外研版初三英语课件

Module4GreatInventionsUnit2Bookscouldbeproducedmorequicklyandcheaply.Let’sReviewHave/hasbeen+doneThisbook/read/byeveryoneinmyclassThisbookhasbeenreadbyeveryoneinmyclass.1.Thisbook/discuss/ontelephone2.It/buy/bythousandspfpeople3.Children/telltoreadthisbook4.Thebook/print/againandagain5.Otherbooks/write/aboutthisbookThisbookhasbeendiscussedonthetelephone.Ithasbeenboughtbythousandsofpeople.Childrenhavebeentoldtoreadthisbook.Thisbookhasbeenprintedagainandagain.OtherbookshavebeenwrittenaboutthisbookLet’sReviewCompletesentences1.a)Allstudentsmustreadthisbook.b)Thisbook_____________byallstudents.2.a)Everyonecanunderstandhisideas.b)Hisideas________________byeveryone.3.a)Icouldnotfineherbooksanywhere.b)Herbooks________________anywhere.4.a)Foralongtime,manypeoplecouldnotusecomputers.b)Computers__________________bymanypeopleforalongtime.Youcanbuycomputersquitecheaplynow.ComputerscanbeboughtquitecheaplynowmustbereadcanbeunderstoodcouldnotbefoundcouldnotbeusedLet’sReviewCompletesentences5.a)Wecandotheworknowifyouwant.b)Thework_____________nowifyouwant.6.a)Youmustnottakethesemagazinesfromthelibrary.b)Thesemagazines_________________fromthelibrary.Youcanbuycomputersquitecheaplynow.ComputerscanbeboughtquitecheaplynowcanbedonemustnotbetakenTalkinpairsWhat’stheadvantagesofandCanbooksbereplacedbycomputers?ReadandgetthemainideasoftheparagraphsEverymorningmyfatherbuysanewspaperonhiswaytowork.EverydayIopenmybooksinclassandstartmylessons.Everyeveningmymotherlooksthroughmagazinesathome.AndEverynight,IlookattheposterswithphotosofDavidBeckhamandYaoMingonmybedroomwallbeforeIgotosleep.Canweimaginelifewithoutpaperorprint?c.LifeonpaperandinprintReadandgetthemainideasoftheparagraphsPaperwasfirstcreatedabout2,000yearsago,andhasbeenmadeofsilk,cotton,bamboo,andsincehe19thcentury,ofwood.Peoplelearnedtowritewordsonpapertomakeabook.Butinthosedays,bookscouldonlybeproducedoneatatimebyhand.Asaresult,theywereexpensiveandrare.Andbecausethereweren’tmanybooks,fewpeoplelearnedtoread.a.TheworldbeforebooksReadandgetthemainideasoftheparagraphsThenprintingwasinventedinChina.Thefirstprintedbooksweremadebyputtinginkagainstawoodenblockandholdingthepaperagainstit.Whenprintingwasdevelopedgreatlyatthebeginningofthe11thcentury,bookscouldbeproducedmorequicklyandcheaply.Asaresult,morepeoplelearnedtoread.Afterthat,knowledgeandideasspreadquickly,inawaythatcanbecomparedwiththeintroductionoftheInternetinthe20thcentury.b.TheinventionofprintingReadandgetthemainideasoftheparagraphsButwillbooksbeneededinthefuture?Todayinformationcanbereceivedonline,downloadedfromtheInternetratherthanfoundinbooks,andinformationcanbekeptonCD-ROMsormachinessuchasMP3players.Thesemachinesaresmallerandlighterthanbookssothattheycanbecarriedveryeasily.d.TechnologyandbooksReadandgetthemainideasoftheparagraphsComputersarealreadyusedinclassrooms,andnewspapersandmagazinescanalreadybereadonline.Sowillbooksbereplacedbycomputersoneday?No,Idon’tthinktheYaoMingposteronmybedroomwallwilleverbereplacedbycomputertwometershigh!e.Canbooksbereplacedbycomputers?LanguagePoints1.looksthrough浏览，温习Eg.Helookedthroughmanybooksinordertofindthecorrectanswer.为了找到正确答案,他查阅了许多书籍.2.with–without带有…/没有…eg.Hefoundahousewithmanytreesaround.他找到了一所周围有许多树的房子.Hewenttoschoolwithoutbreakfasttoday.他今天没有吃早饭就去上学了.LanguagePoints3.bemadeof----bemadefrom---bemadeupof---bemadein------bemadeby—bemadeinto–--由…材料制成(看得出材料)由…材料制成(看不出材料)由…组成(部分或成员)出产于…(某地)由…制成(生产者)制成….(产品)Ex.1.Lookatthecamera,Whereisit________________?Japan.2.Thetableis____________wood,whilepaperis___________wood.3.Ourclassis______________twentyboysandtwentythreegirls.4.Themetalcanbe____________aknife.5.Thiskindofcaris_____________manyworkersinthefactory.madeinmadeofmadefrommadeupofmadebymadeintoLanguagePoints4.writewordson--makeabook--inthosedays--atatime--byhand---asaresult----在…上写字做成书在过去一次,每次手工地结果Ex.1.Hecouldeveneatthreehamburgers____________,____________hebecameveryfat.2.Thispictureisproduced___________,soit’sveryexpensive.3._______________therewerefewpeopleknewaboutcomputers.4.Theytriedto_____________paperinorderto___________atatimeasaresultbyhandInthosedayswritewordsonmakeabookLanguagePoints5.put…against将…放进/刻进hold…against将…贴到6.atthebeginningof在…初/开始时afterthat然后,之后inaway以…方式7.compare….with….与….相比,与….相媲美Youcan’tcomparehimwithTom,they’redifferent.ascomparedwith…与…比较He’sreallydonebetterascomparedwithlastterm.LanguagePoints9.ratherthan胜过,而不愿Eg.HewouldchooseSundayratherthanSaturday.Iwouldliketogowithyouratherthanstayathome.prefertodo…ratherthando…情愿…而不..10.bereplacedby被….所替代bereadonline在网上阅读Makenotestocompletethetimeline.2,000yearsago11thcenturytodayInthefuturePaperwasfirstcreated.Paperwasmadeofsilk...Booksweremadebyhand.FewpeoplelearnedtoreadPrintingwasdevelopedgreatly.Bookswereproducedquickly.Morepeoplelearnedtoread.KnowledgeandideasspreadquicklyInformationcanbereceivedonline.canbedownloaded.canbekeptonCD-BOMsreplaced?Answerthequestions1.Whywerebooksexpensiveandrarebeforetheinventionofprinting?2.Whydidideasspreadmorequicklywhenbooksbecamecheaper?3.Whatcanweuseinsteadofbookstoget