Unit4TheInternetConnectsUsLesson21:BooksorComputers?Warm-up1Presentation2LanguagePoints3Exercise4Warm-upFreetalkHowcanwegetknowledge?BytalkingwithothersBywatchingTVByreadingbooksByreadinge-booksbyhand用手;手工keepon继续Inancienttimes,peoplewroteeachword_______.Towriteonebook,theyusually_______writingforalongtime.WordsandphrasesbyhandkeptonPresentationLearnsomenewwordsThisisa____________.With______technology,itwaspossibleto________knowledge.modernadj.现代的printingpress印刷机passon传递byhand用手;手工printingpressmodernpassonWordsandphrasesButnowanewkindofbooks_________: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).ReadPassage1,2and3againandfillintheblanks.Withpaper,peoplebeganto____________theirstories.Peoplewroteeachword________.Ittooka____timetowriteonebook.__________couldn’ttravel___.InformationbyhandlongwritedownfarWhentheprintingpress_________,itchangedtheworld.The________printingpresscanprintbooks________,andmakesitpossibleforthe_______persontohave______accesstoreadbooks.appearedmodernquicklycommoneasy___________andtheInternetchangedtheworld.Theymadeitpossibleforanewkindofbook:the_______books.Traditionallybookscouldonlybe_______andsoldatastore,buttodayyoucanbuyand_______books______.electronicboughtsellonlineComputersReadthelessonandputthesentencesinthecorrectorder.Ittookalongtimetowritejustonebook.Itmadeitpossibleforcommonpeopletoreadbooks.Thee-bookappeared.Peoplehadnobooks,andtheysharedknowledgebytellingstories.Theprintingpressappeared.PeopledownloadbooksfromtheInternet.Withpaper,peoplebegantowritedownstories.3561427...