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1、Unit2SailingtheoceansPartOne:TeachingDesignPeriod1:Asamplelessonplanforreading(SAILINGTHEOCEANS)AimsTohelpstudentsreadaboutsailingtheoceansTohelpstudentslearnaboutthepredicateProcedures■WarmingupbyleaningaboutnavigatorWhatisanavigator?Anavigatoristhepersononboardashipresponsibleforthena
2、vigationofthevessel.Onaircraft,thepositionmayalsobereferredtoasaflightofficer.Thenavigator'sresponsibilitiesincludeplanningthejourney,advisingthecaptain(orpilot)whileenroute,andensuringthathazardsorobstaclesareavoided.Whatisexploration?Explorationistheactofsearchingortravelingforthepurp
3、oseofdiscovery,e.g.ofunknownregions,includingspace(spaceexploration),oroil,gas,coal,ores,water(alsoknownasprospecting),orinformation.Explorationhasexistedaslongashumanbeings,butitspeakisseenasbeingduringtheAgeofExplorationwhenEuropeannavigatorstravelledaroundtheworld.Inscientificresearc
4、h,explorationisoneofthreepurposesofresearch(theothertwobeingdescriptionandexplanation).Explorationistheattempttodevelopaninitial,roughunderstandingofsomephenomenon.■WarmingupbytalkingaboutZhengHe'sSevenVoyagesInJuly11,1405,theeunuchZhengHeoftheMingDynastyroyalcourtsetoutonhisfirstoverse
5、asvoyage.Inthefollowing28years,thisnavigatorproceededtocarryoutsixmorevoyages,accompaniedbyahugeentourageofnearly30,000people.BytravelingthroughoutSoutheastAsia,andaroundtheIndianOceantotheRedSeaandEastAfrica,healsolandedatoverthirtydifferentnations.Hewastheearliestlargestscalenavigatio
6、ninworldhistory,comingmorethanhalfacenturyearlierthanColumbus'famousexploits...■WarmingupbylookingandlisteningHello,class.Doyouknowthisman?Yes,heisMarcoPolo.MarcoPolo(1254-1324),isprobablythemostfamousWesternertraveledontheSilkRoad.Heexcelledalltheothertravelersinhisdetermination,hiswri
7、ting,andhisinfluence.HisjourneythroughAsialasted24years.Hereachedfurtherthananyofhispredecessors,beyondMongoliatoChina.HebecameaconfidantofKublaiKhan(1214-1294).HetraveledthewholeofChinaandreturnedtotellthetale,whichbecamethegreatesttravelogue.I.Pre-readingWhatarenavigationalin