unit3under-the-sea公開(kāi)課.ppt

Unit3 Underthesea Warmingup Haveyouseenplantsandanimalsthatliveunderthesea seastar海星 butterflyfish蝴蝶魚(yú) anemonefish?？~(yú) turtle海龜 dolphin海豚 coral珊瑚 jellyfish水母 seal海豹 anemone?？?shark sealion 海獅 clams蛤 Sea slug海蛞蝓 Warmingup Wheredidyouseethem ona trip snorkeling atan aquarium Onasnorkelingtrip Atanaquarium Onaboattour Inbooks Infilms OnTVnatureprogrammes Ontheinternet killerwhales baleenwhales Whatdoyouthinkishappeninginthepicture Killerwhalesareattackingawhalewithwhalerswaitingbyintheirboat harpoonatready Pre reading dolphin海豚 shark鯊魚(yú) Whichoneiscrueler killerwhale虎鯨 baleenwhale須鯨 Whichoneiscrueler Pre reading Readthetextinthepage19andthencompletethechart anecdote anoldmancalledClancy awhaler onthesoutheasternofAustralia atthebeginningofthe20thcentury Killerwhaleshelpedwhalerscatchthebaleenwhales baleen killer blow hole whalers whale whales catch kill help Thewhalerhuntingatthebeginningof20thcentury 捕鯨 whalehunting 將系有繩索的铦或叉 鏢等 采用射擊或投擲方式刺入鯨體進(jìn)行獵捕 獵捕對(duì)象有須鯨和齒鯨兩類 以藍(lán)鯨 長(zhǎng)須鯨 露脊鯨 抹香鯨 座頭鯨 北極鯨 灰鯨 鳁鯨 小鳁鯨等為主 由于鯨油是貴重的工業(yè)原料 歷史上歐洲和美洲一些國(guó)家的捕鯨活動(dòng)長(zhǎng)盛不衰 自20世紀(jì)中葉起 由于過(guò)度獵捕導(dǎo)致資源衰退以及國(guó)際上對(duì)捕鯨的限制 捕鯨業(yè)已趨衰落 Background 傳統(tǒng)捕鯨方法 6名捕鯨者離開(kāi)大船 乘小艇追逐鯨魚(yú) 小艇通常長(zhǎng)8 5公尺 裝備有具倒鉤的捕鯨铦和長(zhǎng)索 鯨一旦被铦刺中 便帶著繩索逃遁 直到筋疲力盡浮出水面 人們?cè)谀莾河貌饿L槍 一種更長(zhǎng)的捕鯨铦 將它殺死 用繩索拖到大船邊 用有刃的長(zhǎng)槍割取油脂 并把尸體拋棄 現(xiàn)代捕鯨業(yè)肇 挪威人福伊恩發(fā)明了一種捕鯨炮 用來(lái)發(fā)射內(nèi)充炸藥的標(biāo)槍 后來(lái)又使用了動(dòng)力船 與捕鯨炮相得益彰 這些方法使用至今幾乎沒(méi)有什么變化 Fast reading Task1 Readthetextandthenfillintheblankswiththeirnames 1 was16yearsofagewhenhewenttoworkatthewhalingstation 2 orderedClancytogototheboatastherewasawhaleoutthereinthebay 3 wasswimmingbytheboat showingthewhalerstheway 4 toldClancythattheywouldreturnthenextdaytobringinthebodyofthewhale 5 wascarriedbythewavesfurtherandfurtherawayfromthewhalers 6 knewthatOldTomwouldprotectJames Clancy George OldTom Jack James Red Thepassageismainlyabout parts Task2 Mainidea OldTom thewhalerfromtheshark OldTom thewhalerstohuntthewhales helped protected 2 Careful reading Part1 Putthefollowingsentencesinorder Herandowntotheshoreandsawahugeanimalinthewater whichwasOldTom thekillerwhale Thekillerwhaleguidedtheteamtothehunt Thekillersatethelipsandtongueofthebaleenwhale Clancyarrivedatthewhalingstation Heheardaloudnoisecomingfromthebayashewassortingouthisaccommodation Themenwenttotheboatandheadedoutforawhalehunt Clancyandhismenkilledthebaleenwhalewiththehelpofthekillers Themenreturnedforthebaleenwhalethenextday 3 5 7 1 4 6 2 8 itselfoutofthe andthen again Tellthewhalersthere sa outthere Throwing water crashingdown whale Questions Whatdidthekillerwhaledointhewhale hunt Swimming showingthewhalers bytheboat theway Leadthewhalerstothehunt Helpthewhalerskillthewhale Throwingthemselves Stoppingit and ontopofthewhale sblowholetostopitbreathing diving fleeingouttosea dragthebodyswiftlydowntothe ofthesea depths haveagoodfeedonits and lips tongue Whydidthewhalersgohomewithoutbringinginthebodyofthewhale A Theyjustdidthehuntingforfun B Theyleftiteatenupbythekillers C Itwasdraggedtothedepthsofthesea D Theyjustwaitedforittofloatup D Whatmayhappentotheman Part2 TorF 1 BecauseOldTomandtheotherkillersweretoofierce theyalsowouldharmorattackedpeople 2 Jameswasafraidofbeingabandonedbyus 3 NoonesavedJames andhewaskilledbyashark F T F washedoff rough difficult waves ashark terrified near heldup pulledback Wecaninferfromthetextthat A Thekillerwhalesmaybetrainedbythewhalers B ThekillerwhaleswanttohelpmancatchthewhalesthemselvesC ThekillerwhalesneednotrainingforhelpingthewhalersD Thekillerwhaleswanttoeatthewhalesafterkillingthem A Conclusion Althoughthekillerswere hunters theynever or people Infact they them However whalesarenowin Theyare out Fillintheformsaccordingtothetext fierce harmed attacked protected danger dying Discussion ThelastwhalingstationinAustraliaclosedin1978 Whalesarenowanendangeredspeciesandinneedofconservation Theyarenowprotectedbyaninternationalbanonwhaling However somecountriesopposetheban Ingr