unit4lesson1《tomorrow'sworld》教案（北师大版必修2）

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1、LessonlTomorrow’sWorld教案Teachingaims:Topractiseusingvocabularyofcyberspace.Topractiseusingwillandgoingtototalkandwriteaboutthefuture.Teachingdifficulties:TorevisePresentSimpleandPresentContinuous.TeachingAids:computerandcassetteTeachingprocedures:I.WarmingupComp

2、aredto20yearsagohowdoyouthinktechnologywillchangeourlives?Theteachercangivethefollowinghelp:Forexample:Goshoppingonline.Needn’tcarrycashandusecreditcards.Insteadofgoingtothebankyoucanuseacomputerandatelephonetopayforbills.Theteacheraskthetwoquestions.1.Imaginewh

3、athappensinthenexttwentyyears?2.Whatdoyouthinkthecomputergivesusadvantageordisadvantageforourlife?Ofcoursethestudentswillgivevariousanswers.Lookatthetitleofthearticle.Whichofthesetopicsdoyouthinkitwillmention?*theInternet*artificialhuman*timetravel*robots*global

4、warming*virtualrealityReadthearticlequicklyandcheckyourguesstoquestion2above.IIunderstandingthetext1.Withthedevelopmentofcomputers,somescientistssayitislikelythatcomputercangiveusdisaster.2.ThetextinferstousthatitisnecessaryforustoworrythattheInternetcandoharmto

5、us.3.Someexpertssayinthefuturewewillnotgotoschoolintheclassroomlikeus.4.Inthefuturemanypeopleliveinthecyberspace.5.Thetexttellsusyoucandomanythingswhichdon’texistinfact.6.InspiteoftherapiddevelopmentofInternet,butmanythingscan’tdisappearsuchastelevisionandthemai

6、lKeys:TFTTTFIIILearningvocabularyDotheexercise4Correcterror1.Inthelastthirtyyears,theInternethasgrewrapid.2.Terroristmay“attack”theworld’scomputers,causechaos,makeplanesandtrainscrash.3.Itisconvenientorderticketsfromtheinternet.4.In1983,therewereonly200computers

7、connectingtotheInternet.5.Thisisclearthatwecanuseinternettodoallkindsofthingsathome.6.Personal,I’moptimisticaboutthefutureoftheinternet.7.Associetydevelops,computerswillmakeourlifemuchconvenient.8.Themailservicemayalsodisappearastheincreasinguseofe-mail.Keys:1.r

8、apidly改为rapid2.make前加and3.order前加to4.connecting改为connected5.This改为It6.personal改为personally7.much改为more8.as改为withIVdiscussingWhatpossiblechangesdosomeexpertsbelievethe