Unit3SeaExploration語法-Reachingoutacrossthesea

Tradeand

_________(curious)

haveoftenformed

(form)thefoundationof

mankind’sgreatestachievements.Tocompletethegreat

mapoftheworldwasastrongpassion

___

thepeopleofearly

civilizations.MarcoPolo’stalesinspiredEuropeanexplorers

________(search)

forsearoutesfromwesttoeast.However,

merchants

andexplorersfromtheEast

________(set)

sailfromeasttowestmanyyearsbeforeColumbusfirst

did.

Inancienttimes,silkfromChina

founditsway

overlandtoIndia,theMiddleEast,and

Rome,along

______becameknownastheSilkRoad.Atradingrouteacrosstheseawasalso

extendedalongthecoastsoftheIndianOcean,centredaround

______is

now

called

SriLanka.

curiosityfortosearchhadsetwhatwhatUnit3SeaExploration語法-ReachingoutacrosstheseaHere,merchantsfromChinaandmanyotherplacesmettonegotiatetradedeals,

_______

alsoledtomore

_____________(aware)

ofeachother’scultures.Overthecenturies,furthertrading

allowed

more

_____

(explore)

oftheregionstothewestofChina,

as

_________

(record)

in

DuHuan’s

RecordofMyTravels

intheeighthcentury.

Later,theMingDynastyfurtherdevelopedrelationswiththeseregions.Between1405and

1433,sevenlargefleetssailedwestonvoyagesoftradeandexploration.Thesefleetswere

asight____________(behold)

andwereinaleagueoftheirownatthattime.

_______

thecommandof

ZhengHe,theysetsailfromtheSouthChinaSeaacrosstheIndianOceantothemouth

oftheRedSea,andthentotheeastcoastofAfrica.whichawarenessexplorationrecordedtobeholdUnderUnit3SeaExploration語法-ReachingoutacrosstheseaAfricanroyalfamiliessentgiftssuch

asgiraffesasgesturesoffriendship

________

returnforgold,silk,andspices.

___________

China

withdrew

from

furtherexpeditionsafter

1433,theselandandsearoutesremained

activechannelsbetweenotherculturesfor

centuries.Toreachoutacrossthesea_________(remain)

a

strongdesiretoday.Theancientsearoutes

_______(travel)

byZhengHearebeingrevisited

withthe21stCenturyMaritimeSilkRoad,

________

ispartoftheBeltandRoadInitiative.Theaimofthisinitiativeis

___________(encourage)

cooperationandtradeacrossthehistoricSilk

Roadareas,and

________(strength)

thebondsbetweenChinaandtherestoftheworld.Trading

________(grow)

greatlyinrecentyears,andwillcontinuetodosoinyears________(come).inAlthoughremainstravelledwhichtoencouragestrengthenhasgrowntocomeUnit3SeaExploration語法-ReachingoutacrosstheseaChinahas

investedbillionsinsystemsandservicesalongtheseroutes,

____________

willhelptogreatly

developthewholearea

____________

thebenefitoffuturetradeandculturalexchange.Chinahasalsojoineditsfriendsacrosstheseaonotherimportantprojects.Althoughthe

ancientsearoutesofZhengHe

__________________

(travel)

manytimes,therearestillmanyother

places

__________(leave)

toexplore.Inrecentyears,Chinahasjoinedothernationsonseveralexpeditions

toexploretheArctic.Froma

_______________(science)

pointofview,thereis

______

urgentneedtostudythe

Arcticinordertounderstandclimatechangeanditseffects_______theearth.

whichfortravelledleftscientificanonUnit3SeaExploration語法-ReachingoutacrosstheseaHundredsofyearson,andwiththe

_____(late)

technologyinhand,theneedtotradeandthedesire

toenhancerelationshipswilldriveChinatoreachoutacrosstheseafarintothefuture.latestUnit3-ExpressyouropinionsonSeaExplorationWhen

itcomesto___________

(explore)

thesea

more,theyusuallymean

_______(exploit)

it.Sea

exploration

________(cause)

manyproblems

andwillcontinuetocausemore.

Moreexplorationmeansmore

pollution.

In2010,over200milliongallonsofoil

_______________(spill)

intothesea

bytheDeepwaterHorizon.Plasticpollution

isalsobad,

___________(kill)

manybirdsandfish,

andhasevenbeenfoundinourtap

water.Miningforresourcesisvery

damaging,

___________(especial)

intheArctic.

Becauseofclimatechange,thereis

lessicenow,

__________

meanswecan

lookformorefossilfuelsfurthernorth.

Butif

more

fossilfuels

_______________(burn)

,theicewillmelt

moreandthisnegativecyclewill

continue.Climatechangeiswarning

us

___________

somethingisverywrong.exploringexploitinghascausedwerepilled/spiltkillingespeciallywhichareburnedthatUnit3-ExpressyouropinionsonSeaExplorationOverfishingisanotherproblem.Whalesanddolphins

are

hunted

fortheirmeat

___________

for

so-calledresearch.Althoughthis

___________________(ban)

in1982,somecountriesare

still“murdering”theseintelligent

creatures

______________

mercy.Theseaishome

___life

ratherthan

human

beings’

possessions.Itishuge,butit

ismoresensitivethanwethink.Ifwe

do

notprotectit,futuregenerations

willnotforgiveus.orwasbannedwithouttoUnit3-ExpressyouropinionsonSeaExplorationTo_______(true)

understand

ourplanettruly,we

mustexploretheoceans

__________(cover)

mostof

theplanet.Opponentsmay

be_____________(concern),butseaexploration

isimportantforourfuture.For

example,scientificresearchships

canhelpaddressimportantissues

suchasclimatechange.Weneed

tounderstandwhatishappening

_________

ourplanetsothatwecantakeaction.

____________,moreresearchisnecessary.

_______________(understand)

moreaboutthesea

willalsohelpusmanageitsresources

better.Loggingnewspecieswill

improveourunderstanding

___________

lifeon

theearth.Itmayhelpusdiscovernew

medicines,aswellasnewsourcesof

foodandenergy.

_______________(access)

thedeep

oceanmayalsohelpustopredict

eventssuchasearthquakes.trulycoveringconcernedtothereforeUnderstandingofaccessingUnit3-ExpressyouropinionsonSeaExplorationWith

thepopulationoftheworld

_____________(grow)

,

weneednewresources

forfuture

_________________(develop).Thereare

_______________(probable)

vastamountsofresources

undertheseaandice,notjustoiland

gasbutalso

_____________(value)

minerals.Of

course,therearestill

_____________(environment)

risks.However,theseshouldbe

balancedwith

__________(economy)

needs.

Hopefully,astechnology

_________(improve),we

mayhavemoreoptionsformanaging

thisbalance.gorwingdevelopmentprobablyvaluableenvironmentaleconomicimprovesUnit3-WorldOceanDay

WorldOceansDay

_____________(take)

placeon8Juneeveryyear.

Now

it

____________(celebrate)

inover

100countrieswithh