九年级英语上　Module 4 Unit 2课件外研社.ppt

module4greatinventions unit2bookscouldbeproducedmorequicklyandcheaply issue ordinary lend publish charge printing dosb afavor battery normal advantage replace online wood cotton produce ink knowledge cd rom feather sharpen dry steel fountainpen ballpointpen readthesummaryoftheconversation underlinethewronginformation tonywantstoborrowhisfather sdigitalcamerabecausetheschoolmagazineisnowgoingtobeonline tonywantstotakesomephotosontheschoolvisittothemuseumnextweek tony sdadishappytolendthecameraandtellstonythatthebatteryhasn tbeenchargedforacoupleofmonths hetellstonytolookafterit tonypromisestolookafterit 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 whataretheadvantagesofand canbooksbereplacedbycomputers makealistoftheadvantagesandthedisadvantagesofthebook easytogetanduse2 oftencheap3 betterthanwatchingthecomputer sscreen 4 enrichourmindwithknowledge 5 bringhappinesstous 1 getdustonshelves2 takeupspaceathome3 canbeexpensive4 usetrees sonotenvironmentally 1 keeplotsofinformation2 many books arefree3 easytofindlotsofmoreobscure books 1 expensive2 needtoknowhowtouseitcorrectly3 useelectricity4 youcanloseeverythingifit crashes 5 notpleasanttoreadonscreen needtoprintout 4 watchmovies listentomusic playgames 5 hugeamountsofdatacouldbeprocessed 6 saveimportantinformation 7 workforaverylongtime matchthemainideaswiththeparagraphs 1stpara 2ndpara 3rdpara 4thpara 5thpara a theworldbeforebooksb theinventionsofprintingc lifeonpaperandinprintd technologyandbookse canbooksbereplacedbycomputers readthepassageagain makenotestocompletethetimeline 11thcenturyinthefuture2 000yearsagotoday paperwasfirstcreated printingwasdeveloped informationcanbedownloadedfromtheinternet booksmaybereplacedbycomputers 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 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 重点词语详析 归纳 拓展 intime及时ontime按时innotime立刻atthesametime同时atanytime随时haveagoodtime过得快乐attimes有时fromtimetotime有时 偶尔allthetime一直foratime一度 暂时 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 1 paperwasfirstcreated 2 paperwasmadeofsilk 3 booksweremadebyhand 4 fewpeoplelearnedtoread printingwasdevelopedgreatly bookswereproducedquickly morepeoplelearnedtoread knowledgeandideasspreadquickly informationcanbereceivedonline canbedownloaded canbekeptoncd boms replaced part4 answerthequestions whywerebooksexpensiveandrarebeforetheinventionofprinting whydidideasspreadmorequicklywhenbooksbecamecheaper whatcanweuseinsteadofbookstogetinformation becausebookscouldonlybeproducedoneatatimebyhand becausemorepeoplelearnedtoread wecangetinformationfromtheinternet part5 answerthequestions usethewordsinthebox create develop holdkeep produce receive spread whenwaspaperfirstcreated whendoyouthinkbookswerefirstcreated 2 werebooksproducedbyhandorbymachineatfirst 3 whatwasthepaperheldagainst paperwasfirstcreatedabout2 000yearsago ithinkmaybebookswerefirstcreatedafterthe1stcentury paperwasheldagainstawoodenblock bookswereproducedbyhand answerthequestions usethewordsinthebox create develop holdkeep produce receive spread 4 whenwasprintingdeveloped 5 whatcanbekeptoncd roms 6 whatcanbereceivedonline 7 howwereideasspreadinthepast howareideasspreadtoday information ideaswerespreadbyreadingbooksinthepastandtodaytheyarespreadbyusingcomputersontheinternet itwasdevelopedatthebeginningthe11thcentury informationcanbekeptoncd roms part6 writing writing it shardtoimaginelifewithoutpaperorprintbecause 2 bookscouldonlybeproducedoneatatimebecause 3 bookscouldbeproducedmorequicklyandcheaplyafterthe11thcenturybecause peopleareusedtopaperandprintthathasbeenusedformanyyears theywerewrittenbyhandandprintingwasn tinventedatthattime theprintingwasinventedandtheprintingwasdevelopedgreatlyatthebeginningofthe11thcentury writing writing 4 wemaynotneedbooksinthefuturebecause 5 bookswillneverbecompletelyreplacedbycomputersbecause moreandmoreinformationcanbereceivedoncomputersanddownloadedfromtheinternetsothatbookswon tbeneededinthefuture part7 writing writing howtogivereasons results asaresult because so sothat whatwastheresultofbooksbecomingcheaper whymustprintingbethoughtofasoneofthemostinventions booksbecamecheaper asaresult morepeoplelearnedtoread printingmustbethoughtofasoneofthemostinventionsbecauseitmadebooksproducedquickly writing writing howtogivereasons results asaresult because so sothat 3 morepeoplelearnedtoreadinthe11thcentury whathappenedthen 4 whatdevelopmentwillmeanthatbookswon tbeneededinthefuture morepeoplelearnedtoreadinthe11thcenturysoknowledgeandideasspreadquickly computersareusedandnewspapersandmagazinescanbereadonlinesothatbookswon tbeneededinthefuture rewritethenotesinfullsentences 2 000yearsago 11thcentury inthefuture about2 000yearsago paperwasfirstcreated asaresult morepeople today paperwasfirstcreatedabouttwothousandyearsagoandprintingwasdevelopedgreatlyinthe11thcentury booksb