九年级英语上册 Module 4 Unit 2 同步授课课件 外研版.ppt

module4greatinventionsunit2bookscouldbeproducedmorequicklyandcheaply 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 icouldnotfindherbooksanywhere 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 paperwasfirstcreatedabout2 000yearsago andhasbeenmadeofsilk cotton bamboo andsincethe19thcentury 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 readandgetthemainideasoftheparagraphs languagepoints 1 lookthrough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 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 languagepoints ex 1 lookatthecamera itis japan 2 thetableis wood whilepaperis wood 3 ourclassis twentyboysandtwentythreegirls 4 themetalcanbe aknife 5 thiskindofcaris manyworkersinthefactory madein madeof madefrom madeupof madeby madeinto 4 writewordson makeabook inthosedays atatime byhand asaresult 在 上写字做成书在过去一次 每次手工的结果 ex 1 hecouldeveneatthreehamburgers hebecameveryfat 2 thispictureisproduced soit sveryexpensive 3 therewerefewpeopleknewaboutcomputers 4 theytriedto paperinorderto atatime asaresult byhand inthosedays writewordson makeabook languagepoints 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而不是 宁可 也不愿eg hewouldchoosesundayratherthansaturday iwouldliketogowithyouratherthanstayathome 10 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 roms 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 it shardtoimaginelifewithoutpaperorprintbecause 2 bookscouldonlybeproducedoneatatimebecause 3 bookscouldbeproducedmorequicklyandcheaplyafterthe11thcenturybecause 4 wemaynotneedbooksinthefuturebecause 5 bookswillneverbecompletelyreplacedbycomputers because writing howtogivereasons results asaresult because so sothat whatwastheresultofbooksbecomingcheaper whymustprintingbethoughtofasoneofthemostinventions booksbecamecheaper asaresult