《校级公开课》北师大必修2 Unit4 lesson1

Lesson1Tomorrow’sWorldUnit4Cyberspace教学目标：1、通过本课学习，要求学生了解互联网+。2、理解文章结构，把握文章细节，理顺文章脉络，提高学生阅读文章的水平和技巧，提高学生核心素养中的思维品质和学习能力。3、引导学生正确对待网络，培养学生文化意识，渗透德育教育。教学重点：1、使学生尽快熟悉话题；2、引导学生梳理文章脉络。教学难点：如何进行语言输出，提高学生语言能力。课前：通过乐视视频，完成课前导学，使学生尽快熟悉话题，突出重点。Lead-in:discussion通过视频课前导读，引导学生展开讨论，从而引出文章主题。moderntechnology(现代科技）giveusconvenienceanddevelopment,butit

canalsocauseproblems.Workinsmallgroupsof4anddiscuss:Group1:theadvantages(优点）ofrobotsGroup2:thedisadvantages（不足）ofrobotsGroup3:theadvantagesofcomputersGroup4:thedisadvantagesofcomputers

Advantages

Disadvantages1.Robotscanworkindirtyanddangerousplaces.2.Robotscanworkwithoutsleepandfood.Robotscan’tthinkormakedecisions.2.Peoplemaylosejobsifrobotsareusedinsteadofhumans.Robots

Advantages

DisadvantagesComputersareexpensive.Computerscan’tthinkormakedecisions.Computershelpusworkfaster.2.Computerscanhelpussolvedifficultproblems.ComputersLookatthetitleofthearticle.Whichofthesetopicsdoyouthinkthearticlewillmention?*theInternet*artificialhuman*timetravel*robots*globalwarming*virtualrealityPre-reading:Exc.2通过Fastreading，利用“随机挑人，计时器，小组加分”帮助学生掌握文章细节，提高课堂效率。Fastreading:

a)Pessimisticopinionsb)Virtualrealityc)Optimisticopinionsd)ThegrowthoftheInternet2431Matchtheparagraphswiththeseheadings.NetgrowsrapidlyThefutureofcyberspaceCrimecomesaboutunavoidablyGreatconvenienceLiveinvirtualrealityCarefulreading通过思维导图，利用随堂拍摄及时检测，帮助学生梳理文章脉络，突出重点.pessimistichackersCyberterroristsnowinthefuturecriminaloptimisticinthefuture

virtualrealityworkshopstudygetentertainment

TV&postalservicewilldisappearalreadyinthenextfewyearsshopontheInternetgetinformationbuybooksfindoutholidayoffersbookticketsDiscussion1.Oneworryiscrimeincyberspace.Younghackerscangetintothecomputersofbanksandgovernments.3.Terrorists“attack”theworld’scomputers,causechaos,andmakeplanesandtrainscrash.Whyaresomeexpertspessimisticaboutthefuture?通过discussion，利用家校帮视频拍摄，设置情景场所，达到语言输出，突破难点。1.Theuseofcomputerswithsoundsandpicturesthatmakeyoufeelasifyouareinarealsituation.2.Virtualrealitywillbecomeapartofmodernlife.Peopleliveandworkinvirtualoffices,shopinvirtualsupermarketsandstudyinvirtualschools.Howisourfutureinvirtualreality?