人教 九上 英语 Unit 5 Section B《自主学习》课件

SectionBHowdoweturnideasintoreality?自主学习Unit5PowerofIdeas1aWhatmaterialarethesethingsmadeof?Findmorethingsthataremadeofthismaterial.Thesethingsaremadeofpaper.Magazines,newspapers...1bReadthetextandmatcheachparagraphwithitstopic.AnInventionThatChangedtheWorldCanyouimagineaworldwithoutbooks,newspapers,ormagazines?Allofthesethingsdependononeinvention—papermaking.It,morethananyotherinvention,wasresponsiblefortherapidspreadofinformationthatshapedourmodernworld.dependon依靠；取决于，后接名词、代词或动名词。插入语……的快速传播that引导定语从句修饰therapidspreadofinformationInancientChina,manydifferentmaterialswereusedtowriteon,suchasanimalbones,bronzewares,stones,wood,bamboo,andevensilk.IntheWesternHanDynasty,therewasalsoaveryearlyformofpapermadefromjute—afibrethatcomesfromplants.(1)suchas“例如”，用于列举几个例子，其后直接跟名词或名词短语。(2)forexample“例如”，一般只列举一个例子，作插入语，用逗号隔开。在that引导的定语从句中，先行词是fibre，关系代词that在从句中作主语，指代fibre。However,allofthesematerialswereeitherdifficulttouseandstoreorveryexpensive.AstheheadofficerofthepalaceworkshopfortheemperorintheEasternHanDynasty,CaiLunbecameinterestedintryingtosolvetheproblem.Differentmethodsforcreatingsomethingtowriteonweretried,butnonewereideal.Inhistimes,somekindsofbark—theoutsidepartoftrees—wereusedtomakeclothes.Frompastexperiences,CaiLungottheideathatbark,certainplants,andoldclothescouldbeusedtomakeaspecialmaterialsuitabletowriteon.in...times表示“在……时代/时期”e.g.inancient/moderntimes在古代/现代InthefirststepofCaiLun’sexperiment,alltheingredientsweremixedandboiledinwater.Then,thismaterialwasbeaten,cutup,andmixedwithwateragain.Next,theliquidwaspouredoverabambooscreen,leavingjustthefibre.Finally,thisfibrewasdriedandpressedtoformpaper.Toeveryone’ssurprise,thispaperwassoft,light,easytomakeanduse,andmostimportantly,cheap.In105CE,CaiLunshowedhiscreationtotheemperor.TheemperorwasverypleasedandpraisedCaiLunforhisgreatwork.长难句分析：这是一个简单句。Toeveryone’ssurprise是介词短语作插入语；thispaper是主语，was是系动词，soft,light,easytomakeanduse,cheap是多个形容词（短语）并列作表语，mostimportantly也是插入语，用于强调重点。Lateron,thepapermakingtechniquedidnotonlyspeedupthedevelopmentofChineseculture,butalsochangedcivilizationsaroundtheworld.ItfirstspreadtoChina’sneighbouringcountriesandfinallyreachedEuropethroughArabiccountriesinthe12thcentury.Whentheuseofpaperandprintingcametogetherinlatercenturies,itledtoarapidincreaseinthenumberofbooks.Thisresultedinanewbirthofknowledge,creatingtheworldwehavetoday.时间状语从句Paragraph1

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A.Earlymaterialstowriteon

B.CaiLun’sexperimentwassuccessfulC.PapermakingshapedthemodernworldD.Howpaperchangedtheworld

E.CaiLun’screativeidea

从教材语篇1b挖中考设问新考法态度推理What’stheauthor’sattitudetowardspapermaking?A.Critical. B.Indifferent.C.Approving. D.Doubtful.C思考：Ifyoucouldinventanewkindofpaper,whatspecialfeatureswouldyoulikeittohaveandwhy?Itcouldberecycledandreusedinfinitely,becauseitwouldgreatlyreducewasteandprotecttheenvironment.（答案不唯一）1cFindoutwhatthesepronounsfromthetextreferto.ItinParagraph1:______________________hisinParagraph3:

______________________ItinParagraph5:

__________________________itinParagraph5:

_________________________________________ThisinParagraph5:

______________________________________papermakingCaiLun’sthepapermakingtechniquetheuseofpaperandprintingcomingtogetherarapidincreaseinthenumberofbooksUnderstandingreferencewordsNoticingwhatpronounsrefertowillhelpyouunderstandhowdifferentpartsofthereadingareconnected.1dReadagainandcompletethetable.QuestionMaterialtowriteonbeforeCaiLunCaiLun’spaperWhatwasitlike?Whatwasusedtomakeit?Eitherdifficulttouseandstoreorveryexpensive.Soft,light,easytomakeanduse,andcheap.Animalbones,bronzewares,stones,wood,bamboo,silk,jute.Bark,certainplants,andoldclothes.1ePutthesentencesinorder.Thenretelltheprocessofmakingpaperinyourownwords.______A.Thematerialwasbeaten,cutup,andmixedwithwater.______B.Alltheingredientsweremixedandboiledinwater.______C.Thefibrewasdriedandpressedtoformpaper.______D.Theliquidwaspouredoverabambooscreen,leavingjustthefibre.1234略1fDiscussthequestions.1.WhatothergreatinventionsdoyouknowthatweremadeinancientChina?Howwastheworldchangedbythem?OthergreatinventionsinancientChinaincludethecompass,gunpowder,andprinting.Thecompassimprovednavigation,enablingbetterexplorationandtrade.Gunpowderrevolutionizedwarfare.Printingmadebooksmoreaccessible,promotingthespreadofknowledge.2.Whatqualitiesdoyouthinkagreatinventorhas?Agreatinventorshouldhavecreativity,perseverance,curiosity,andtheabilitytosolveproblems.（答案均不唯一）VocabularyinUse2aCompletethetablewithdifferentformsofthewords.Youcanaddmore.NounVerbAdjectivecollectcreativeinventproductcollectioncollectivecreationcreateinventioninventiveproduceproductive2bChoosethecorrectwordtocompleteeachsentence.1.Theuseofmodernmedicinehashelpedcontrol/spreadmanydangerousdiseases.2.Newscouldtravelmuchmorerapidly/slowlywithinventionsliketheradioandthetelevision.3.Fibremadefromoilprovidesa(n)cheap/expensivesolutiontotheproblemthatmanypeoplecannotaffordtobuyenoughclothes.4.Afilmwasinvented/producedbyafilmcompanytotellusaboutwhatrobotscoulddoforpeople’slivesinthefuture.5.InJanuary1911,FengRucarriedoutasecret/publictestflightinOaklandCity.HeshowedtheworldwhatChinesepeoplecouldachieve.carryout实施；进行（计划、测试、实验等）2cCompletethepassagewiththecorrectformsofthephrasesinthebox.Thendiscusshowaninventionlikestickynotesisturnedintoreality.pieceofstandupresultintosb’ssurpriseDidyouknowthatanaccidentledtotheinventionofstickynotes?In1968,ascientistnamedSpencerSilverwastryingtomakeastrongglue.过去分词短语作后置定语pieceofstandupresultintosb’ssurprise____________,heproducedagluethatwasreallyweak.Itcouldstickthings,butitcouldberemovedveryeasily.Thegluewasinteresting,butnoonecouldfindauseforit.Then,in1974,amannamedArthurFrywastryingtomarkthepagesinasongbookusingsmall____________paper.Tohissurprisepiecesofpieceofstandupresultintosb’ssurpriseHowever,wheneverhe____________tosing,thepiecesfelltothefloor.ThenherememberedSilver’sglue.Withtheglue,thepaperstayedinthesongbook,butitcouldlaterberemoved.Fry’sidea____________theproductionofstickynotesofmanysizesandcolours.Theygraduallybecamepopularandnowarewidelyusedallovertheworld.stoodupresultedin3aReadthetextandcompletethechart.Theinventionoftheplanehasgreatlychangedtheworld.However,itseemsthatitsinventors,OrvilleWrightandWilburWright,werenotlookingtochangetheworldatall.Rather,theyjustwantedtoflylikebirds.itseemsthat...似乎；好像……作同位语，是对inventors的解释说明Tosolvetheproblemofheavier-than-airflight,theWrightbrothersbeganworkingwithgliders.Thereweretwomainchallenges.Thefirstwashowtogetthegliderintotheair.Thesecondwashowtocontrolitonceitwasflying.Forbothproblems,theyfoundtheirsolutionbylookingathowbirdsflew.Aftertheysolvedtheseproblems,theyaddedanenginetotheglider.Then,inDecember1903,theworld’sfirstplaneflightsweremade.Theinventionoftheplanehasmadeourtravelsaroundtheworldmucheasierandfaster.Journeysthatoncetookdays,weeks,orevenmonths,cannowbemadeinonlyafewhours.Asaresult,communicationamongpeopleindifferentcountriesisnowmucheasier,andtheworldhasbecomeamuchsmallerplace.定语从句，修饰Journeys连接两个简单句，构成并列关系从教材语篇3a挖中考设问新考法篇章结构Whichofthefollowingbestdescribesthestructureofthepassage?A.Presentingaproblem→Analyzingcauses→GivingsolutionsB.Introducingatopic→Explainingtheprocess→DescribingtheinfluenceC.Tellingastory→Expressingfeelings→DrawingaconclusionD.Comparingdifferentideas→Listingexamples→SummarizingresultsBParagraph1Whatwasinvented?Whoweretheinventors?Whywasitinvented?Theplane.OrvilleWrightandWilburWright.Theyjustwantedtoflylikebirds.Paragraph2Whatchallengesweremet?Howwasitinvented?Whenwasitinvented?Thefirstwashowtogetthegliderintotheair.Thesecondwashowtocontrolitonceitwasflying.Theyfoundtheirsolutionbylookingathowbirdsflew.Aftersolvingtheseproblems,theyaddedanenginetotheglider.InDecember1903.Paragraph3Whatwasitseffect?Ithasmadetravelsaroundtheworldmuc