Unit3ConservationLesson2Waronaplasticpackets課件高二英語(yǔ)北師大版選擇性

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在給別人提出建議時(shí)，可以用較委婉或間接的語(yǔ)氣，而不要用直接的命令式語(yǔ)氣，讓對(duì)方覺(jué)得你提供了一種選擇，顯得更有禮貌。給出建議時(shí)，常用疑問(wèn)句和陳述句兩種句式。1.Whynot+動(dòng)詞原形？

為什么不……呢？Whynotstartearly?2.Whydon’twe/you+動(dòng)詞原形？我們/你（們）為什么不……呢？Whydon’tyouwatchthematchonTV?3.How/Whatabout+動(dòng)詞-ing形式？……怎么樣？How/Whataboutjoiningtheswimmingclub?4.Shallwe+動(dòng)詞原形？我們……好嗎？Shallwegotothezoo?疑問(wèn)句LanguageUse—Makingandacceptingsuggestions1.It’sagoodideatodosth.做某事是個(gè)好主意。It’sagoodideatostartanEnglishclubinourschool.2.Try(not)todosth.盡量（不要）做某事。Trynottotranslateeverywordwhenyou’rereading.3.Let’s+動(dòng)詞原形

咱們……吧。Let’sgoouttotakeawalk.4.Youshould/shouldn’t+動(dòng)詞原形

你（們）應(yīng)該/不應(yīng)該……Youshouldlookupthewordinyourdictionary.5.We/Youhadbetter(not)+動(dòng)詞原形

我們/你（們）最好（不要）……You’dbetteraskMr.Zhangforadvice.陳述句Goodidea.好主意。That’s/It’sagoodidea.

真是個(gè)好主意。Soundsgreat/good.

聽(tīng)起來(lái)不錯(cuò)。Sure!當(dāng)然。Whynot?為什么不呢？LanguageUse—Makingandacceptingsuggestions接受建議拒絕建議I’llthinkaboutit.

我會(huì)考慮一下的。I’dloveto,but…

我想去，不過(guò)……I’mafraidthat…恐怕……I’msorry,but…不好意思，不過(guò)……Listeningactivity—Making

andacceptingsuggestionsI.Listentothedialogueandchoosethecorrectanswers.Key:I.

1.C2.BII.1.Shutofftheelectricity

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

andacceptingsuggestions聽(tīng)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