Unit3ConservationLesson2Waronaplasticpackets课件高二英语北师大版选择性

Unit3Conservation

Lesson2WatchavideoWhatdoyouthinkofthevideo?1.Whatdothesefruitsandnutshaveincommon?2.Doyouoftenuseplasticpacketsandboxes?3.Whataretheadvantagesanddisadvantagesofusingthem?Warming-upAlotofthingswebuyinthesupermarketareinplasticpacketsandboxes.It’sconvenienttobuymeatorfruitorvegetablesthatareinpacketsorboxesbecauseitmakesshoppingquickeranditkeepstheproductsfreshandhelpsitlastlonger.However,itiswastefulasmostpeopledon’trecyclethepackets,whichleadstodepressionandanxietyandecologicalgrief.Whataretheadvantagesanddisadvantagesofusingplastic?SummarizeWarming-upConvenientWastefulandunnecessaryTerriblefortheenvironmentRecyclableTokeeptheproductlastinglongerEnvironmentally-friendlyDoyouoftenuseplasticbagsandboxes?Whataretheadvantagesanddisadvantagesofusingthem?Usethephrasesbelowtohelpyou.Youaregoingtolistentotwopeople,KevinandAlicia,talkingaboutplasticpackets.UsetheSkillBuildertodecidewhoseopinioneachstatementisfrom.WriteK

(Kevin)orA(Alicia).1Itisstupidtowrapcoconutsinplastic.()2Plasticpackagingkeepstheproductfresh.()3Plasticpackagingisbadfortheenvironment.()4Thepackagingshouldberecyclable.()5Weshoulddoawaywithpackagingcompletely.()6Refillablecontainersarenotconvenient.()KAKAKAListenforunderstandingPlasticPackagingKevin:_______•Eachcoconutwaswrappedinclear,thinplastic.Isn’tthis______________

__________ofpackagingever?•Butit’scompletely_______________________.Italreadyhasitsown

naturalpackaging.It’sgot______________that’salmostimpossibletobreak!•Alotoftheplasticusedinpackaging________________.It’sterrible

_________________:ouroceansare___________________,andanimals

andbirdsendup__________________________________asaresult.Against

examplewastefulandunnecessaryatoughshellneverrecyclesfortheenvironmentfullofplasticwasteswallowingtheplasticanddyingthemoststupidListenforunderstandingPlasticPackagingAlicia:_______•Butthereis________________.Supermarketswanttomakesurethatcoconutsreachtheconsumer

_________________________.Thepackaginghelpsto_____________________,theproduct

______________.•Buttheplasticwrappingalso_______________.Itstopscoconuthairs___________________________duringtransport.Anditkeepsthecoconut_______.•Butlet’sberealistic:westillneedpackaging.Wejustneedtousethe_____________packaging.ListenforunderstandingForareasonforthisinthebestconditionkeeptheproductfreshwilllastlongerhasotherusesfromgettingintootherfoodcleanrightkindofListeningWhatdidKevinseeinthesupermarket?(2)WhatdoesKevinthinkaboutthis?(3)WhatsolutiondoesAliciasuggest?(4)WhatdoesKevinsuggest?Hesaweachcoconutwaswrappedinclear,thinplastic.Hethinksthatit’sstupidandwasteful.Usingrecycledpackaging.Hesuggestsweshoulddoawaywithpackagingcompletelyandtakeourownrefillablecontainers.Listenandanswerthequestions.LanguageUse—Makingandacceptingsuggestions在给别人提出建议时，可以用较委婉或间接的语气，而不要用直接的命令式语气，让对方觉得你提供了一种选择，显得更有礼貌。给出建议时，常用疑问句和陈述句两种句式。1.Whynot+动词原形？

为什么不……呢？Whynotstartearly?2.Whydon’twe/you+动词原形？我们/你（们）为什么不……呢？Whydon’tyouwatchthematchonTV?3.How/Whatabout+动词-ing形式？……怎么样？How/Whataboutjoiningtheswimmingclub?4.Shallwe+动词原形？我们……好吗？Shallwegotothezoo?疑问句LanguageUse—Makingandacceptingsuggestions1.It’sagoodideatodosth.做某事是个好主意。It’sagoodideatostartanEnglishclubinourschool.2.Try(not)todosth.尽量（不要）做某事。Trynottotranslateeverywordwhenyou’rereading.3.Let’s+动词原形

咱们……吧。Let’sgoouttotakeawalk.4.Youshould/shouldn’t+动词原形

你（们）应该/不应该……Youshouldlookupthewordinyourdictionary.5.We/Youhadbetter(not)+动词原形

我们/你（们）最好（不要）……You’dbetteraskMr.Zhangforadvice.陈述句Goodidea.好主意。That’s/It’sagoodidea.

真是个好主意。Soundsgreat/good.

听起来不错。Sure!当然。Whynot?为什么不呢？LanguageUse—Makingandacceptingsuggestions接受建议拒绝建议I’llthinkaboutit.

我会考虑一下的。I’dloveto,but…

我想去，不过……I’mafraidthat…恐怕……I’msorry,but…不好意思，不过……Listeningactivity—Making

andacceptingsuggestionsI.Listentothedialogueandchoosethecorrectanswers.Key:I.

1.C2.BII.1.Shutofftheelectricity

2.distance,takeabusorataxi,walkorrideabike,saveenergy,reduceairpollution3.takeaclothbag,plasticbagsII.Listenagainandfillintheblanks.Listeningactivity—Making

andacceptingsuggestions听力原文Jane:Hi,Michael.Wouldyouliketobeagreenerperson?Michael:Ofcourse.I’dloveto.ButwhatshouldIdo?Jane:First,yououghttoshutofftheelectricitywhenyouleavearoom.Michael:Oh,that’seasy.What’snext?Jane:Second,you’dbetterwalkorrideabikeinsteadoftakingabusorataxiifyoutravelashortdistance.Michael:That’sright.Itwillsaveenergyandreduceairpollution.Jane:Third,takeaclothbagwhenyougoshopping.Don’tuseplasticbags.Michael:It’ssoeasytobeagreenerperson.Jane:Easiersaidthandone.Michael:Well,actionsspeaklouderthanwords.CompletetheTalkBuilde