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1、北师大版高一(必修2)Unit4英语课件Lesson1Tomorrow’sWorldComparedto10yearsago,howdoyouthinktechnologyhaschangedourlives?Forexample:smartconvenientmulti-functionalsendSMS,call,alarmclock,games,takephotos,mp3,goonline…typicalcellphoneOnlyforcallsHaveyoueverseensuchacamera?Digitalcameragramophonemp3walkmanmp4C
2、anyouimaginewhatacomputerlookedlikeinthe1980s?Butinthe21st.century,…1.Imaginewhathappensinthenexttwentyyears?2.Isitpossiblethatthecomputergivesusdisaster?Lookatthetitleofthearticle.Whichofthesetopicsdoyouthinkitwillmention?*theInternet*artificialhuman*timetravel*robots*globalwarming*virtualre
3、alityReadthearticlequicklyandcheckyourguesstoquestion2above.Withthedevelopmentofcomputers,ourlifemaychangeinshoppingandcommunicatingways.Thetextinferstousthatworryisnotnecessary,computersandtheInternetonlydogoodtous.Someexpertssayinthefuturewewillnotgotoschoolintheclassroomlikeus.TrueorFalseT
4、FT4.Inthefutureitispossiblethatpeopleliveinanotherworldofouterspace.5.Thetexttellusyoucandomanythingsbutneedn’tgototheplaceyourself.6.BecauseoftherapiddevelopmentofInternettelevisionandthemailwillbereplacedbycomputer.FTTLearningvocabularyMatchthevocabularyfromthetextbelowwiththedefinitions.ha
5、cker,chaos,terrorist,theNet(Internet),virtualreality,crashApersonwhoentersotherpeople’scomputerprogrammesinsecrethackerTheuseofcomputerstomakesituationsfeelandlookrealvirtualrealityHaveanaccidentbyviolentlyhittingsomethingcrashSomeonewhodoesterriblethingstoharmcountries,governments,andpeople.
6、terroristComputersystemthatallowsmillionspeoplearoundtheworldtoshareinformationtheNetAterriblesituationinwhicheverythinggoeswrong.chaosInthelastthirtyyears,theInternetgrewrapidly.2.Terroristmay“attack”theworld’scomputers,causechaos,makeplanesandtrainscrash.3.Itisconvenienttoorderticketsfromth
7、einternet.hasgrownandbook∧Correcterror4.In1983,therewereonly200computersconnecttotheInternet.5.Itisclearwecanuseinternettodoallkindsofthingsathome.6.Personally,I’moptimisticaboutthefutureofinternet.connectedthatthe∧∧7.Associetydevelops,comput