譯林版（2019）選擇性必修 第三冊Unit 3 Back to the past Welcome to the unit Reading (I)課件

Welcometotheunit&Reading(I)Unit3Backtothepast

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Warmup

Ifyouhadatimemachine,(1)whichdynastywouldyougobacktoandwhy?(2)whichhistoricalfigurewouldyouliketomeetandwhatwouldyousaytohim/her?HaveafreetalkReadingforenteringthesituationLookingintoamirror,wecanseetrueimagesofourown;withourknowledgeofthepast,thepresentcanbebetterknown.

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Prediction1.Whatmightbecoveredinthetwohistoricalarticles?MainideaZhengHe’sandColumbus’sexplorationonthesea,includingwheretheywent,whattheydid,whytheysailedtheoceansandwhatinfluencestheirvoyageshad.Tips:accordingtothetitle,subtitlesandpicturesZhengHe’sexplorationChristopherColumbus’sexplorationThefirstvoyageDeparturetimeDeparturepointFleetsizeNumberofcrewmembersPlacesofarrivalTotalnumberofvoyagesInthesummerof1405On3August1492TaicangSpainOver200shipsThreeshipsAlmost28,000peopleAbout90crewmenAsfarastheeastcoastofAfricaTheshoresoftheCaribbeanSevenFour3

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ReadingSignificanceZhengHe’svoyageshelpeddevelopandstrengthenharmoniousrelationswiththecountriesandregions,exposingforeignpeopletoChineseculture,andallowingtheChinesetobetterunderstandoverseaslands.Columbus’sdiscoveryinspiredexplorerstoexploreanddiscovermorevastareasoftheworld.HisvoyagesopenedanewchapteroftheAgeofExploration,aperiodwhichwitnessedmanyimportantgeographicalfindingsandallowedforaninternationalexchangeofideasandcultures.

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(1)WhywereZhengHe’sshipsloadedwithchina,silk,teaandothertreasures?

(2)WhathelpedprovethattherecordsofZhengHe’svoyageswerenotlegends?

Becausethesearegiftstoforeignrulers.

AnenormousshipyardwasdiscoveredinNanjing,wherethefleethadbeenbuilt.Step

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(3)WhatchallengesdidColumbusandhiscrewencounterduringthejourneyin1492?(4)WhydidColumbuscallthenativesIndians?

Ittooklongerthanexpected,theyalmostranoutoffoodandwaterenteredoneoftheships.

BecausehewasconvincedthathewasintheEastIndies.Step

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Furtherthinking1.Bycomparingthestoriesofthetwoexplorers,whatcanyoulearnabout?Theybothsetouttodiscovertheworldandthishadaprofoundinfluenceontheworldinsomeway.Theirvoyagesalsogiveusanideaofthechallengesandamazingexperiencestheyhad,whicharequitedifferentfrommodernvoyages.Furthermore,ZhengHe’svoyagesnotonlyrepresentChina’ssplendidhistoryofsailingbutalsohighlighttheircontributiontonavigation.Step

4Furtherthinking2.Howmightexplorershavechangedthecourseofhistory?Ourmodernworldistheresultofthediscoveriesmadebyexplorers.Ifsomeofthesediscoverieswerenotmade,ourliveswouldbevastlydifferent,fromthefoodweeattotheideaswehave,eventothelanguageswespeak.Forexample,thevoyagesmadebyexplorershelpedestablishregularcontactbetweendifferentpartsoftheworld.Indoingso,languageshaveevolvedandcultureshavespread,creatingamorecolourfulworld.Step

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Groupdiscussion

Discussthefollowingquestions

ingroups.1.WhatfactorsmadethevoyagesofZhengHeandColumbussosuccessful?Usetheinformationinthearticlestosupportyouropinion.2.Whathaveyoulearntaboutthespiritofexplorationfromthearticles?Step

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1.WhatfactorsmadethevoyagesofZhengHeandColumbussosuccessful?ZhengHe?advancedtechnology?shipbuildingskills?hisnavigationskills?learningfromothersbytreatingtheminafriendlymanner

Columbus?lovingsailing?greatinterestingeography?hispassionforexploration?financialsupport?beingbraveandknowledgeable?overcomingmanychallengesGroupdiscussionStep

52.Whathaveyoulearntaboutthespiritofexplorationfromthearticles?Thespiritofexplorationisextraordinarilystronginhumansandthatitisanimportantpartofourexistence.Itishumannaturetodiscovernewthingsandbecausewearegenerallycurious,andwearenotafraidofhardshipordanger.Thiskindofspiritencouragesustotrynewthingsandpushthelimitsofwhatispossible.Ifwedidnothavethestrongspiritofexploration,ourspecieswouldneverprogress,andwewouldneverknowoftheamazingdiversityfoundontheEarth.Similarly,ifwearenotwillingtoexplorenewthingsorareafraidoftakingrisksindailylife,wemaylosemanychancestoexpandourunderstandingoftheworld.GroupdiscussionStep

6Languageappreciation1.Readthetwoarticlescarefullyandthinkaboutthisquestion:Whatwritingtechniquesmakegoodhistoricalarticles?Historicalarticleswritteninthethirdpersonhaveanobjectivetoneandnotasubjectivetone.Additionally,theactivevoicepreventssentencesfrombecominglong,wordyandunclearbecauseitsstructureisplainandeasytounderstand.Thechronologicalorderhelpspresenthistoricaleventsastheyoccurredintime,makingiteasyforthereadertofollowthelogicalflowofevents.Enjoysomegoodsentencese.g.Mygrandmotherreadnewspapersinthebeautifulgarden,withtwolittledogsaroundher,whichwasaniceandwarmscene.(1)Afleetofover200shipsnavigatedtheblueseas,withalmost28,000peopleonboard,whichwasasplendidscene.Studentsshoutslogan