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2019-2020年高中英语Unit5ThePowerofNature教案新人教版选修6Teachinggoals Tohavethestudentsgetageneralideaofnaturaldisasters.Tohelpthestudentsdevelopspeakingability.Step1Warmingup
1.Showanepisodeofthefilm“TheDayAfterTomorrow”andintroducethefilmtothestudents.Itisasciencefiction.Itdescribesthatthetemperatureintheearthfallsatagreatspeedandtheearthbeginstoentertheiceagewhichcausedagreatdisastertothepeopleintheworld.Infactthisdisasteriscausedbypeople’sdestructiontothenature.Inthefilmwecanfeelthepowerofnature.Naturaldisastersaredangerousandcancausegreatdamagetous.Canyouthinkofothernaturaldisasters
2.Askstudentstolistothernaturaldisasterssuchashurricaneearthquakesvolcanoetc.Showthepicturesofthesenaturaldisasters.
3.Discussaboutthemeasuresthatweshouldtaketoavoidnaturaldisasters.Wecanfindhowpowerfulnatureisandhowweakhumansareparedwithavolcanohurricaneearthquakeorothernaturaldisasters.Butwearenotpletelypowerless.Wecantakemeasurestoprotectourselvesfrompowerfulnaturalforces.Whatmeasuresshouldwetake
4.Findsomethingaboutvolcano.Volcanoisoneofthesenaturaldisasters.Weshouldalsodosomethingtoavoiditseruptionorreduceitsdamagetous.WhatdoyouknowaboutvolcanoesHowisavolcanoformedHowdoesavolcanoerupt
5.Ifwecanpredicttheeruptionofvolcanoeswecanreduceitsdamagetous.Soweneedvolcanologiststostudyvolcanoes.DoyouwanttobeavolcanologistWhyIfyouareavolcanologistwhatkindofworkshouldyoudoandwhatkindofdangerwillyoumeetStep2Pre-readingMakeaquestionnaireasonpage33andhelpthemknowwhethertheyareinterestedinvolcanology.Homework:Findmoreinformationaboutnaturaldisastersespeciallyvolcanoes.Readarticlesaboutsomefamousvolcanoeseruption.Period2ReadingandprehendingTeachinggoals Toimprovethestudents’readingabilities.Tohelpthestudentstoknowhowtosummarizeatextoraparagraph.Step1Lead-in
1.Free-talkAsksomestudentstodescribesomefamousvolcanoeruptionaccordingtotheirAfter-classreading.Showthevideoofvolcanoeruption.Wecanenjoytheexcitingsightofvolcanoeruption.Butvolcanoeruptioncanalsobringusalotofdamage.Soweneedvolcanologiststostudyvolcanoandreduceitsdamagetous.Let’slearnsomethingaboutvolcanologistsinthetext.Step2Skimming
1.Readthroughthepassagequicklyandfindouttheanswerstothequestions.WhatkindofthingsshouldavolcanologistdoWhatisthevolcanologistwearingwhengettingclosetothecrater
2.Dividethepassageintoseveralpartsandfindoutthemainideaofeachpart.Step3ScanningScanthepassage.Readthepassagecarefullyandanswerthefollowingquestions.Whyisavolcanologist’sjobimportantWhereisMountKilaueaWhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruptionWhatcausedthewriter’sbedroomtobeeasbrightasdayeventhoughitwasnightWhydidthescientistshavetogetclosetothevolcanoafteritbeganeruptingWhywasitdifficultforthewritertowalktowardstheedgeofthecraterWhatdoesthewriterfindimpressiveaboutvolcanoesevenafterstudyingthemfor20yearsStep4DiscussionDoyouthinkitisanoccupationyouwouldenjoyDiscussyourreasonswithyourclassmates.Step5InterviewMakeupaninterview.Fourstudentsasagroup.Onestudentactsasthewriterofthepassage.TheotherthreestudentsactasthejournalistsfromthreedifferentTVstations.Homework:Spendsometimeresearchingonedisaster.YoucanusebooksmagazinesnewspapersortheInternet.Collectpicturesanddiagramandlookforinformationabout:•whatcausesthiskindofdisaster•actualeventsthathappenedinthepastinchinaand/ortherestoftheworld•howpeoplehelpedthevictims•whatisbeingdonetopreventthedisasterhappeningagainortolessenthedamagePeriod3LearningaboutLanguageTeachinggoals Tohelpthestudentstolearnhowtousewordsandexpressions.ToreviewtheV-ingformandlearntheperfectV-ingform.Step1DiscoverusefulwordsandexpressionsShowthevideoofanepisodeofVesuviuseruptionandaskstudentstofillinthetextwithproperwords.TheeruptionofMountVesuviusin79ADtookpeopleinPompeiibysurprise.Itwassoquickandsoseverethatthetownwassooncoveredin________and________.Manyhousesinthetownwere________.Itwasan________disasterformanypeoplewhocouldnotgetawayintime.AwriternamedPlinywhowasthereduringthe_______describedhowlavawasthrownintotheairlikea________.________manyofthetownspeople________atthe________sightofVesuviuseruptionstayedtoolongandfailedtoescapeintime.Findsuitablewordsorexpressionsfromthetextsintheunittofillintheblanksonpage
35.Step2GrammarShowaflashtoreviewthedifferencesbetweenV-ingandthepastparticiple.现在分词表示主动,过去分词表示被动现在分词表示进行中的动作,过去分词表示动作已完成ShowaflashtoreviewtheV-ingformastheadverbial.分词的逻辑主语必须与主句的主语一致.分词的动作不是主句的主语发出时分词前面必须加上它的逻辑主语这种分词短语叫做独立主格结构.当独立主格结构的逻辑主语泛指一般人如weyouone时逻辑主语可以省略.Showthefollowingpairofsentencesonthescreen.Iwasfeelingtired.Iwenttobedearly.→FeelingtiredIwenttobedearly.相当于AsIfelttiredIwenttobedearly.Iworkedhardallday.Iwenttobedearly.→HavingworkedhardalldayIwenttobedearly.相当于AfterIworkedhardalldayIwenttobedearly.可以看出:分词的一般式说明分词的动作与主句谓语动词的动作是同时发生的.分词的完成式说明分词的动作发生在主句谓语动词的动作之前.巩固练习:现在分词的完成式和一般式进行互换.StudyingvolcanoesIamamazedattheirbeautyaswellastheirpotentialtocausegreatdamage.→HavingstudiedvolcanoesfortwentyyearsIamstillamazedattheirbeautyaswellastheirpotentialtocausegreatdamage.HavingstoodforseveralminutesIsawsomeofmyfriendschattingatatable.→ArrivingthereIsawsomeofmyfriendschattingatatable.Writingtheletterheleftoutsomethingimportant.→Havingwrittentheletterhereaditcarefully.
4.用分词的一般式改写句子:AsIdidn’tknowhowtofindthesubwayIcalledapolicemanforhelp.→NotknowinghowtofindthesubwayIcalledapolicemanforhelp.可以看出:分词的否定式是在分词短语前面加上notnever等否定词.
5.小结-ing形式的用法–ing形式作状语用法例句时间Seeingthosepicturessherememberedherchildhood.=Whenshesawthosepictures….条件Standingatthefootofahighmountain,youwillfindyourselfverysmall.=Ifyoustandatthefootofahighmountain….让步KnowingwhereIliveheneverestoseeme.=ThoughheknowswhereIlive….伴随Theystoodthereforhalfanhourwatchingthestarsinthesky.=Theystoodthereforhalfanhourandwatchedthestarsinthesky.原因BeingtiredIstoppedtotakearest.=BecauseIwastired…结果Shewassoangrythatshethrewthetoyonthegroundbreakingitintopieces.=Shewassoangrythatshethrewthetoyonthegroundandbrokeitintopieces.V–ing形式的完成式作状语用法分词的完成式说明分词的动作发生在主句谓语动词的动作之前.例句Havingbrushedhisteeth,Mr.Browncamedownstairsforbreakfast.
6.Findinthetextthesentenceswithv-ingformsortheperfect–ingform.
7.完成36页与37页的关于分词的一般式和完成式的练习.Homework:
1.完成workbook中对应的练习.2.完成分词专项练习Period4Usinglanguage中的ListeningandSpeakingTeachinggoals Tohelpthestudentsimprovelisteningskills.Tolearnhowtoexpressfearsurpriseandanxiety.Tolearntodescribeanaturaldisasteraccordingtoexperienceorimagination.Step1lead-inAccordingtothefollowingsituationmakeupadialogueandactoutthedialogue.Fourstudentsasagroup.Situation:Yourgroupgotoavolcanotocollectasampleofboilinglavatakemeasurementinthecraterandflyoveravolcanotomakeamapofthedirectionofthelava.Youwillmeetalotofdifficultiesandhavetooverethem.这个任务也可在课前布置让学生去准备好这样课堂上就直接让两组同学来表演.通过这样的导入学生对听力材料会有似曾相识的感觉而且会饶有兴趣地去听材料里面的内容去弄清楚材料里的火山学家到底碰到什么样的困难怎样去克服困难的.Step2ListeningFirstListening.Lookatthethreepicturesofvolcanologistsatwork.Thenlistentothemtalkingabouttheirmostfrighteningexperience.Writetheirnamesunderthepictures.SecondListeningListentothetapeagain.Answerthequestionsabouteachperson’sexperience.Howlonghashe/shebeenavolcanologistInwhatcountrywasthevolcanohe/shetalksaboutWhydidhe/sheforgettobefrightened
3.ThirdListeningAskstudentstoworkingroupsofthreeeachtakingtheroleofoneofthevolcanologistsandtellingthestorytoothersinthegroup.FourthListeningListentothetapeoncemore.Writethenameofthepersonbesidethethingstheysaid.Thisexercisealsotellsusthewaystoexpressfearandanxiety.Askindividualstudentstoreadthesentencesaloudtotheclass.Askthemtotrytorecallwhosaideachone.Playthetapeforstudentstoidentifytheexpressionsandrecordthenameofthespeaker.Itmaybenecessarytoplaythetapemorethanonce.Checkanswersbyplayingthetapeandstoppingwhenoneoftheexpressionisheard.Askstudentstoretelleachperson’sfrighteningexperience.Step3SpeakingThinkofapowerfulnaturalforcesuchasanearthquakefloodtyphoonstormthatyouhaveexperienced.Youcanuseyourimaginationifyouhavenotexperiencedanyofthesethings.Firstyoushouldtellyourpartneraboutyourexperienceandhowyoufelt.Andthenasksomestudentstotellthewholeclasshis/herexperienceandhowhe/shefelt.Homework:FinishtheListeningPracticeandListeningTaskintheworkbook.Makeupadialoguewithyourpartner.WhatshouldwedotopreventthedisasterhappeningagainorlessenitsdamagePeriod4Usinglanguage中的ReadingandWritingTeachinggoals:LearnaboutTianchiitslocationviewslegendetc.Helpthestudentstoenjoythebeautyofnature.Improvetheabilityofwritingbywritingscenicspotsinyourhometownoryouhavevisited.Step1Lead-inAskstudentstodescribethetouristattractionstheyhavevisitedortheyknow.Showthepicturesofsomescenicspotsandstudentscanenjoytheirbeauty.ShowsomepicturesofChangbaishanandintroduceChangbaishantostudents.ShowsomepicturesofTianchiandintroduceTianchitostudents.AskstudentstoguesshowTianchiwasformed.Theycanhaveadiscussionaboutthisquestion.Step2FastReading
1.Readthetextquicklyandfindoutthemainideaofeachparagraph.Paragraph1:TheintroductionofChangBaiShan.Paragraph2:TheintroductionofTianChi.Paragraph3:AstoryaboutTianChiParagraph4:DropacoinintoTianChitoguaranteeyourlove.
2.Readingthearticleandtellthestatementsaretrueorfalse.1ChangbaishanisthesecondlargestnaturereserveinChina.2ThepeakofChangbaishancanreachashighas2000meters.3YoucanseealotofblackbearsleopardsorcranesinChangbaishan.4Tianchiisalakeinthecraterofanextinctvolcano.5TheancestorsoftheManchupeoplewerebelievedtobegoodatlanguageandpersuasion.Step3CarefulReadingReadthefirstparagraphandanswerthefollowingquestions.WhereisChangBaiShanHowimportantisChangBaiShanHowhighisChangBaiShanWhatkindsofrareanimalsarethereintheChangBaiShanWhydopeopleetoChangBaiShanWhat’sthemostpopularattractionofChangBaiShanReadthesecondparagraphandanswerthefollowingquestions.1HowwasTianchiformed2HowhighandhowdeepisTianchi3WhatkindsofsightscanyouseeinTianchiReadthethirdparagraphandtellthewholeclassthestoryaboutTianchi.Readthefourthparagraphandanswerthequestion:WhatshouldyoudoifyougotoTianchiwithyourlovedoneStep4RetellingRetellthewholetextreferringtothegivenquestions.Step5writingNatureissobeautiful.Showsomepictures.Wecanseethatwhenitischeerfulitisbeautiful.IsittruethatnaturecouldalwaysremainbeautifulandcalmNo!Showsomepicturesandwecanfindthatwhenitgetsangryitwillnotbebeautifulanditwillbeugly.Soifwewanttoseethebeautifulnaturewemustkeepnaturecheerfulweshouldn’tdestroyitandwemustprotectit.Discussthequestion“Whyandhowcanwekeepournaturecheerful”HomeworkWriteanarticle“Whyandhowcanwekeepournaturecheerful”。