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2019-2020年高中英语Unit2TheenvironmentWordpower教案牛津译林版必修5Teachingaims:
1.Enlargestudents’vocabularyabouttheenvironmentprotection.
2.Practicestudents’readingandspeakingability.
3.Toknowsomethingabouthowtoprotecttheenvironment.DifficultImportantpoints:
1.Tolearnhowtoformnewwordsrelatedto“eco”“bio”and“astro”.Learntheirmeanings.
2.Enlargestudents’vocabulary.Teachingmethods:Task-basedteachingGrouppetition.Teachingaids:Aprojector.Aputer.Procedure:StepI:GreetingsGreetthewholeclassasusual.StepII:Lead-inreadabrochureReadthisbrochureaboutanewenvironmentallyfriendlyhotelwhichisopening•Ecotouristsarepeoplewhovisitanareaanddonotharmordamagetheecosystem.Theyareinterestedinenvironmentalprotection.IfyouarethiskindoftouristyouwillloveEcoville.Weusenaturalsafeenergyfromthesunsolarenergyinsteadofdiggingupearthtofindfossilfuels.Nothinginourhotelcausespollution.Weevenuseeco-friendlywashingpowdertowashyoursheets.Don’thaveyournextholidayinacityfulloffactoriesthatcreateharmfulwaste.etoEcovillewhereyouandEarthwillbesafetogether.NowpleasetrytofindasmanywordsaboutenvironmentprotectionForexample:ecotouristsecosystemecovilleeco-friendlyecovilleCanyouguessthemeaningsofallthesewordswith“eco”.Theprefix‘eco-’esfromGreekandmeans‘earth’.Itisusedinmanywordstotalkabouttheenvironmentsuchas‘ecology’and‘eco-tourism’.Writesixwordsthatincludetheprefix‘eco-’.Useyourdictionaryifyouneedto.ecofriendlyeco-traveleco-tripecotouristsecovilleecosystemNowlet’sdomorepractice.Theprefix‘bio-’means‘life’.Writesixwordsthatincludetheprefix‘bio-’.Useyourdictionaryifyouneedto.biologybiochemistbiologistbiophysicsbiospherebiotechnologyTheprefix‘astro-’means‘star’.Writesixwordsthatincludetheprefix‘astro-’.Useyourdictionaryifyouneedto.astronautastronomicalastrologyastrophysicsastronomerastrologerStepIII:Learnsomewordsandphrasesaboutthingsthatarebadfortheenvironment.Whenwetalkaboutthingsthatarebadfortheenvironmentmanyofthewordsthatweusearepoundnouns.Usethepoundnounsintheboxtolabelthepictures.Clear-cutloggingopencastminingslashandburnfarmingozonelayeracidrainglobalwarmingStepIV:petitionWehavelearnedalotofwordsandphrasesaboutenvironmentalpreservation.LookatthefollowingpicturesandtrytouseasmanywordsandexpressionsonenvironmentasyoucanIwilldivideyouintotwogroups.Thegroupwhichhasmoreideaswillbethewinner.FirstofallI’llgiveyouanexample.Lookatthepictureonthescreen.Thenthephrasesaboutit.Example:waterpollution.•putwastewaterintorivers.•killseacreatures•fishdiebypollution•notenoughfreshwatertodrink•recyclewastewater•turnoffthetapwhencleaningyourteeth.•savewaterThenlookatthesecondpicturelet’shaveagrouppetition.StepV:Writeanadvertisement.HelpthemanagementofEcovillawriteanadvertisement.Fillintheblankswiththewordsfromthepreviouspage.•Theconceptbehindourhotelis1______________protection.ItissafeandfunforthewholefamilyevenMotherEarth.•EcovillewastheideaofLiZhengascientist.Hewasworriedaboutglobalwarmingandtheholeinthe2______________.Hewantedachancetohaveaholidayinbeautifulpartoftheworldbutnottocausedamagetothe3_____________ofthearea.OnenighthesawatelevisionshowaboutavillageinAfrica.Thewholevillageuses4____________fromthesun.No5______________areburntinpeople’shomes.Thereisnoharmfulwastefromthefactoriesbecauseitischangedbackintofuelandusedtopowerthefactories.Thecarsareallelectricandcanbepluggedintonormaloutlets.Eventhingslikesoappowderare6_______________products.•MrLiwasveryexcitedaboutlikeideaanddecidedtobuildEcovilleexactlythesameway.NothingyoufindinEcovillecausesany7______________atall.Weevenbuiltourhotelaroundthetrees---youcanrelaxandbesurethattherewasnodamagedonetomakespaceforyouroom.Weevencheckedtomakesurethatthemetalsweusedtobuildwerenotobtainedfrompaniesthatpracticeopencastmining.•Soeandjoinusbecausepartofthenewgenerationoftourists8____________andspendyournextholidayinbeautifulEcoville.StepVI:Task•Eco-travelisaformoftravelthatbinesnormaltourismwithlearning.Insteadofsimpletravelingforpleasureyoucanuseyourtripasawaytoprotecttheenvironment.Normaltourismisoftenbadfortheenvironmentandtouristsoftencauseproblems.Eco-travelontheotherhandisawaytotravelresponsibly.Eco-touristswanttolearnabouttheworldsothattheycanmakeitbetteroratleastunderstanditbetter.Eco-travelisawaytofindoutwhatcanbedonetohelpanimalsandplantsaswellaspeople.Readaboutthefollowingeco-traveldestinationsandpletethetasksbelow.RedRiverVillage•SwimintheRedRiver.•Lookatthebirds.•Goforawalkalongtheriver.•Goboatingontheriver.•Planttreesontheriver.•Learnaboutwaterandthefishintheriver.•Learnhowtokeepthewaterclean.•Learnaboutthebirdsbytheriver.•BystayinginthehotelsinRedRiverVillagetouristscanhelpthevillagersmakemoneysothattheycantakecareoftheriverandthebirds.SnowMountain•Gohikinginthemountains.•Lookatthebirds.•Lookatotheranimals.•Goskiinginwinter.•Planttreesonthemountain.•Learnaboutnature.•Learnaboutthechangesineachseason.•Learnabouttheoldtreesonthemountain.•IfyouvisitSnowMountainyoucanhelpthepeopletheretokeepthemountaincleanandtotakegoodcareofthebirdsandotheranimals.Workingroupsoffour.Imaginethatthefourofyouaregoingonaneco-trip.Preparerolecardsforthediscussionanddecidewhereyouaregoing.Eachgroupmemberhastopreparereasonsforvisitingoneoftheplacesabove.StudentA:RedRiverVillage•IthinkweshouldgotoRedRiverVillagebecausewecan______________________________.•Andwecanlearnabout______________________________•IfwevisitRedRiverVillagewecanhelp_______________________________________StudentB:SnowMountain•IthinkweshouldgotoSnowMountainbecausewecan_________________________________.•Andwecanlearnabout______________________________•IfwevisitSnowMountainwecanhelp_______________________________________StepVII:Homework:Finishtheexercisesinyourworkbook.。