外研版九年级上英语M9 U2最新课件

,Module9GreatinventionsUnit2WillbooksbereplacedbytheInternet?,Words:,replace代替imagine想象printing印刷术produce生产；制作expensive昂贵的development发展trade贸易result发生；形成spread传播；蔓延introduction引入store存储varied多样化的form形式connection连接single单独的direction方向,WillbooksbereplacedbytheInternet.,Everymorningmyfatherbuysanewspaperonhiswaytowork.EverydayIopenmybooksinclassandstartmylessons.Everyeveningmymotherlooksthroughmagazinesathome.Andeverynight,IlookatthephotosofDavidBeckhamandYaoMingonmybedroomwallbeforeIgotosleep.Canweimaginelifewithoutpaperorprinting?,Paperwasfirstcreatedabout2,000yearsagoinChina.Afteritsinvention,peoplestarttowriteonpapertomakeabook.Inthosedays,bookswereonlybeproducedoneatatimebyhand.Asaresult,theywerenotmanybooks,andtheywereexpensiveandrare.Sofewpeoplehadthechancetolearntoread.,PrintingwasinventedinChinaduringtheSuiandTangDynasties.Later,developmentsinprintingmadeitpossibletoproducebooksmorequicklyandcheaply.Atradeinbooksresulted,andmorepeoplelearnttoread.Knowledgeandideasspreadfasterthaneverbefore.Inaway,wecancomparetheinventionofpaperandprintingtotheintroductionoftheInternetinthetwentiethcentury.,AlthoughtheInternetisstillyoung,itisgrowingveryfast,andmaybecomemorepowerfulthanprinting.AmuchlargeramountofinformationcanbestoredinmorevariedformsontheInternetthaninbooks.SomeonewithanInternetconnectioncanfindinformationmuchmoreeasilythantheycanfinditinprintedforms.Andthemachinesweusetoreaditarenowsmallandlight,oftensmallerandlighterthanasinglebook.,ComputersandtheInternetareusedinclassroomsnow,andnewspapersandmagazinesarealreadyreadonline.Sowhatdirectionwilltraditionalprintingtakeinthefuture?WillbooksbereplacedbytheInternet?Letswaitandsee.,Thankyou！,LanguagePoints:,1.bereplacedby被.所取代replace接替；取代。及物动词。eg.Idontthinkthatmanwillbereplacedbyrobotsinthefuture.IwillreplaceLucyontheteam.,2.lookthrough快速阅读；浏览eg.Pleaselookthroughyournotesbeforetheexamination.与look相关短语：lookfor寻找；寻求lookback回顾；回忆lookup查找lookout小心lookforwardto盼望lookafter照顾lookinto审查；调查lookat看,3.atatime每次；一次eg.Pleaseaskonequestionatatime.4.byhand用手；靠手做eg.Allthesetoysaremadebyhand.,5.asaresult作为结果；因此。eg.Asaresult,thediscussionwasputoffuntilthefollowingweek.,6.makeitpossibletodosth.使做某事成为可能it是形式宾语，真正宾语是动词不定式。eg.Spaceshipsmakeitpossibletotraveltothemoon.,7.amount数量；总额。名词。通