高中英语 unit4 lesson1 tomorrows world精品教案 北师大版必修2

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1、Lesson1Tomorrow’sWorld教案Teachingaims:Topractiseusingvocabularyofcyberspace.Topractiseusingwillandgoingtototalkandwriteaboutthefuture.Teachingdifficulties:TorevisePresentSimpleandPresentContinuous.TeachingAids:computerandcassetteTeachingprocedures:Ⅰ.War

2、mingupComparedto20yearsagohowdoyouthinktechnologywillchangeourlives?Theteachercangivethefollowinghelp:Forexample:Goshoppingonline.Needn’tcarrycashandusecreditcards.Insteadofgoingtothebankyoucanuseacomputerandatelephonetopayforbills.Theteacheraskthetwoq

3、uestions.1.Imaginewhathappensinthenexttwentyyears?2.Whatdoyouthinkthecomputergivesusadvantageordisadvantageforourlife?Ofcoursethestudentswillgivevariousanswers.Lookatthetitleofthearticle.Whichofthesetopicsdoyouthinkitwillmention?*theInternet*artificial

4、human*timetravel*robots*globalwarming*virtualrealityReadthearticlequicklyandcheckyourguesstoquestion2above.Ⅱunderstandingthetext1.Withthedevelopmentofcomputers,somescientistssayitislikelythatcomputercangiveusdisaster.2.Thetextinferstousthatitisnecessar

5、yforustoworrythattheInternetcandoharmtous.3.Someexpertssayinthefuturewewillnotgotoschoolintheclassroomlikeus.4.Inthefuturemanypeopleliveinthecyberspace.5.Thetexttellsusyoucandomanythingswhichdon’texistinfact.6.InspiteoftherapiddevelopmentofInternet,but

6、manythingscan’tdisappearsuchastelevisionandthemailKeys:TFTTTFⅢLearningvocabularyDotheexercise4Correcterror1.Inthelastthirtyyears,theInternethasgrewrapid.2.Terroristmay“attack”theworld’scomputers,causechaos,makeplanesandtrainscrash.3.Itisconvenientorder

7、ticketsfromtheinternet.4.In1983,therewereonly200computersconnectingtotheInternet.5.Thisisclearthatwecanuseinternettodoallkindsofthingsathome.6.Personal,I’moptimisticaboutthefutureoftheinternet.7.Associetydevelops,computerswillmakeourlifemuchconvenient.

8、8.Themailservicemayalsodisappearastheincreasinguseofe-mail.Keys:1.rapidly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withⅣdiscussingWhatpossiblechangesdosomeexpertsbelievetheinte