Unit1OurlivingplanetReadingTheoceandeep课件高中英语译林版（2020）选修第一册

Unit1

OurLivingPlanet创新拓展学程第一册ReadingtheoceandeepLead-inWhenisWorldOceanDay2024?8thMay8thJune8thJulyWhatisthethemeofthisyear’sWorldOceanDay?Whileweknowlittleoftheoceancomparedtoitsimmensevastness,whatwedoknowisthattheconsequencesofouractionsareevidentthroughoutitswaters.Tomotivatewidespreadmomentumfortheocean,weneedtoawakennewdepths.Therearefouroceansintheworld:thePacificOcean,theAtlanticOcean,theIndianOceanandtheArcticOcean.ThePacificOceanisthebiggestoneandtheArcticOceanisthesmallestone.Whatdoyouknowabouttheworldbeneaththeocean?TheworldbeneaththeoceanTheoceancoversaround________%ofthesurfaceofourplanet.Theworldbeneathitisvast

and_________(mystery).Infact,onlyasmallpercentageoftheoceanbelowthesurfacehasbeenexploredandcharted.However,thepartsthatwehaveexploredcontaininterestingfinds.Wehavefound____________,whichisthelargestknownlivinganimalontheEarth.Wehavealsofounda65,000-kilometre-longmountainrange

beneaththeocean,whichistheworld’slongest.Therearealsomanyspectacular(壮观的)underwatervolcanoes.71thebluewhalemysteriousReadforstructureReadthedocumentarytranscriptandcompletethechartbelow.

Para.3:

Para.4:

Para.5:Para.1:

Weshouldexploretheworld________theoceanfor______________and___________________________.IntroductionMainbodyConclusion

Muchoftheknown__________livesin____________,and________________and_______

livein_______________._____________ishometo____________________ontheEarth.

_______and______________livearound___________

_____and_________________canbefoundontheoceanfloor.Morewondersbeneaththesurfaceoftheoceanawaitus.beneathnewlifeformsunusualgeologicalformationsmarinelifetheopenoceansmallfilterfeedershuntersthetwilightzoneThedeepoceanthestrangestcreaturesShrimpsotherorganismshydrothermalventstheMarianaTrenchtoinformthereaderofunusualandunexpectedlifeformsandgeologicalformationsintheocean.inspatialordersurface-to-bottomTheopenocean(0to____metres)Thetwilightzone(200to_____metres)Thedeepocean(1000metresto_____________)2001000theoceanfloorFirst,thisdocumentarytranscripthasaveryclearstructure,whichincludesthebeginningparagraph,thebodyandtheendingparagraph.Thebodydealswiththreedifferentzonesoftheocean.Second,spatialorderisusedtodescribetheoceandeepasitisobserved,fromsurfacetobottom.Third,thedocumentarytranscriptisnarratedinthefirstperson,fromtheperspectiveofahost,suchas“Oncepast1,000metres,wehavereachedthedeepocean,...”.Lastbutnotleast,somequestionsandexclamatorysentencesareappliedtoarousethereader’scuriosityabouttheworldbeneaththewaves.Whatarethefeaturesofthedocumentarytranscript?1.Whydoestheauthormentionexploringthespaceintheintroduction?Para.1Readforunderstanding

Welookupwardsandwonderwhatliesbeyondourplanet.

Wesendprobes

intothevastnessofspacetoexploretheunknown.

Webuildspacestationstoadvanceourunderstandingoftheuniverse.Ourcuriosityaboutouterspacehasremainedunshakeable.

(Para.1:Lines1-4)

Toemphasizethattheoceanshouldbeexploredandiswellworthexploringjustliketheouterspace,whichweknowmoreabout.Theoceanisfullofmysteries,waitingtobesolved.Analogyv.s.Para1:Lessthan20%.Theconditionsareextreme.Thepressuresarehugeandthereisnolight.Someunusualcreaturesalsolivethere.Moreover,advancedtechnologiesneedtoberesearchedanddevelopedtohelpusexploretheoceanmoreeffectively2.Whatpercentageoftheworld’soceanshaveweexplored?

Whysomuchremainedunexplored?Para.2ReadfordetailsReadparagraph2andcompletethetablebelow.ZonesEnvironmentLifeformsorgeologicalformationsTheopenoceanMost______lightMuchoftheknownmarinelifesuchas___________________________Thetwilightzone______sunlight

Almostno______lifeSmall____________Hunterswith_________________________eyesand_________________teethvisibleLittledolphins,coralsandseaweedsplantfilterfeederstelescopic,upward-pointingbackward-curvingWhatdosmallfilterfeedersdoatnight?Theyswimuptofeedinthenutrient-richwatersabove._________helpsthehunterevolveunique_____________,whichcanallowthemto_______________________.Meanwhile,italsohelpsthepreyevolve

s_______characteristicsand_______________________.catchthepreymoreeasilygetawayfromthehunterHowdoyouunderstandthelastsentence?

Evolution,itseems,helpsboththehunterandthehuntedinequalmeasure!

(Para.2:Line18)characteristicsEvolutionurvivalPara.2Readfordetailstelescopic,upward-pointingeyes;backward-curvingteeththinbodytoavoidbeingseenandeatenZoneEnvironmentLifeformsorgeologicalformationsThedeepocean____lightTemperaturesjustabove______________pressures______organismsFishhavingboth_______________organsNofreezingHugeBlindmaleandfemalePara.3ReadfordetailsReadparagraph3andcompletethetablebelow.blindabilitytodetectGhostsharkClownfishZoneEnvironmentLifeformsorgeologicalformationsThedeepocean________conditions__________________________________________________________________________________________ExtremeHydrothermalvents,theMarianaTrenchandrockbridgesPara.4ReadfordetailsShrimpsandotherorganismsHydrothermalvents(热液喷口)TheMarianaTrench(马里亚纳海沟)hydrothermalventsHydrothermalventsareplaceswheresuper-heatedwatereruptsoutoftheseafloorusuallywheretectonicplates

(板块)meet.Thewatercanexceedtemperaturesof398.8℃,providingpocketsofheat(一点儿热)

inanotherwisecold,deep-seaenvironment.

highlighthowdeeptheChallengerDeepisvisualizeitsdepthWhydoestheauthormentionMountQomolangmawhendescribingtheChallengerDeep?Para.4ReadforunderstandingPara5：Attheendofthelastparagraph,aquestionisasked.Whatistheauthor’spurposeofwritinginthisway?Thelastparagraphservesasaconclusion.Afterdescribingtheoceandeep,theauthorgivesanendingtothisdocumentarytranscript.Byaskingthequestion:“...whoknowswhatwondersstillawaitusinthefuture?”,theauthorremindsthereaderthattheexplorationoftheunknownpartoftheoceanwillnevercometoanend.Para.5ReadforthinkingWhyisitworthwhiletoexplorethedeepocean?Whatdidyouseeinthevideoclip?Whatisthenarrator?

Whydoeshesayhehasthebestjobintheworld?Whyisitworthwhiletoexplorethedeepocean?uniquelifeformswhichhaveevolvedfascinatingsurvivalcharacteristicstosurvivetheextremeenvironmentinthedeepoceanadeep-seabiologistbetterunderstandlifeopenupvariousopportunitiesfornewdiscoveriesopenupvariousopportunitiesforinnovativesolutionstoexistingproblems,suchasnewmedicines增进…的知识开拓机会提供解决现存问题的方法进行新药物/新能源的开发强调重视海洋/气候的变化有助于研发灾害预警体系betterunderstandlifeadvanceourunderstandingoftheoceanobtain/gaininsightsinto….openupvariousopportunitiesfornewdiscoveriesofferinnovativesolutionstoexistingproblemsfurtherexplorationcouldleadtonewmedicines,foodandrenewableenergysourcesmonitoringchangesintheoceanscouldhelpscientistslearnwaystoaddresschangesintheenvironment,suchasclimatechangedevelopbetterearlywarningsystemsfornaturaldisasterslikeearthquakesandtsunamisWhyisitworthwhiletoexplorethedeepocean?

你校将以六月八日“世界海洋日”为主题，举办英语征文比赛。请你写一篇短文投稿，内容包括：

1.海洋的重要性；

2.保护海洋的倡议。

注意：1.词数100左右；2.短文的题目和首句已为你写好。Application

AsWorldOceansDayapproaches,weareremindedonceagainoftheimportanceoftheocean.Notonlyistheoceanhometoanabundanceoflife,butitalsoplaysanindispensablerolein

maintainingthebalanceoftheglobalecosystem.However,humanactivitiesareputtingtheoceanatrisk.It’shightimethatwetookactiontoprotectouroceans.Switchingtoagreenerlifestyleisthefirststeptowardsensuringsustainabledevelopmentfortheocean.Besides,adoptingmeasurestoridtheoceanofplasticgarbage

shouldbe

aglobalpriority.Ontopofthat,westudentsshouldtakeadvantageofeveryopportunitytoraisepublicawarenessofmarineconservation.Together,wecanmakeadifferenceandensurethehealthofouroceansforyearstocome.SamplewritingCompletepartB1

Theworld’svastoceans,nowwellacceptedastheEarth’s“finalfrontier”,(1)

_________________

theheartsofscientistsandexplorers.WhilemostoftheEarth’slandmasshasbeenexploredandmapped,around80%oftheoceansremaintobeexploredandgreatdiscoveries(2)_________________us.Therefore,manycountrieshavesparednoeffortindeep-seaexploration.LeadingthewayisChina,oneofthefewcountriesthathavedevelopedtheabilitytosendhumanstothedeepestpartsofouroceans.capture/havecapturedawaitInJune2012,China’sfirstdeep-seamannedsubmersible,Jiaolong,setaworld(3)_________________recordforsubmersiblesofitskind,byreachin