

3、ashapersonwhoentersotherpeople’scomputerprogrammesinsecrethacker2.Theuseofcomputerstomakesituationsfeelandlookreal.3.haveanaccidentbyviolentlyhittingsomething.4.somewhodoesterriblethingstoharmcountries,governmentsandpeople.virtualrealitycrashterrorist5.computersystemthat

4、allowsmillionsofpeoplearoundtheworldtoshareinformation6.AterriblesituationinwhicheverythinggoeswrongtheNet(Internet)chaoswordsandexpression1.Userscanbuybooks,findoutaboutholidayoffers,booktickets,andgetallsortsofinformationfromtheInternet.findout查明真相，事实find发现，找到Willyoufi

5、ndmeamagazineabouthistory?Ifyoufindanymistake,pleasecorrectit.Ineedfindoutwhohidthepictureunderthenewspaper.book动词预定（房间，票）YoucanbookaroomofthehotelinadvancebyInternet.order（定购货物）Atpresentwecanorderthegoodsbecausethereisnodemandinthemarket.2.PeterTaylorfindsouthowcomputer

6、sandtheInternetaregoingtoaffectourlives.affect影响Moreandmorepollutionhasaffectedourhealth,accordingtothereport.effect名词，影响构成的短语makeaneffectonWatchingTVlongtimemakesabadeffectonsight.3.In1983,therewereonly200computersconnectedtotheInternet.Connectedto是过去分词作后置定语来修饰先行词comput

7、ers,因为computer和connect是被动关系，相当于一个定语从句：whichwereconnectedtotheInternet.Thereweresomanypeoplewatchingthefireinthestreetatthattime.Watching是现在分词作后置定语来修饰先行词people,因为watch和people是主动关系，相当于一个定语从句：whowatchedthefireinthestreetatthattime.例如：Thereare11millionstudents_______(take)pa

8、rtinthesport.taking4.Someexpertarepessimisticaboutthefuture.bepessimisticabout对…感到悲观beoptimisticabout对…