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Lesson21:BooksorComputers?Howcanwegetknowledge?BytalkingwithothersBywatchingTVByreadingbooksByreadinge-booksWithoutpaper,howcanwegetknowledge?Bytellingstories.ChinawasthefirsttoinventpaperduringtheHanDynasty.Itchangedtheworld.byhand用手；手工keepon继续Inancienttimes,peoplewroteeachword_______.Towriteonebook,theyusually_________writingforalongtime.WordsandphrasesbyhandkeptonThisisa____________.With______technology,itwaspossibleto________knowledge.modernadj.现代的printingpress印刷机passon传递byhand用手；手工keepon继续WordsandphrasesprintingpressmodernpassonButnowanewkindofbooks_________:the________book(e-book).Itiseasierforpeopletobuyand_____online.Wordsandphrasesappearedelectronicsellmordenadj.现代的printingpress印刷机passon传递appearv.出现electronicadj.电子的sellv.出售printingpress印刷机passon传递byhand用手；手工keepon继续Readthepassageandanswer3questions.1.Howdidpeoplepassontheirknowledgewithoutbooksinancienttimes?2.Whatmadeitpossibletoprintbooksquickly?3.Whatkindofbooksquicklychangedpeople’sreadinghabits?BytellingstoriesTheprintingpress.Theelectronicbooks(e-books).PaperReadPassage1,2and3againandfillintheblanks.Withpaper,peoplebeganto____________theirstories.Peoplewroteeachword________.Ittooka____timetowriteonebook.__________couldn’ttravel___.InformationbyhandlongwritedownfarPrintingpressWhentheprintingpress_________,itchangedtheworld.The________printingpresscanprintbooks________,andmakesitpossibleforthe_______persontohave______accesstoreadbooks.appearedmodernquicklycommoneasyInternet___________andtheInternetchangedtheworld.Theymadeitpossibleforanewkindofbook:the_______books.Traditionallybookscouldonlybe_______andsoldatastore,buttodayyoucanbuyand_______books______.electronicboughtsellonlineComputersReadthelessonandputthesentencesinthecorrectorder.Ittookalongtimetowritejustonebook.Itmadeitpossibleforcommonpeopletoreadbooks.Thee-bookappeared.Peoplehadnobooks,andtheysharedknowledgebytellingstories.Theprintingpressappeared.PeopledownloadbooksfromtheInternet.Withpaper,peoplebegantowritedownstories.3561427TalkwithyourpartnersAdvantageDisadvantageBooksE-booksWorkingroupsDoyoulikereadingpaperbooksorelectronicbooks?Why?Talkwithyourmembersinagroup.Nomatterwhatwehave,acomputer,atablet,alaptop,ane-readerorarealbook,keeponreading!HomeworkDoyoulikereadingpaperbooksorelectronicbooks?Why?Talkwithyourpartnerandmakeupadialogue.