Unit2SailingtheoceansI.单元教学目标技能目标GoalsTalkaboutearlynavigationTalkaboutdiscoveryandexplorationofanunknownlandLearnaboutsomefamousnavigatorsandexplorersLearntoexpressthecauseandeffectLearntousethePredicateWriteareportaboutanavigatororanadventurousstoryⅡ.目标语言词汇voyagemercyencyclopediaalongsideexplorationminimumcelestialpoleequatorhorizonoverheadseaweednowhereoffshoreaccelerateoutwardtidesecurelogknotnauticalmagneticrandomawkwardreferenceprecisesimplifyportableshortcomingupdatetendencyreliableswoopparcelpeckcliffexpeditioncompulsorysurvivalincidentdeparturecrewdepositdilemmadrawbackduskroutinereckonreckoningstarvationpsychologypsychologicallytensiongradualgraduallyforeseethirsttearhardshipjawbackgroundroaratthemercyofnauticalmilesetloosejawsofdeath功能Cause&effectWhyareyou...?Howcouldyou...?Whydidyou...?Becauseof....Itwasbecause....Thereasonisthat....Ashe....Sinceshe....Nowthat....Therefore,...Hewasdueto....Itis...,soI’mafraid....1句式That'swhy....He....soheisillwithfeverafterthevoyage.语法复习谓语(ThePredicate)Sohowdidtheynavigatesowell?Asyoucanseefromthemapwekepttostraightcourseprettywell.ThetensionintheboatgotworseasthesupplyoffoodandwatergraduallydisappearSoaccomplishednavigatorswereabletouseittoplottheirposition.CaptainCookhadledthreegreatPacificvoyagesduringhislife.I’llgoandgetreadytobeginwork.重点句子1.Youmaywellwonder…(p12)2.…showthattheywerenotatthemercyoftheseaeventhough…(p12)3.Seabirdscouldbeusedtoshowthewaytolandwhenitwasnowheretobeseen.(p12)4.Therewasnosecuremethodofmeasuringlongitudeuntilthe17thcenturywhentheBritishsolvedthistheoreticalproblem.(p13)5.Itsshortcomingwasthatitstillusedthemovingshipasoneofthefixedpointsofreference.(p13)6.IamproudtohavesailedwithCaptainBlighonhisjourneyof…(p17)7.YoucouldnotimagineamoredisturbingsightthanwhatwelookedlikewhenarrivinginTimoroverfortydaysafterbeingsetloosein…(p17)分课时教案TheFirstPeriodSpeakingTeachingAims:2a.Keywordsandexpressionsnavigate,navigator,navigation,navigational;explore,explorer,explorationb.Talkaboutsailingtheoceans.TeachingMethods:Discussiontoarousethestudents’interestinsailingandexploringtheoceans.Individual,pairorgroupworktomakeeverystudentworkinclass.TeachingAids:Themultimedia;ataperecorder;theblackboardTeachingProcedures:Step1GreetingsGreetthewholeclassasusual.Step2RevisionCheckthehomeworkexercises.Step3PresentationPresentthestudentsamapoftheworldandtellthem“Todaywearegoingtolearnanewunit“Sailingtheoceans”.Thenaskthemtoturntopage11andgivethemafewminutestohaveadiscussion.Step4DiscussionInpairsdiscussthequestionsonpage11.Thisdiscussionisintendedforstudentstoexplorethedifferencebetweenanavigatorandanexplorer.Thisdifferenceisimportanttoestablishbecauseitencouragesstudentstoappreciateshadesofmeaninginthedefinitionsfwordsandalsobecauseitestablishestheideaofcategories.Afterafewminutes,asksomepairstospeakouttheirresultofthediscussion.Thensumupandchecktheanswers.Anavigatorexploresnewroutesacrossthesea.Anexplorerdiscoversnewplacesonland.3Anavigatorissomebodywhofindsthepositionandplotsthecourseofaship,anaircraft,acar,etc,usingmapsandinstruments.Anexplorerissomebodywhotravelsintoorthroughaplaceinordertolearnaboutit.Veryoftennavigatorsarealsoexplorers.Inhistorytherearefourfamousvoyageexplorersintheworld,includingZhengHeinChina,JamesCookinEngland,ChristopherColumbusinSpainandAbelTasmanin...