Unit8GreenLivingLesson3WhiteBikesontheroad课件高中英语北师大版

“WhiteBikes”OnTheRoadUnit8GreenLivingWarming-upLookatthepicturesonthebook.Guesswhatwillwetalkabouttoday.Warming-upDoyouknowwhataresharedbikes?Haveyoutriedsharedbikes?Whataretheiradvantagesanddisadvantages?Pre-readingReadthetitleandraisesomequestions.Referto“5W1H”strategyWhile-reading:skimmingActivity1.Dividethepassageinto3partsandmatchthemainideaofeachpart.Part1(Para._____)Thedevelopmentof“WhiteBikes”.Part2(Para._____)Influenceintheworld.Part3(Para._____)Amsterdam:theCityofBicycles12-45-6While-reading:scanningActivity2.Readpart1andtakenotesaboutthereasons.flatplentyofplacesforbicycleparkingmoststreetsinthecitycenetrehaveabicyclepathconvinientWhile-reading:scanningActivity3.Readpart2andfillintheblanks.timeThesecondpartisdevelopedin________order.saveenergypaintedbicycleswhiteplacedthemaroundAmsterdamalldisappearedreducepollutionprovidefreepublictransportWhile-reading:scanningActivity3.Readpart2andfillintheblanks.withacomputertrackingsystempaintedinbrightcoloursparkedatspecialparkingplacesHowdidAmsterdamsolvetheproblemin1960s?While-reading:scanningActivity3.Readpart2andfillintheblanks.enjoycleanairenjoyeasytransportWhile-reading:scanningActivity4.Readpart3andanswerthequestion.1.Whyhas“whitebikes”spreadtootherpartsoftheworldinrecentyears?Becausebike-sharingisacheapandeasywaytosaveenergy,reduceairandnoisepollution,andenjoythebenefitsofexerciseincities.2.Whatproblemsarewefacingwhenweusethesharedbikes?Theftofbikesandparkingissues.While-reading:scanningActivity5.Trynottoreadthebook.Finishthesummaryofthepassage.PeopleinAmsterdamhavebeen1.________cyclingforyears.Theyareparticularlyluckybecausethecityisveryflatandtherefore2.________________cycling.Backinthe1960s,agroupofcyclingfans3.________________________anideaofusingfreesharedbikes.Theybelievedthatthiswouldhelpto4.________________,5.________________and6.________________________________.enjoyingconvenientforcameupwithsaveenergyreducepollutionprovidefreepublictransportationWhile-reading:scanningActivity5.Trynottoreadthebook.Finishthesummaryofthepassage.However,shortlyaftersettingupthenewsystem,therewasaseriousproblemasallthebikes7.________.In1999,thebike-sharingideareturnedtoAmsterdam.Thistimetheywere8.________acomputer9.________________.10.________________theeffortsofmanypeople,theideaof“sharedbikes”hasnowpedalleditswayaroundtheworld.disappearedinstallingtrackingsystemThankstoPost-readingLet’swatchavideoandanswerthequestion.Whatproblemsareyourcitizensfacingwhentheyusingsharedbikes?Problem1:It’sdifficulttogetthebike.Problem2:Noparkingplaces.Problem3:It’sdifficulttoreturnthecar.Slowsystemresponse.Problem4:Delayedrepair.Post-readingWorkinpairs.Trytoputforwardsolutionstosolvetheprob