Unit+6+Earth+first++Listening+and+speaking 高一英语外研版（2019）必修第二册

Unit6Period3ListeningandSpeaking新课导入Smogcomesfromthewords"smoke"

and"fog",anditisusedtodescribetheairpollutionincitiescausedmainlybytrafficandfactories.Smogcanbedangerousbecauseitcausessevere

breathingproblemsandinfections.课堂学习1Listentothelectureandchoosethetopicsthatarecovered.

1.Whattheword“smog”means.2.Whentheword“smog”appeared.3.Whatcausedsmoginthepast.4.Whatcausessmognow.5.Theeffectsofsmogontheenvironment.6.Howgovernmentstrytoreducesmog.7.Whatwillhappenifwedon’treducesmog.LearningtolearnApoliteinterruptionisusuallyframedasarequestforpermissiontointerruptsomeone,oftenstartingwithIf...,

MayI...?

orCanI...?ThismaybeprecededwithanapologysuchasSorry,...orExcuseme,...Usuallyweinterruptsomeonewhentheypauseforbreath,orduringtheslightpausebetweenspokenclauses.2Listenagainandcompletetheslides.1900s

TheGreatSmog

nowindchemicals

comingfromtraffic

requirementsofpayingtodrivechemicalsNowtalkaboutwhatthestudentssaytointerruptthelecturerpolitely.Listenagainifnecessary.Lecturer:Goodevening,everyone,andthankyouforcomingtotoday’stalk.I’mDrBrownandI’mgoingtotalkaboutairpollutionincities-whatweallknowas“smog”.Pleasefeelfreetostopmeifyouhaveanyquestions.So,firstofall,abitofhistory.Theterm“smog”wasfirstusedinthe1800sincitiesthathadproblemswithsmokeandfog.StudentA:Sorryforinterrupting,butIbelieveitwasinthe1900s.Lecturer:Sorry,Imadeamistake.Youareright.Itwasinthe1900s.Thankyou.Londonwasoneofthecitieswheresmogcausedbigproblems.InDecember1952,itsufferedfrom“TheGreatSmog”.Itwasaverycoldwinter,soalotofcoalwasburnedathomeandinthefactories.Theproblemwasthattherewasnowind,sothicksmogcoveredthecity.Nowadays...StudentB:Excuseme,butcanIjustask-didthesmogcauseanydeaths?Lecturer:I’mafraidso.Accordingtoresearch,about4,000peopleareknowntohavediedasaresultofthesmog,butthatnumbercouldbemuchhigher.Itwasterrible!Nowadays,smogstillexists,butisproducedbychemicalscomingfromtrafficandfactories.However,governmentsaretakingmeasurestoreducesmogasmuchaspossible.Now,let’slookatwhatsmogdoestoourhealth.StudentA:IfIcouldjuststopyouagain...Canyougiveusexamplesofthesemeasures?Lecturer:Well,forexample,factoriesmustfollowrulesaboutwhatchemicalstheyuse.Insomecities,whenthere’ssmog,peoplehavetopaytodriveinthecentre.Now,let’smoveontotheimpactofsmogonourhealth...3Workinpairsandtalkaboutrecycling.StudentATellStudentBaboutrecyclingusingtheinformationbelow.

BepreparedtobecorrectedbyStudentB.•Theclassificationofhouseholdwasteaimstohelppeopleseparatedifferenttypesofwaste.Thisisimportantbecausethesedifferenttypesofwastecanbedisposedoforrecycledappropriatelyandeffectively.•Householdwastecanberoughlydividedinto:*foodwaste*non-recyclablewaste*recyclablewaste,includingpaper,glass,plasticandusedbatteries•Chinaplanstointroducehouseholdwasteclassificationandsortinginthefirstbatchofcitiesby2020.OnlyBeijing,Shanghai,TianjinandChongqingareincludedinthefirstbatch.•Thetargetrecyclingrateinthesecitieshasbeensetat55%by2020.Usefulexpressions•Pleasefeelfreetostopmeifyouhaveanyquestions.•Sorry,I’vemadeamistake.•You’reright,...•I’mafraid

...•Well,...StudentBListentoStudentAtalkingaboutrecycling.Interruptpolitelytocorrecthim/herusingthefollowinginformation:•

Usedbatteriesareusuallyregardedasnon-recyclablewasteandshouldbedisposedofseparately.•ThefirstbatchofcitiestointroducehouseholdwasteclassificationandsortingincludesBeijing,Shanghai,Tianjin,Chongqingandallcapitalsofprovincesandautonomousregions.•Thetargetrecyclingrateinthesecitieshasbeensetat35%by2020.Usefulexpressions•Sorrytointerrupt,but...•Excuseme,butcanIjustask...?•CouldIjuststopyouagaintocheck...?•DoyoumindifIaskanotherquestion?•Sorry,butIwaswonderingwhether...•IsitOKifIjumpinforasecond?SampleLecturer:Goodafternoon,everyone,andthankyouforcomingtotoday’stalk.I’mDrSmithandI’mgoingtotalkaboutrecycling.Pleasefeelfreetostopmeifyouhaveanyquestions.So,firstofall,thepurposeoftheclassificationofhouseholdwaste.

Theclassificationofhouseholdwasteaimstohelppeopleseparatedifferenttypesofwaste.Thisisimportantbecausethesedifferenttypesofwastecanbedisposedoforrecycledappropriatelyandeffectively.Andhouseholdwastecanberoughlydividedinto:foodwaste;non-recyclablewaste;recyclablewaste,includingpaper,glass,plasticandusedbatteries.StudentB:Sorryforinterrupting,butIknowthatusedbatteriesareusuallyregardedasnon-recyclablewasteandshouldbedisposedofseparately.Lecturer:

Sorry,I’vemadeamistake.Youareright.Usedbatteriesarenon-recyclablewaste.Thankyou.

Chinaplanstointroducehouseholdwasteclassificationandsortinginthefirstbatchofcitiesby2020.OnlyBeijing,Shanghai,TianjinandChongqingareincludedinthefirstbatch.StudentB:

CouldIjuststopyouagaintocheckthatyousayonlyBeijing,Shanghai,TianjinandChongqingareincludedinthefirstbatch?AsfarasIknow,notonlycitiesBeijing,Shanghai,TianjinandChongqing,butallcapitalsofprovincesandautonomousregionsareincluded.Lecturer:Sorry,Imadeamistakeagain.Thanksforyourcorrection.Thetargetrecyclingrateinthesecitieshasbeensetat55%by2020.StudentB:

IsitOKifIjumpinforasecond?Infact,Thetargetrecyclingrateinthesecitieshasbeensetat35%by2020.4Workinpairs.Talkaboutanotherenvironmentalproblemandhaveasimilarconversation.◀

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