Unit8GreenLivingLesson3WhiteBikesontheroad課件-高中英語北師大版

北師大必修第三冊(cè)Unit8Lesson3(I)“WhiteBikes”ontheRoad

教學(xué)目

Lead-inHaveyoueverriddensharedbikesWhataretheiradvantagesanddisadvantages12Tolearnabouttheoriginanddevelopmentof"whitebikes"inAmsterdam,andlearntocompareChineseandAmsterdambike-sharingfromdifferentperspectives

Toidentifynoun/verbsofthesamerootandusethemincontext目標(biāo)一：Tolearnabouttheoriginanddevelopmentof"whitebikes"inAmsterdam,andlearntocompareChineseandAmsterdambike-sharingfromdifferentperspectivesActivity1:

Scanthestoryandthenfinishthetwotasks.Task1WhatisthetexttypeofthepassageA.NarrativeEssayB.ArgumentativeEssay

C.ExpositoryWriting

D.PracticalWriting

Task2

Match

themainideaofeachparagraph.A.Thewhitebikes

arebackB.Bike-sharingismoreandmorepopularintheworldC.HowthewhitebikesbeganD.TheconvenienceandproblemsofbikesinChinaE.HowthewhitebikesaffectAmsterdamF.AmsterdamisagoodplaceforcyclingPara1Para2Para3Para4Para5Para6Activity2:

Carefulreading.Thenfinishthefollowingtasks.Task1WhyisAmsterdamagoodcityforcyclingReadthefirstparagraphandtakenotesaboutthereasons.WhyisAmsterdamagoodcityforcycling?____________________________________________________________________________________________________________________________________________________It'sflatandthereforeconvenientforbicycles.Thereareplentyofplacesforbicycleparking;Moststreetsinthecitycentrehaveabicyclepath.____________________________________38%ofalltripsaremadebybike.Task2Wheredidtheideaof“whitebikes”startWhathappenedtoitsoonafter,andwhatisthesituationnowReadtherestofthetext.Makenotesinthetable.Inthe1960sIn1999Now

UnderstandingDevelopmentofEventsThedevelopmentofeventstalksabouthowoneeventfollowedanothertocreateacertainsituation.Findthestartingpointoftheevents.Findoutwhenandwheretheeventsdeveloped.Findoutwhatproblemsdevelopedandwhattheconsequencesofthedevelopmentwere.Inthe1960sIn1999NowPeopleinAmsterdamfirsthadtheideafor“whitebikes”.Theywantedtoreducetheamountoftrafficandpollutioninthecitycentre.Theypaintedhundredsofwhitebikesandleftthemaroundthecitycentreforpeopletouse.Withinamatterofweeks,thebikeshadallbeenstolenandtheprojectcametoanend.“Whitebikes”returnedtoAmsterdam.Thistimeeverybikehadacomputertrackingsysteminittomakeitpossibletorecorditsmovementsandyouhadtouseaspecialcardtotakeabike.Bike-sharingisbecomingmoreandmorepopularincitiesaroundtheworld,includingChinesecities.Task3Answerthefollowingquestionsbasedonyournotes.1.Whydidcyclingfansputforwardtheideaof“whitebikes”inthe1960s2.Whatisthedifferencebetweenthe“whitebikes”ofthe1960sandof19993.Whateffectshave“whitebikes”hadonAmsterdam4.WhyhastheideaspreadtootherpartsoftheworldinrecentyearsSuggestedAnswers1.

Theywerehopefulthatthiswouldhelptosaveenergy,reducepollutionandprovidefreepublictransport.2.1960s1999paintedthebikeswhiteanyonecouldusethemforshortjourneysparkedwheretheyfinishedthejourneyproblem:theft—stoppageoftheprogrambedesignedwithbrightcolorsspecialparkingneardestinationsolution:computertrackingsystem3.PeoplecannowenjoycleanairandeasytransportincentralAmsterdam.4.Becausebike-sharingisacheapandeasywaytosaveenergy,reduceairandnoisepollution,andenjoythebenefitsofexercisesincities.Activity3:

Completethesummarywiththeinformationyouhavelearnt.PeopleinAmsterdamhavebeen1._____________________cyclingforyears.Theyareparticularlyluckybecausethecityisveryflatandtherefore2.____________cycling.Backinthe1960s,agroupofcyclingfans3.____________anideaofusingfreesharedbikes.Theybelievedthatthiswouldhelpto4._____________,5._________________and6._________________________.However,shortlyaftersettingupthenewsystem,therewasaseriousproblemasallthebikes7.____________.In1999,thebike-sharingideareturnedtoAmsterdam.Thistimetheywere8._____________acomputer9.______________.10.____________theeffortsofmanypeople,theideaof“sharedbikes”hasnowpedalleditswayaroundtheworld.enjoyingthebenefitsofconvenientforcameupwithsaveenergyreducepollutionprovidefreepublictransportdisappeareddesignedwithtrackingsystemThankstoActivity4:

GroupWork.Introduce“whitebikes”inAmsterdamwiththehelpoftheflowchart.Amsterdam:theCityofBicycles“Whitebikes”inthe1960spurposesactionsresultsThereturnof“whitebikes”in1999actionsresultsToday...InfluenceintheworldActivity5:GroupWork.Whatarethesimilaritiesanddifferencesbetween“whitebikes”inAmsterdamandsharedbikeinyourcity/town1.Peopleusethemforshortjourneys.2.There’sacomputertrackingsystemtorecordtheireverymove.3.They’repaintedinbrightcolours.…AmsterdamChinaFreepublictransport.Peoplehavetoputinaspecialcardtousethem.Theyareparkedatspecialparkingplaces.…Peoplepaytousethem.PeopledownloadAPPstousethem.Theyareleftatwhereuserscompletetheirjourneys.…Differences:SuggestedAnswersSimilarities:北師大必修第三冊(cè)Unit8Lesson3(Ⅱ)“WhiteBikes”ontheRoad

目標(biāo)二：Toidentifynoun/verbsofthesamerootandusethemincontextActivity1:Identifylanguagepointsthatyouwanttosharewithyourpartner.Discussingroupsandthensharewiththeclass.1.Inthe1960s,agroupofcyclingfanscameupwithanidea.20世紀(jì)60年代，一群自行車愛好者萌生了一個(gè)想法。comeupwith想出；想到小貼士：comeup的主語是物，表示“（計(jì)劃、建設(shè)、議題等）被提出”，而comeupwith的主語是人或團(tuán)體組織，表示“（某人）提出”。【歸納拓展】comeup 走近；上來；提出

comeout 出來；出版comeabout 發(fā)生；產(chǎn)生

whenitcomesto... 當(dāng)談到……comeacross 遇見；(偶然)發(fā)現(xiàn)cometo 蘇醒；總計(jì)；達(dá)到2.Soonafter,however,problemscameupandthe“whitebikes”alldisappeared-thievesstolethemallinamatterofweeks!然而不久之后，問題出現(xiàn)了，所有的“白色自行車”都不見了——小偷在幾周內(nèi)把它們都偷光了!disappearvi.消失；不見【歸納拓展】disappearfrom消失在disappearance

n.消失；不見appearvi.出現(xiàn)；好像appearancen.

外貌，外觀；出現(xiàn)，露面3.In1999,the“whitebikes”returnedtoAmsterdam-thistimewithacomputertrackingsystemtorecordtheireverymove!1999年，“白色自行車”回到了阿姆斯特丹，這次安裝了電子跟蹤系統(tǒng)用來記錄它們的“一舉一動(dòng)”！【句式分析】本句中withacomputertrackingsystemtorecord...是“with+賓語+賓語補(bǔ)足語”組成的with復(fù)合結(jié)構(gòu)。其常見形式如下：with+賓語+形容詞/副詞/名詞介詞短語不定式/現(xiàn)在分詞/過去分詞Activity2:LookattheWordBuilder.Comparethetwosentencesineachpair.Decidewhatthewordinboldexpresses.athenameofanobject/athing

b

anaction/todothingsWordBuilderVerbsorNouns1.

Thegrouppaintedhundredsofbicycleswhite…()Ineedacanofredpaint.()2.Makesureyouputyourschoolbaginaproperplace.()…placedtheminmayareas…()3.…thistimewithacomputertrackingsystemtorecordtheirverymove!()Trytokeeparecordofwhatyouhavelearnt.()4.Nowadays,theideaof“whitebikes”haspedalleditswayaroundtheworld…()Bothpedalsofmybicyclewerebroken.()baabbabaWhatdothesewordshaveincommon?Canyoulistmoreandsummarisetheirmeaning?benefit,transport,increase,address…一、在英文中，有許多“名詞活用作動(dòng)詞”的現(xiàn)象?；蛘哒f，這些單詞本身就有動(dòng)詞的意思，只是我們?cè)趯W(xué)習(xí)這些單詞的時(shí)候通常只接觸了其名詞的意思。二、熟練掌握這種名詞和動(dòng)詞之間的轉(zhuǎn)換具有非常重要的意義，對(duì)于我們英語水平的提高也至關(guān)重要。它的主要作用體現(xiàn)在：1.讓語言更加簡潔2.使語言更加生動(dòng)3.使語言更加地道英文