九年级英语上册Module4 Unit2 课件1外研版.ppt

module4greatinventions unit2bookscouldbeproducedmorequicklyandcheaply let sreview have hasbeen done thisbook read byeveryoneinmyclass thisbookhasbeenreadbyeveryoneinmyclass thisbook discuss ontelephoneit buy bythousandspfpeoplechildren telltoreadthisbookthebook print againandagainotherbooks write aboutthisbook thisbookhasbeendiscussedonthetelephone ithasbeenboughtbythousandsofpeople childrenhavebeentoldtoreadthisbook thisbookhasbeenprintedagainandagain otherbookshavebeenwrittenaboutthisbook let sreview completesentences 1 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 computerscanbeboughtquitecheaplynow mustberead canbeunderstood couldnotbefound couldnotbeused let sreview completesentences 5 a wecandotheworknowifyouwant b thework nowifyouwant 6 a youmustnottakethesemagazinesfromthelibrary b thesemagazines fromthelibrary youcanbuycomputersquitecheaplynow computerscanbeboughtquitecheaplynow canbedone mustnotbetaken talkinpairs what stheadvantagesofand canbooksbereplacedbycomputers readandgetthemainideasoftheparagraphs everymorningmyfatherbuysanewspaperonhiswaytowork everydayiopenmybooksinclassandstartmylessons everyeveningmymotherlooksthroughmagazinesathome andeverynight ilookattheposterswithphotosofdavidbeckhamandyaomingonmybedroomwallbeforeigotosleep canweimaginelifewithoutpaperorprint c lifeonpaperandinprint readandgetthemainideasoftheparagraphs paperwasfirstcreatedabout2 000yearsago andhasbeenmadeofsilk cotton bamboo andsincehe19thcentury ofwood peoplelearnedtowritewordsonpapertomakeabook butinthosedays bookscouldonlybeproducedoneatatimebyhand asaresult theywereexpensiveandrare andbecausethereweren tmanybooks fewpeoplelearnedtoread a theworldbeforebooks readandgetthemainideasoftheparagraphs thenprintingwasinventedinchina thefirstprintedbooksweremadebyputtinginkagainstawoodenblockandholdingthepaperagainstit whenprintingwasdevelopedgreatlyatthebeginningofthe11thcentury bookscouldbeproducedmorequicklyandcheaply asaresult morepeoplelearnedtoread afterthat knowledgeandideasspreadquickly inawaythatcanbecomparedwiththeintroductionoftheinternetinthe20thcentury b theinventionofprinting readandgetthemainideasoftheparagraphs butwillbooksbeneededinthefuture todayinformationcanbereceivedonline downloadedfromtheinternetratherthanfoundinbooks andinformationcanbekeptoncd romsormachinessuchasmp3players thesemachinesaresmallerandlighterthanbookssothattheycanbecarriedveryeasily d technologyandbooks readandgetthemainideasoftheparagraphs computersarealreadyusedinclassrooms andnewspapersandmagazinescanalreadybereadonline sowillbooksbereplacedbycomputersoneday no idon tthinktheyaomingposteronmybedroomwallwilleverbereplacedbycomputertwometershigh e canbooksbereplacedbycomputers languagepoints 1 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 languagepoints 3 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 madein madeof madefrom madeupof madeby madeinto languagepoints 4 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 atatime asaresult byhand inthosedays writewordson makeabook languagepoints 5 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 pare with 与 相比 与 相媲美youcan tcomparehimwithtom they redifferent ascomparedwith 与 比较he sreallydonebetterascomparedwithlastterm languagepoints 9 ratherthan胜过 而不愿eg hewouldchoosesundayratherthansaturday iwouldliketogowithyouratherthanstayathome prefertodo ratherthando 情愿 而不 bereplacedby被 所替代bereadonline在网上阅读 makenotestocompletethetimeline 2 000yearsago 11thcentury today inthefuture paperwasfirstcreated paperwasmadeofsilk booksweremadebyhand fewpeoplelearnedtoread printingwasdevelopedgreatly bookswereproducedquickly morepeoplelearnedtoread knowledgeandideasspreadquickly informationcanbereceivedonline canbedownloaded canbekeptoncd boms replaced answerthequestions whywerebooksexpensiveandrarebeforetheinventionofprinting whydidideasspreadmorequicklywhenbooksbecamecheaper whatcanweuseinsteadofbookstogetinformation becausebookscouldonlybeproducedoneatatimebyhand becausemorepeoplelearnedtoread wecangetinformationfromtheinternet answerthequestions usethewordsinthebox create develop holdkeep produce receive spread whenwaspaperfirstcreated whendoyouthinkbookswerefirstcreated 2 werebooksproducedbyhandorbymachineatfirst 3 whatwasthepaperheldagainst paperwasfirstcreatedabout2 000yearsago ithinkmaybebookswerefirstcreatedafterthe19thcentury byhand paperwasheldagainstawoodenblock answerthequestions usethewordsinthebox create develop holdkeep produce receive spread 4 whenwasprintingdeveloped 5 whatcanbekeptoncd roms 6 whatcanbereceivedonline 7 howdidideasspreadinthepast howdoideasspreadtoday atthebeginningofthe11thcentury information information ideasspreadbyreadingbooksinthepastandtodaytheyspreadbyusingcomputersontheinternet writing writing it shardtoimaginelifewithoutpaperorprintbecause 2 bookscouldonlybeproducedoneatatimebecause 3 bookscouldbeproducedmorequicklyandcheaplyafterthe11thcenturybecause writing writing 4 wemaynotneedbooksinthefuturebecause 5 bookswillneverbecompletelyreplacedbycomputersbecause writing writing howtogivereasons results asaresult because so sothat whatwastheresultofbooksbecomingcheaper whymustprintingbethoughtofasoneofthemostinventions booksbecamecheaper asar