【公開課】Unit+3+Listening+and+Talking+課件人教版（2019）選擇性必修第三冊

Unit3

EnvironmentalprotectionListeningandspeakingTalkaboutairpollutionLead-inPre-listeningwhile-listeningpost-listeningPart1Lead-inBeforeyoulisten,lookatthepicturesbelowanddiscussthequestionsingroups.Task1:chimneycoalNewenergy-efficientvehiclessmoke+fog=smog1.Whatinformationcanyougetfromthesepictures?2.Howdothesesituationsinfluenceyourlife?1.Whatinformationcanyougetfromthesepictures?Icangetinformationaboutwherethepicturesweretaken,forexample,thebridgeisinLondon,andthechimneysareinapowerstation.Bothplaceslookverypolluted.Icanseethatthecarispoweredbyelectricityasitispluggedin.Icanseesomecoalbeingburned.Thesepicturestellmethattheinterviewisprobablyaboutenergyandpollution.2.Howdothesesituationsinfluenceyourlife?Thesesituationsinfluencemylifenotonlybyprovidingelectricityformeandtransportingme,butalsobypollutingtheairIbreathe.Whatdoyouknowabouttheairpollutions?Part2pre-listeningWordspreviewsmog煙霧severeproblem嚴重的問題fossilfuel化石燃料ordersb.todo命令某人做claimalife奪去一條生命anexperton...某方面的專家boom繁榮發(fā)展restrict限制beharmfulto對……有害advisesb.todo建議某人做某事asconciseaspossible盡可能簡潔contributeto促成；有助于；導致combination結(jié)合originate起源于Part3While-listeningSmogis_____________.acombinationofsmokeandfogB.atypeofchemicalSmogbecameasevereproblembecausepeopleatthattime___burnwoodsB.burncoalC.burnoilD.burncropsTheworstairpollutionhappenedinLondonin____.1950B.1951C.1952D.1953ThegreatsmoginLondonclaimed_______deaths.A.3,000B.4,000C.5,000D.6,000Task2Listentoaninterviewwithanairpollutionexpertanddecidewhetherthestatementsaretrue(T)orfalse(F).1.Theexpression“smog”originatedinBritainandmeansacombinationof“smoke”and“fog”.()2.SmogbecameasevereprobleminBritainbecausepeopleatthattimeburntlotsoffossilfuels.()3.TheworstsmoginBritishhistoryhappenedinLondonin1942.()4.TheGreatSmogofLondonclaimed5,000lives.()5.Later,theUKgovernmentorderedpeoplenottoburnwoodintheirhomes.()TTFFFTask2Listenagainandtakenotesonwhattheexpertsaid.Thensummarisetheinformationyougotfromtheinterview.BenDrake,anexperton

airpollution,isbeinginterviewedontheradio.Hesaidthatsmogwasasevereproblem______________centuryinBritain.Atthattime,Britainwasexperiencingaboomin______________.Factoriesandhomes______________,whichcreatedsmog.HealsomentionedtheheavysmoginLondon______________________________________________in1952.LatertheUKgovernmentrestricted___________inhomesandforcedfactoriesto______________

_______________.Assmogisharmfultoeveryone,theexpertadvisedusto____________________________________,use_________________________,andfurtherdevelop__________________.intheearly20thindustryusedlotsofcoalover4,000deathswasparticularlybadandcausedburningcoalmoveawayfromcitycentresreplacecoalwithcleanerformsofenergynewenergy-efficientvehiclesgreentechnologyTask3SummariseinformationInactivelistening,summarisinghelpsyoureviewthekeypointsofaspeaker’smessage.Inordertowriteagoodsummary,youmusttakenotesofthemostimportantpointsasyoulisten.Whensummarising,youneedtobeasconciseaspossibleanduseyourownwords.

Part4Post-listeningHostess:Goodmorning,listeners.Airpollutionisaseriousproblem,withurbanpopulationsparticularlyatriskfromsmog.BenDrakeisanexpertonairpollution,andheisjoiningustodaytotalkaboutthisissue.Ben,wheredoestheword“smog"comefrom?BenDrake:“Smog”comesfromacombinationofthewords“smoke”and“fog”.ItoriginatedinBritain

,whensmogwasasevereproblem.Hostess:Whywasitsobadthen?BenDrake:Well,Britainwasoneof

andfactoriesandhomesusedlotsofcoal.Whenburnt,thecoalproducedharmfulemissionswhichcreatedlotsofsmog.InLondon,theyalsocalledthesmoga“peasoup”becauseitwasasthickassoup.ListeningtextTask3intheearly20thcentury

thefirstindustrialcountries

Hostess:Thatsoundsterrible!Whatproblemsdiditcause?BenDrake:

Smogcausedmanyhealthissuesandkilledmanypeople.TheworstcasehappenedinLondonin1952.Overafewdayswhenthesmogwasparticularlybad,

4,000deathswererecorded.Itwasnecessaryto

.TheUKgovernmentorderedpeople

andforcedfactories

to

.Hostess:Butsmogisstillanimportantissueinmanyplaces.What

canbedoneaboutit?BenDrake:

Smogisharmfultoeveryone,especiallytochildren,oldpeople,andthosewithheartorlung

problems.Wehaveto

and

foreveryone’shealthandwellbeing.Weshould

and

weneedto

use

.Wehave

the

,but

wemustuseanddevelopit.Hostess:Yes.Let'shopewecanmakesomebigchanges.Thanks,Ben.BenDrake:Thankyou.

takeimmediateaction

nottoburncoalintheirhomesmoveawayfromcitycentresreducesmogimproveairqualityreplacecoalwithcleanerformsofenergy

newenergy-efficient

vehiclestechnologyEveryoneknowsthat… Thereisnodoubtthat...Mostpeoplethinkthat... Weallknowthat…Asisknowntoall,... Itisobviousthat…Workingroups.Discussthequestions.Theexpressionsintheboxmayhelpyou.Referringtocommonknowledge1.Haveyouexperiencedheavysmogwhereyoulive?Haveyouseenphotosofbigcitiesundercloudsofsmog?Whatisitlike?2.WhatdoyouthinkarethemajorcausesofsmoginChina?3.Whatmeasureshavethegovernmentandcitizenstakentohelpaddresstheproblem?Task4TypesofpollutionLondonYourCityCauseSolutionscoalRestrictedburningcoalandforcedfactoriestomoveawayfromcitycenterWhataboutyourcity?ThevideoandpicturesbelowcanhelpyouSmoginChina:causesVehicleemissionsarethemajorcauses!SmoginChina:measuresChooseGreen

TravellingChooseElectric

VehiclesMakeVehiclesRestrictionPolicyPlantTreesTypesofpollutionLondonYourCityMajorcauseSolutionscoalrestrictedburncoalandforcedfactoriestomoveawayfromcitycentervehicleemissionsprefergreen

travelling;chooseelectricvehicles;makevehiclerestrictionpolicy;planttrees…1.Haveyouexperiencedheavysmogwhereyoulive?Haveyouseenphotosofbigcitiesundercloudsofsmog?Whatisitlike?IhaveoccasionallyexperiencedheavysmogwhereIlive.Ihavealsoseenpicturesofheavysmogovercities.Itisverythickan