unit2《sailingtheoceans》教案4（人教版选修9）

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1、Unit2Sailingtheoceansi.单元教学目标技能目标GoalsTalkaboutearlynavigationTalkaboutdiscoveryandexplorationofanunknownlandLearnaboutsomefamousnavigatorsandexplorersLearntoexpressthecauseandeffectLearntousethePredicateWriteareportaboutanavigatororanadventurousstoryn.目标语言词汇voyagemercyencyclop

2、ediaalongsideexplorationminimumcelestialpoleequatorhorizonoverheadseaweednowhereoffshoreaccelerateoutwardtidesecurelogknotnauticalmagneticrandomawkwardreferenceprecisesimplifyportableshortcomingupdatetendencyreliableswoopparcelpeckcliffexpeditioncompulsorysurvivalincidentdepart

3、urecrewdepositdilemmadrawbackduskroutinereckonreckoningstarvationpsychologypsychologicallytensiongradualgraduallyforeseethirsttearhardshipjawbackgroundroaratthemercyofnauticalmilesetloosejawsofdeath功能句式Cause&effectWhyareyou...?Howcouldyou...?Whydidyou...?Becauseof....Itwasbecau

4、se....Thereasonisthat....Ashe....Sinceshe....Nowthat....Therefore,...Hewasdueto....Itis…，soI’mafraid....That'swhy....He....soheisillwithfeverafterthevoyage.语法复习谓语(ThePredicate)Sohowdidtheynavigatesowell?Asyoucanseefromthemapwekepttostraightcourseprettywell.Thetensionintheboatgo

5、tworseasthesupplyoffoodandwatergraduallydisappearSoaccomplishednavigatorswereabletouseittoplottheirposition.CaptainCookhadledthreegreatPacificvoyagesduringhislife.I’llgoandgetreadytobeginwork.重1.Youmaywellwonder."(px)2.…showthattheywerenotatthemercyoftheseaeventhough…(px)3.Seab

6、irdscouldbeusedtoshowthewaytolandwhenitwasnowheretobeseen,(px)4.Therewasnosecuremethodofmeasuringlongitudeuntilthe17thcenturywhentheBritishsolvedthistheoreticalproblem,(pi3)5.Itsshortcomingwasthatitstillusedthemovingshipasoneofthefixedpointsofreference.(pl3)6.Iamproudtohavesail

7、edwithCaptainBlighonhisjourneyof•••(pl7)7.YoucouldnotimagineamoredisturbingsightthanwhatwelookedlikewhenarrivinginTimoroverfortydaysafterbeingsetlooseirr"(pl7)分课时教案TheFirstPeriodSpeakingTeachingAims:a.Keywordsandexpressionsnavigate，navigator,navigation,navigational;explore,expl

8、orer,explorationb.Talkaboutsailingtheoceans.TeachingMe