2023學(xué)年完整公開課版Unit2Sailingtheoceans省賽獲獎(jiǎng)5

課標(biāo)人教版選修9Unit2ListeningZhengHe

Columbus

AbelTasman

JamesCookQuiz1.WhowasthefirstpersonthatmappedtheIndiancoast?ZhengHe2.Whowasthefirstpersonthatdiscoveredthe“NewWorld”?Columbus3.WhydidAbelTasmansailalongthecoastofAustraliaandmanyislandsinthePacificOcean?TasmanwantedtoanswerquestionsaboutthenatureofthegeographyofPacificOceanregionsduringhisexploration.4.WhatwasJamesCook’spurposeofhisvoyage?CookwaschosenbytheRoyalSocietyofLondontoundertakeascientificjourneytoTahititoobserveanddocumenttheeventastheplanetVenuspassedbetweentheearthandthesun.Hissecrettaskwastofindnewlandmassesinthesouth.

Warmingup

Howmanycontinentsarethereintheworld?Whatarethey?DiscussWhatwerethedangersandchallengesthatexplorershadtofaceinthepastwhileexploringtheworld?First,theyhadtostruggleagainstbigstorms,icebergsandgreatrocksthatlieunnoticedinthesea.Second,theymayeasilygetillwithoutfreshvegetablesonboard.Third,theyhadtofightagainstpiratesandunfriendlynatives.WordsandExpressionsItemLanguageWordswiththemeaningofexplorationanddiscoveryMakeadiscovery,expedition,exploretheunknown,explorationItemLanguagePurposesandexperiencesinthecourseofanexpeditionDoscientificresearch,mapthecoast,findanewlandmass,discoveranisland,hitarock,meetwithstorms,fightagainstthenatives,land,hideinaharborItemLanguageTransportandcommunicationsetoutfor,setsailfor,onboard,bysea,ondeck,byradio,byflaglanguage,bytelephone

Pre-listening1.Whatsortofquestionsdoyouthinkthereporterwillask?·Whatcommunicatingtoolsdidtheyuseinthepast?·Howdidtheystoreenoughfreshwater?·Howdidtheydealwithsicknessinthecourseofexplorationinthepast?2.Whatmodernmeanscanexplorersmakeuseoftoday?Theycansendmessagesbyradio,takepictureswithadvancedcameras,theycanalsouserobotsandotheradvancedequipment.

While-ListeningDoshorthandRisksinthepastSolutionsformodernexplorershavingnomapSimilaritiesbetweenthepastexpeditionsandtripstoMarsPost-listeningDiscussionSituationsExploringanuninhabited(無人居住的)islandGoingthroughacaveDiscoveraspecialplantDangersanddifficultiesSolutionsWemaymeetwithbigwavesonthevoyage

PrepareaboatstrongenoughandlistentoweatherforecastbeforehandWemaygetlostintheislandTakeacompassandmakemarksalongthewayListeningtextR=ReporterP=ProfessorJiangR:Discoveringnewplacesandgoingwherenoonehasgonebeforehasalwaysbeenthegreatestadventureinhumanhistory.ProfessorJiang,whatmadeexploringsoexcitinginthepast?P:Classicalexamplesofexploringtheworldarethegreatdiscoveriesmadebyexplorers.TheywerebravemensuchasChristopherColumbus,whosailedaroundtheworldintinyshipscrossingoceansandseasforthousandsofmilesinsearchofland.Andinthenineteenthcenturytherewerefamousexplorerswhomappedtherivers,lakes,junglesandmountainsthatmakeupthecon-tinents.R:Whatdifferentdidtheyruninto?P:Well,justimaginehowdifficultitmusthavebeentoexplorethejunglewithoutthebenefitofmoderncom-municationstechnologyandtransport!Itwasnotunusualthatjourneystooktoworthreeyears.Transportcon-sistedofhorsesorcamelsandseveralhundredorevenathousandpeopletocarryalltheequipment,foodandmedicineforsuchalongtrip.Therewerenoroadsandnomaps.Discoveriesweren’tpublisheduntilatleastayearlater.Explorersfoundmountains,poisonoussnakes,dangerousanimalsandterriblediseasesontheirway.Andtherewerefrighteningstoriesandrumoursaboutpeoplewhoatepeople,mysteriouscitiesandhiddentreasures.Comparethatwithmodernsciencewherewecanusetelescopesandsatellitestoseewherewearegoing,usecars,trucks,aeroplanesorhelicopterstotravelfastandmobilephones,computersandtheInternettoinformeachotherquicklyaboutnewdiscoveriesorcallforhelp.R:Thenwhere’sthechallengeinmodernscience?Issciencestillanadventure?P:Itsureis.Exploringthemoon,otherplanets,suchasMarsandtherestoftheuniverseisstillachallenge.Moderntechniqueshelpusandtheyreducetheriskstotheexplorers,buttheexperienceofdiscovery,ofbeingthefirsttoseesomethingorvisitingaplace,eventhoughwe’reonlylookingatitthroughtelescopesorsendingoutarobot,isasexcitingastheexperienceofthegreatexplorersofthepast.HomeworkUsethefollowingwordstomakeshortphrases.e.g.

evaluate—evaluatethesituationWordsandexpressions:

various,makeadecision,inthenameof,solvetheenergyproblem,berichin,takepossessionof,damage,disturb,available2.Inter