【課件】Unit+3Reading+and+Thinking+課件高中英語人教版（2019）選擇性必修第四冊

UNIT3SEAEXPLORATIONREACHINGOUTACROSSTHESEA海洋是生命的孕育之地，連接世界，促進(jìn)發(fā)展。

---習(xí)近平

致“2019年中國海洋經(jīng)濟(jì)博覽會”開幕的賀信Toidentifyessaytypes.Tosummerizethemainideaofeachparagraph.Toassessthesignificanceofseaexploration.Thehumanbeingiskeepingonexploringthegreatwondersoceanhas.1.Whatdoyouthinkofwhenyouseethephoto?（1）WatchandlearnabouttheOcean1.Doyouknowanystoriesaboutseavoyages?2.Doyouknowsomemenforseavoyages?ZhengHewasa

Chineseadmiral(海軍上將)andexplorerwhomadesevenvoyagestotheWesternSea.ThefirstvoyagestartedinYonglethreeyears(1405),andthelastvoyageendedinXuandeeightyears(1433),totalingseventimes.

ZhengHe’svoyagesareoneoftheworldnavigationfeats(航海壯舉)inhistory.WarmingupFerdinandMagellanisaPortuguese

navigator

andexplorerwhomadethefirstvoyagearoundtheworldin1519.HesailedaroundSouthAmerica,discoveringtheStraitofMagellan,andacrossthePacific.Warmingup斐迪南·麥哲倫（西班牙航海家）麥哲倫海峽AtlanticOceanPacificOceanIndianOceanAsiaEuropeAfricaOceaniaNorthAmericaSouthAmericaPacificOceantheCapeofGoodHopetheSpiceIslandsSpainChristopherColumbuswasanItalianexplorerwhosejourneyskickedoffcenturiesofexplorationandexploitationontheAmericancontinents.Hediscoveredanewworldin1492.WarmingupAtlanticOceanPacificOceanIndianOceanAsiaEuropeAfricaOceaniaNorthAmericaSouthAmericaPacificOceantheCapeofGoodHopetheSpiceIslandsIndiaAmericasSpain（2）Whatarethepurposesoftheseaexploration?PredictionLookatthetitle,andthepicturebelow,discussthequestions1.Whatdoes“reachingoutacrossthesea”mean?2.Whatdoyouthinkthistextabout?3.Whatdoyouwanttoknowaboutthetopic?Readformainidea.Para.1

A.Chinawillcontinuetoexploretheseaandenhancerelationshipswithothercountries.Para.2B.TravelfromeasttowestbeganlongbeforeColumbus.Para.3 C.Inancienttimes,travelfromeasttowestwasontheSilkRoad.Para.4D.ZhengHe’sseavoyagesbuiltrelationswithothercountries.Para.5 E.The21stCenturyMaritimeSilkRoadhasencouragedcooperationandstrengthenedthebondsbetweenChinaandtherestoftheworld.Para.6 F.Chinaisalsojoiningwithothercountriesonotherimportantprojects.

Introductiontothetopic:

ReachingoutacrosstheseaPara.1Para.2~3Inthepast123456Para.4~5AtpresentPara.6InthefutureHowisthepassagedeveloped?

Thepassageisdevelopedbytimeorder.

comprehensionWhatisintroducedineachexploration?Time

Region

Event

Result/purpose

InancienttimesInthe8thcenturyInMingDynastyTodayInthefutureIndia，theMiddleEast,Romethe

west

of

ChinatheRedSeatheeastcoastofAfricaRevisitedtheSilkRoadTheArcticfarTheSilkRoadtradeFurthertradeMoreexplorationoftheregionsTradeandexplorationZhengHesailedwestCooperationandtradetheBeltandRoadJoinothernations[1]Tradeandcuriosityhaveoftenformedthefoundationofmankind’sgreatestachievements.Tocompletethegreatmapoftheworldwasastrongpassionforthepeopleofearlycivilisations.MarcoPolo’s（馬可波羅）

talesinspiredEuropeanexplorerstosearchforsearoutesfromwesttoeast.However,merchants（商人）andexplorersfromtheEastsetsailfromeasttowestmanyyearsbeforeColumbus（哥倫布）firstdid.1.Whydidtheearlyexplorerssearchforsearoutes?A.Tofindthesearoutesfromeasttowest. B.Todiscoverthemysteriesofthesea.C.Beingdriven驅(qū)動bycuriosityandtheneedtotrade.D.BeinginspiredbyMarcoPolo’stales.Topicsentence2.Findthetopicsentenceofthisparagraph.[2]Inancienttimes,silkfromChinafounditswayoverland(經(jīng)由陸路)toIndia,theMiddleEast（中東）,andRome（羅馬）,alongwhatbecameknownas

theSilkRoad(絲綢之路).AtradingrouteacrosstheseawasalsoextendedalongthecoastsoftheIndianOcean,centredaroundCeylon(錫蘭)(nowSriLanka斯里蘭卡).Here,merchantsfromChinaandmanyotherplacesmettonegotiatetradedeals,whichalsoledtomoreawarenessofeachother'scultures.Overthecenturies,furthertradingallowedmoreexplorationoftheregionstothewestofChina,asrecordedinDuHuan'sRecordofMyTravelsintheeighthcentury.1.InDuHuan'sbookRecordofMyTravels,youcanlearnabout________．A.MarcoPolo B.manyforeigncountriesC.ChristopherColumbus D.waystomakesilk2.Findthetopicsentenceofthisparagraph.TopicsentenceTheorigintheSilkRoad1.WhatistheresultoftheMaritimesilkroad?Merchantsmettonegotiatetradedeals.2.Whatotherbenefitcanbegotfromnegotiatingtradedeals?Moreawarenessofeachother’scultures,3.WhichplacewasnotalongtheSilkRoad?A.SriLanka. B.India.C.TheMiddleEast. D.Rome[3]Later,theMingDynastyfurtherdevelopedrelationswiththeseregions.Between1405and1433,sevenlargefleetssailedwestonvoyagesoftradeandexploration.Thesefleetswereasighttobeholdandwereinaleagueoftheirownatthattime.UnderthecommandofZhengHe，theysetsailfromtheSouthChinaSeaacrosstheIndianOceantothemouthoftheRedSea,andthentotheeastcoastofAfrica.Africanroyalfamiliessentgiftssuchasgiraffesasgesturesoffriendshipinreturnforgold，silk，andspices香料.AlthoughChinawithdrew

fromfurtherexpeditionsafter1433,theselandandsearoutesremainedactivechannels航道運(yùn)河betweenotherculturesforcenturies.1.AfricanroyalfamiliessentgiftssuchasgiraffestoChinainorderto________．A.makemoney

B.stopthewarC.showtheirfriendship D.awardtheambassador(大使使者)2.Findthetopicsentenceofthisparagraph.Topic/transitionalsentence3.WhatisthepurposeoftheseaexplorationduringtheMingDynasty?Thepurpose4.IsZhengHe’svoyagessuccessfulandmeaningful?Why?TimeinMingDynasty（para3）Region

Result/PurposetheSouthChinaSea,theIndianOcean,themouthoftheRedSea,theeastcoastofAfricadeveloprelationssevenlargefleets7個巨大的艦隊asighttobehold壯觀的景象inaleagueoftheirownatthattime在那時獨領(lǐng)風(fēng)騷[4]Toreachoutacrossthesearemainsastrongdesiretoday.TheancientsearoutestravelledbyZhengHearebeingrevisitedwiththe21stCenturyMaritimeSilkRoad，whichispartoftheBeltandRoadInitiative(一帶一路倡議).TheaimofthisinitiativeistoencouragecooperationandtradeacrossthehistoricSilkRoadareas,andstrengthenthebondsbetweenChinaandtherestoftheworld.Tradinghasgrowngreatlyinrecentyears,andwillcontinuetodosoinyearstocome.Chinahasinvestedbillionsinsystemsandservicesalongtheseroutes,whichwillhelptogreatlydevelopthewholeareaforthebenefitoffuturetradeandculturalexchange.1.

What's

the

purpose

of

the

Belt

and

Road

Initiative?A.Totransform

the

historic

Silk

Road.B.

Toencourage

tradeandcooperation

withother

countries.C.

To

create

a

worldwide

trading

atmosphere.

D.

To

search

fornew

trading

and

culturalexchange

partners.2.Findthetopicsentenceofthisparagraph.3.WhatbondsdoyouthinkcanbestrengthenedbetweenChinaandtherestoftheworldintheBeltandRoadInitiative?Theeconomic/bond.culture/political/technological/friendly[5]Chinahasalsojoineditsfriendsacrosstheseaonotherimportantprojects.AlthoughtheancientsearoutesofZhengHehavebeentravelledmanytimes,therearestillmanyotherplaceslefttoexplore.Inrecentyears，ChinahasjoinedothernationsonseveralexpeditionstoexploretheArctic（北極）.Fromascientificpointofview,thereisanurgentneedtostudytheArcticinordertounderstandclimatechangeanditseffects.[6]Hundredsofyearson(數(shù)百年過去了),andwiththelatesttechnologyinhand,theneedtotradeandthedesiretoenhancerelationshipswilldriveChinatoreachoutacrosstheseafarintothefuture.1.WhatisthereasonforChinaexploringtheArcticinthescientificaspect?A.To

meet

an

urgent

need

for

resources.

B.To

do

research

on

its

climate

change

and

itseffects.

C.To

communicate

with

other

countries.

D.To

explore

new

trading

sea

routes.2.FindthetopicsentenceofPara.5.3.WhywillChinacontinuetoreachouttheseafarintothefuture?4.Whatisthemeaningofreachingoutacrossthesea?Itbenefitsthetrade,cooperationandcultureexchange.Readthefollowingsentencesanddecideiftheyaretrue(T)orFalse(F).TheEuropeanswerethefirstexplorerstotraveltoothercountries.()Intheyearsbetween1405and1433,ZhengHesailedwestwardsonlyonvoyagesofexploration.()TheAfricancountriessentgold,silkandspicestoChinaasgesturesoffriendship.()The21stcenturyMaritimeSilkRoadispartoftheBeltandRoadInitiative.()ChinahasjoinedothernationstostudytheAntarcticinordertounderstandclimatechangeanditseffects.()FFFTFTradeandcuriosityhaveoftenformedthe1.foundation(found)ofmankind’sgreatestachievements.Tocompletethegreatmapoftheworldwasastrongpassionforthepeopleofearlycivilisations.MarcoPolo’stalesinspiredEu