2023学年完整公开课版Unit12Fatherormother教学

Unit12

Fatherormother?Onasnorkelingtrip

Atanaquarium

Onaboattour

Inbooks

Infilms

OnTVnatureprograms

OntheInternetHaveyouseenplantsandanimalsthatliveunderthesea?Wheredidyouseethem?

Warming-upTherearemanybeautifulplantsandanimalsinthesea.UndertheSeaNow,weareonasnorkelingtripunderthesea.Later,we’llcomeacrossagreatvarietyofmarine(海洋的）animals.Guesswhatwe’llsee?dolphinturtle海龟manatee海牛eel海鳗octopus章鱼squid鱿鱼

butterflyfish蝴蝶鱼kelp海藻seastar海星angelfish天使鱼clownfish小丑鱼seaflower/anemone海葵coral珊瑚jellyfish水母seahorse海马shark鲨鱼Heisnoticingus~Wemustgonow.Wearesafenow.AndIcatchaseastarneartheshore.snorkelingaquarium

Ifyoulike,youcangotoseemoreabouttheoceanlifeatanaquarium.Whatdoyouknowabout“killerwhales”?Malewhalescanreachlengthsupto27feetandcanweighupto12,000lb.Youcantellanadultmalefromanadultfemalebytheshapeoftheirdorsalfin(male’slonger,upto6feettall).Killerwhalesarefoundinalloceansoftheworld.Asagroup,killerwhalesareknowntoeatfish,squid,seals,sealions,penguins,evenotherwhales.Thus,theyarecalled“KillerWhales”.Scientificname:OrcinusOrcaWhataboutbaleenwhales?Baleenwhalesarewhalesthathavenoteeth.Theytakeinhugemouthfulsofwaterandfilterit,trappingsmallfishandinvertebrates.Thereareseveralspeciesofbaleenwhalesuchasthebluewhale,thehumpbackwhaleandtherightwhale.BabyBlueWhale

GrayWhale

KillerWhale

RightWhale

WhiteWhaleSpermWhale

MinkeDifferentkindsofwhalesWhalingoperatedbetweenthe1830sandthe1920sonthesoutheasterncoastofAustraliaataplacecalledEden,whereClancy’sstoriesareset.Therearemanystoriesofkillerwhalescooperatingwiththewhalerstheretocatchthebaleenwhalesthatmigratedandlaterdownthecoasteverywinterandspring.OldTomwasoneofthekillerwhalesandhisskeletonisdisplayedintheKillerWhaleMuseuminEden.EdenKillerWhaleMuseumWhaling,thehuntingandkillingofwhalesforoilandotherbyproducts,waspracticedasanorganizedindustryasearlyas875AD.Bythe16thcentury,ithadrisentobetheprincipleindustryinthecoastalregionsofSpainandFrance.

Whatisawhaler?Itcanbe:apersonwhohuntswhales;ashipusedforhuntingwhales.Therearemanyanimalsthathelpouthumansinhunting,suchasdogsandcormorants(鸬鹚).Howmanydifferentkindsofanimalscanyousee?Whatarethey?2.Whatarethementryingtodo?3.Whataretheblackwhalesdoing?4.Whendoyouthinkthiseventistakingplace?(Whichcentury?)LookatthepictureonPage19andthinkaboutthequestions.

SkimmingWhoisOldTom?Whatisthefirstanecdoteabout?Andhowaboutthesecondone?OldTomisthenameofakillerwhale.Thefirstanecdotedescribesahuntingexperienceabouthowthekillerwhaleshelpedthewhalerstohuntawhale.IttellsabouthowakillerwhaleprotectedandsavedJames,awhaler.OldTomhelpedcatchthewhalesOldTomsavedthewhaler-James_______was16yearsoldwhenhewenttoworkatthewhalingstation.2.________orderedClancytogototheboatastherewasawhaleoutthereinthebay.3.________wasswimmingbytheboat,showingthewhalerstheway.4._______toldClancythattheywouldreturnthenextdaytobringinthebodyofthewhale.5.______wascarriedbythewavesfurtherawayfromthewhalers.6._______knewthatOldTomwouldprotectJames.ClancyGeorgeOldTomJackJamesRedScanningPutthesentencesincorrectorderGeorgestartedbeatingthewaterwithhisoar.ClancyracedafterGeorgetotheboatwithoutrightclotheson.Clancyarrivedatthewhalingstation.Thekillersstartedracingbetweenourboatandthewhale.Clancyheardahugenoisecomingfromthebay.Clancywassortingouthisaccommodation.Clancyrandowntotheshore.Themaninthebowoftheboataimedtheharpoonatthewhale.65173248Thetextismainlyabout____.A.thekillerwhalesareeasilytrainedB.thekillerwhalescanhelpthewhalerscatchthehugewhalesC.thekillerwhaleskillthewhalesfortheir

foodD.thekillerwhalesdragthewhalesunderthewaterBReadingComprehensionReadandchoosethebestanswer.2.OldTomthrowsitselfoutofthewaterandthencrashesdowninorderto___.A.givethewhalerstheinformationaboutawhaleB.tellthewhalersitishungryC.helpthewhalerscatchthewhaleD.informthewhalerstorunawayA3._____killedthewhaleatlast.A.OldTomB.ThekillerwhalesC.TheauthorD.ThewhalersD4.Whydidthewhalersstartturningtheboataroundtogohomeafterthewhaledied?

A.Becausetheydidn’tneedadeadwhale.B.Becausetheycouldn’tfindthe whale’sbody.C.Becausetheyknewthatthedeadwhalewouldn’tfloatuptothesurfaceforaround24hours.D.Theyhadtodothisbecauseitwastoolate.C5.ThekillerwhaleprotectedJamesby_____.A.fightingthesharkB.killingthesharkC.preventingthesharkgoingcloserD.dragginghimbackC6.Wecaninferfromthestorythat____.A.Thekillerwhalesmaybetrainedbythewhalers.B.ThekillerwhaleswanttohelpmancatchthewhalesthemselvesC.ThekillerwhalesneednotrainingforhelpingthewhalersD.ThekillerwhaleswanttoeatthewhalesafterkillingthemAAnswerthequestions.1.WhatevidencewastherethatOldTomwashelpingthewhalersout?2.Whatotheranimalsdidtheauthorcomparethekillerwhaleswith?Whydoyouthinkthekillerwhalesbehavedlikethis?3.WhydidGeorgethinkthatthekillerwhalesworkedasateam?4.Whydidthewhalersallowthekillerwhalestodragthewhaleaway?5.HowdidOldTomhelpJames?Whydoyouthinkhedidthis?WhatevidencewastherethatOldTomwashelpingthewhalersout?2.

Whatotheranimalsdidtheauthorcomparethekillerwhaleswith?Whydoyouthinkthekillerwhalesbehavedlikethis?OldTomletthewhalersknowthattherewasabaleenwhalenearby;heshowedthenthewaytothewhale.Dogs.Becausetheyknewthattogetherwiththewhalers,theywouldsoonkillthebaleenwhaleandgetagoodfeed.3.

WhydidGeorgethinkthatthekillerwhalesworkedasateam?Becausehecouldseethatsomeofthekillerswerethrowingthemselvesontopofthewhale’sblowholewhileotherswerepreventingitfromswimmingouttosea.4.Whydidthewhalersallowthekillerwhalestodragthewhaleaway?5.HowdidOldTomhelpJames?Whydoyouthinkhedidthis?BecausetheyknewtheKillerWhaleswouldleavetherestofthebodytothem.OldTompreventedJamesfromdrowning.OldTomwantedtohelphishumanfriends.

Someexpressions…Iwassortingoutmyaccommodation…

Thisisanidiomfor“findingsuitableaccommodation”.2.…didn’tlikebeingkeptwaiting…Thismeansthathedidnotliketowaitforsomeoneelse.3.…theharpoonhitthespot…Thismeansthattheharpo