Unit3SeaExplorationReadingandThinking课件高中英语人教版选择性4

UNIT3SEAEXPLORATIONREACHINGOUTACROSSTHESEALearningAims:1.LearnaboutthehistoryofChina'sseaexploration.2.Getthestructureofthepassage.3.Understandthesignificance(意义)oftheBeltandRoadInitiative.

StepILead-inAshortvideoonthe_____

seaStepIIFastreading1.Whatisthetypeofthetext?A.Narrativeessay（记叙文）

B.Expositoryessay（说明文）

C.Argumentativeessay（议论文）Para.1

A.Chinawillbedriventoreachoutacrosstheseafarintothefuture.Para.2 B.TravelfromeasttowestbeganlongbeforeColumbus.Para.3

C.Inancienttimes,traveleasttowestwasontheSilkRoad.Para.4 D.ZhengHe’sseavoyagesbuiltrelationswith

othercountries.Para.5 E.The21stCenturyMaritimeSilkRoadhasencouragedcooperationandstrengthenedthebonds.Para.6 F.Chinahasalsojoinedothercountriesonimportantprojects.2.Matchthemainideaofeachparagraph.Para.2~3Para.4~5

Para.6InthepastAtpresentIntroductiontothetopic:

ReachingoutacrosstheseaInthefuturePara.1

Itintroducesthe___________ofChina’sseaexplorationina_______order.

development

timeDrawthestructureofthetextStepIIIcarefulreadingPart1(Para1)1.Whatdrivespeopletoreachoutacrossthesea?A.TradeB.CuriosityC.AandB2.Whyis"however”usedinthelastsentence?Whatisthefunctionofthelastsentence?Howeverisusedtointroducethewriter’sopinion.

Thelastsentenceisusedasatransitional(过渡的)sentencetobringinthefollowingpassage.Part2(Para2~3)

TimeInthepastRoutePurposeAncienttimesMingdynastyIndiaMiddleeastRomeIndiaoceanSouthChinaseaIndiaoceanRedseaEastcoastofAfricaTradeCulturalexchangeSilkroadHowdoculturalexchangesaffectglobalrelationshipstoday?Itcouldincreasemutual(相互的)understanding,reduceconflicts,andcreatesharedsocialvalues.DeepthinkingPart3(para4~5)

TimeRoutePurposeAtpresenttodayrecentyearsFacingsomeglobalchallenges,Chinatakesmoreresponsibilityasthemajorpowertobuildaglobalcommunitywithasharedfuture.21stCenturyMaritimeSilkRoadTheArcticCooperation&tradeStrengthenthebondsClimatechange&itseffectPart4(para6)

TimeRoutePurposeInthefutureManyotherplacesleftTradeEnhancerelationshipsStepIVDiscussion(AorB)A

Theandoftheseaexploration.

B

The(意义)oftheBeltandRoadInitiative.benefitsproblemssignificancemineralresourceBenefitsrenewableenergyResourcesbiologicalresourceShowTimeglobalwarmingearthquakeScientificbreakthroughBenefitsStrengthenthebondsTitanicwreck残骸internationalcooperationBenefitsIncreaseinterestProblemsSeaPollutiondeathofseacreaturesResourceconflictEcologicaldamageHighcost

Economyexchangegoodsandresourescreatemorejobs

deepenthemutualunderstandingBThesignificiance(意义）oftheBeltandRoadInitiativeCultureliveinharmonyStepVHomework:假设你是某国际学校的学生会主席李华，请你围绕“保护海洋”的主题，根据下面所给提示，用英文给你校学生写一封倡议书，要点包括：1.发出倡议2.如何保护海洋3.表达自己的希望

OurOceans,OurResponsibilityTheoceanplaysanimportantpartininglobalecosystem,weshouldraiseourawarenessofprotectingtheocean.

Asseniorstudents,wecanprotectoceansinourownways.Firsttryeverymeanstofightagainstglobalwarming.Secondwhenboating,neverstoplitterintothesea.In