Unit6NurturingnatureStartingoutUnderstandingideas课件-高中英语选择性

Startingout&UnderstandingideasUnit6NurturingnatureToprotectandcarefor…Tohelp…todevelopUluru,AustraliaIguazuFallArgintinaandBrazilStartingoutActivity1Lookatthepicturesandanswerthequestions.1.Whatdoyouknowabouttheseplaces?2.Whatdotheseplaceshaveincommon?Theyarewondersofthenature.Theyarefamousfortheirwonderfulscenery.LocatedinthenorthofSichuanProvince,Huanglongiswidelyknownforitshotspringsandwaterfalls,valleys,snow-cappedpeaksandforest.TheFallsoriginatefromtheIguazuRiverandarelocatedontheborderofArgentinaandBrazil.Theheightsofthefallsvaryfrom60metresto82metres.Itislocatedinthenorth-eastofTanzania.Itisat5,895metresabovesealevelandisthehighestmountaininAfrica.Surroundedbyforest,itisalsotheworld’shighestfree-standingmountain.Uluru,AustraliaItisalargesandstonerockformationinthesouth-westofAustralia’sNorthernterritory.Ulururises348metresabovethedesertplainandreachesaheightof863metresabovesealevel.Huanglong,ChinaMountKilimanjaro,Tanzania.Activity2:Watchthevideoandanswerthequestions.1.WhatarethethreetypesofWorldHeritageSites?2.WhatothernaturalheritagesitesinChinadoyouknowof?WorldHeritageSitesareclassifiedas_________WorldHeritage,__________WorldHeritage,or_________WorldHeritage.CulturalNaturalMixedStartingoutActivity2:Watchthevideoagainandfillintheform.TypeNumberExampleThreatCulturalWorldHeritagesitesNaturalWorldHeritagesitesLakeBaikal(贝加尔湖）MixedWorldHeritagesitesMorethan800PyramidsOver30FiveGreatMountainsofChina…Humanactivity&TheeffectsofclimatechangeWhatnaturecandotoushumans?Naturecanprovideeverythinghumansneedtosurviveandlivebetter.Natureisofferinghumanswithfreshairtobreath,cleanwatertodrinkandvariousfoodtoeat.It'sabsolutelyrightthathumanscan'tlivewithoutnature.ACTIVITY3Think&ShareWhatcanwehumansdotonature？Peopleusedtothink:Humanscanconquernature.Humanscanexplorenature.Huamnscanreformnature.CurrentSituationUnfortunately,asman’sdesireexpands,manasksformoreandmorefromnature.Asaresult,theenvironmenthasbeenseriouslypollutedbychemicalwastesfromfactoriesandsewageincities.Farmlandisalsooverwokedandhaslostitsfertility.Andavarietyofwildanimalsarebeinghuntedandkilled.Naturally,theconsequencesarethatmanyspeciesofplantsandanimalsaredisappearingfromtheearthandthebalanceofthenatureisbeingupset.Nownaturehastakenrevengeonman.Itisclearthatnatureisfullofpowerandmanhastheabilitytoexplorenature,toknownatureandreformthenaturebutnottheabilitytoconquernatureorcontrolnature.Humanscanexplorenature.Humanscanreformnature.ThreeGorgesDamHumanscanappreciatenature.Uluru,AustraliaIguazuFallArgintinaandBrazilHumanscanprotectnature.thehighwayindifferentviewsChina’sNationalHighway318,stretchingover5,000kilometres,runsfromShanghaitoZhangmu,Tibet.ItisthelongesthighwayinChina.Althoughregardedasthemostdangerousroadinthecountry,itisalsoknownasthe“heavenlyroad”foritsamazingviewsandtherawbeautyofthelandscape.heavenlyroadTheSkyRailway1.adv.平稳地2.adj.巨大的3.adj.脆弱的4.n.地标5.adj.壮丽的6.n.永久冻土层7.adj.西藏的8.n.羚羊9.n.空闲，闲暇Undesrtandingideas单词清障_____________________________________________________________________________________________________________________steadilymassivedelicatelandmarksplendidpermafrostTibetanantelopeleisureUndesrtandingideas单词清障10.空闲时11.n.湿地12.n.草原13.n.辐射14.adj.如镜面般的15.v.徘徊16.n.风景，景色17.n.高原18.n.经济_____________________________________________________________________________________________________________________wetlandgrasslandradiationmirror-likewandersceneryplateauatone'sleisureeconomy1.Whichisthehighestrailwayintheworld?A.TheTrans-SiberianRailway.B.TheQinghai-TibetRailwayC.TheChengdu-KunmingRaway.2.InwhichyearwasthecompletedQinghai-TibetRailwayputintooperation?A.1984B.2001C.2006.Quiz3.WhichofthesestationsisnotontheQinghai-Tibetrailway?A.LhasaB.GolmudC.Lanzhou4.WhichofthesenaturalWorldHertageSitesdoestheQinghai-TibetRailwaypassby?A.XinjiangTianshan.B.QinghaiHohXilC.SouthChinaKarstWorkinpairsandcompletethequiz.BCCB青藏铁路（Qinghai-TibetRailway），简称青藏线，是一条连接青海省西宁市至西藏自治区拉萨市的国铁Ⅰ级铁路，是中国新世纪四大工程之一，也是世界上海拔最高、线路最长的高原铁路。青藏铁路全长1956公里，分两期建成。一期工程东起西宁市，西至格尔木市，1984年5月建成通车；二期工程东起格尔木市，西至拉萨市，2006年7月1日全线通车。ACTIVITY1Skimthepassageandmatchthemainideawitheachpara.Tip:themainideaofeachparagraphisusuallythefirstorlastsentenceoftheparagraph,sometimesitisinthemiddleoftheparagraph.Xining3.__________StationQingshuiheBridgeCuonaLakeIamproudthatwebuiltour“impossible”railway,withthelocalenvironmentfullyprotected.Ittrulyisanextraordinary“SkyRailway”.Ihavebeenthinkingofthewords“railwayslikemassive1.__________arewindingamongthemountains”sincethetrainlefthere.Iwanttoreachoutandtouchitspaleblue6.____________surface.Waterbirdsplayinginthelake,andcattleandsheepwanderingthe7.___________bringthescenerytolife.Severaloxygen-makingstationswereconstructedtokeeprailwayworkers4._________Wewerealsoabletoenjoyregular5.________inlowerareas.AgroupofTibetanantelopesismovingunderthebridge,withsomestoppingtoeatgrassattheir_________.dragonsleisureTanggulahealthybreaksmirror-likegrasslandsTravelingalongthe“SkyRailway”.ACTIVITY2ACTIVITY2Fillintheblanksaccording

to

the

text.

ACTIVITY3Choose

the

best

answer

to

each

of

the

following

questionsaccording

to

the

text.1.

Howdoestheauthorintroducethe

Qinghai-Tibet

Railway?A.

By

following

space

order.B.

By

following

time

order.C.

By

making

classifications.D.

By

giving

examples.2.

Whichofthefollowing

was

unconcerned

when

constructing

the

railway?A.

How

to

ensure

the

safety

of

the

workers.

B.

How

to

protect

the

delicate

ecosystem.C.

How

to

build

a

railway

over

5,000

metres

above

sea

level.D.

How

to

persuade

people

to

travel

along

the

impossible

railway.3.

What

can

we

infer

from

the

last

sentence

in

the

sixth

paragraph?A.

The

locals

live

in

harmony

with

theanimals.B.

There

are

various

animals

in

the

Cuona

Lake

area.C.

The

ecological

environmentthere

hasbeen

well

protected.D.

The

animals

seem

totally

unaware

that

trains

pass

by.4.

What

did

the

workers

build

to

protect

Cuona

iLake?A.

Thirty-three

passages.B.

Many

bridges.C.

A

sandbag

wall.D.

Several

oxygen-

making

stations.6.What'stheauthor'spurposeinwritingthepassage?A.Toprovethathumanscanconquernature.B.TohighlighttheamountofworkrequiredtobuildtheQinghai-TibetRailway.C.Topraisetheworkers'effortsinbuildingtheQinghai-TibetRailway.D.Toprovethathumanscan'tsurvivewithoutnature.5.

Which

of

the

following

is

the

author's

feeling

during

his“Sky

Railway”

journey?

A.He

feels

anxious

about

his

health.B.Heisworried

about

the

safety

ofpassengers.C.

He

feels

concerned

about

the

delicateecosystem.D.He

is

proud

of

participating

in

the

iconstruction.I

can't

quite

believe

that

I'm

sitting

back

in

my

seat

and

am

about

to

travel

along

the

railway

that

many

foreign

experts

claimed

was

"1.____________(possible).The

Qinghai-Tibet

Railway

is

a

record

of

all

of

our

efforts

to

overcome

the

most

difficult

engineering

challenges.

How

to

protect

the

delicate

ecosystem

was

among

the

top

2.___________(concern).As

one

of

the

people

3._________once

worked

on

this

railway,

I

travel

alongthe

railway

4.__________(excited).

When

the

train

passes

the

Qingshuihe

Bridge,the

world'

s

longest

bridge

5._________(build)

over

permafrost,

I

see

passages

webuilt

under

the

railway

to

allow

animals

6.__________(move)

freely.

To

protect

thedistinct

ecosystem,

we

built

675

bridges

and

even

moved

140,000

square

metres

of

wetland

to

a

new

area.

Because

7.______the

height

above

sea

level

of

TanggulaStation,

several

oxygen-making

stations

were

constructed

to

guarantee

workers'

health.

AS

we

pass

Cuona

Lake,

I

am

attracted

by

8.______(it)

beauty

and

theanimals

there

which

bring

the

scenery

to

life.

9.________(use)

thousands

andthousands

of

sandbags,

we

built

a

twenty-kilometre

wall

along

the

lake

to

protect

it

from

construction

waste.As

10.________result

of

our

efforts,

passengers

from

all

over

the

countryhave

been

enjoyingthese

magical

landscapes.

It

truly

is

an

extraordinary“Sky

Railway”

.ACTIVITY4Fill

in

each

blank

with

one

proper

word

or

the

proper

form

of

the

given

word.impossibleconcernswho/thatexcitedlybuilttomoveofitsUsinga1.

What

scenery

in

Tibet

attracts

you

most?

Give

your

reasons.2.

If

possible,

which

means

of

transportation

would

you

choose

to

travel

to

Tibet?

Why?3.

What

do

you

think

was

the

most

distinctive

feature

of

the

Qinghai-Tibet

Railway?ACTIVITY5Think&ShareSittingbackinmyseat,Ican‘tquitebelievethatI’mabouttotravelalongtherailwaythatmanyforeignexpertsclaimedwas“impossible”.ThetrainhasbeenracingalongsteadilysinceitleftXining.Allthistime,thesong“SkyRailway”hasbeenplayinginsidemyhead.Thewords“railwayslikemassivedragonsarewindingamongthemountains”seemparticularlyvividasItravelacrossthe“roofoftheworld”.1Mainidea:I'mabouttotravelalongQinghai-TibetRailway.靠坐在火车的座位上，我简直不敢相信，我将要沿着许多外国专家声称“不可能建成”的铁路旅行。火车从西宁出发，向前平稳行驶。一路上，《天路》这首歌一直在我的脑海中回响。当火车开过“世界屋脊”时，“一条条巨龙翻山越岭”的歌词显得格外生动鲜活。IwasoneofthepeoplewhocamefromallpartsofChinatoworkonthisrailway.Takingyearstocomplete,theQinghai-TibetRailwayisarecordofallofoureffortstoovercomethemostdifficultengineeringchallenges.Howtoprotectthedelicateecosystemwasamongthetopconcerns.2修建青藏铁路的工人来自全国各地，而我就是其中之一。它历时数年建成，凝聚着我们攻克种种工程难题的全部心血。其中，如何保护脆弱的生态系统是需要我们首要问题之一。Mainidea:Howtoprotectthedelicateecosystemwasthetopconcernsofvariousdifficultengineeringchallenges.3ThefirstlandmarktocatchmyeyeisthesplendidQingshuiheBridge,theworld'slongestbridgebuiltoverpermafrost.Look!AgroupofTibetanantelopesismovingunderthebridge,withsomestoppingtoeatgrassattheirleisure.Thirty-threepassageshavebeenbuiltundertherailwaytoallowtheanimalstomovesafelyandfreelyintheirnaturalhabitat.WildanimalssuchastheseTibetanantelopeshavenowbeenusingthesepassagesforyears.Theyseemtotallyunawarethatwearespeedingpastatover100kilometresanhour.最先映入眼帘的地标性建筑是壮观的清水河大桥，它是世界上最长的高原冻土铁路桥。看！一群藏羚羊正从桥下走过，有的停下来悠闲地吃草。铁路桥下修建了三十三条野生动物通道，让动物得以在自然栖息地中安全自由地通行。就像现在的这群藏羚羊一样，野生动物们使用这些通道已有数年，它们似乎完全没有意识到我们正以每小时100多千米的速度呼啸而过。Mainidea:Thirty-threepassageswerebuiltunderQingshuiheBridgetoallowanimalsmovesafelyandfreely.4Topreventdamagetowetlandsandgrasslands,675bridgeswithatotallengthofabout160kilometreswerebuiltbetweenGolmudandLhasa.Weevenmoved140,000squaremetresofwetlandtoanewareainordertoprotectitsdistinctecosystem.为了避免破坏湿地和草原，我们在格尔木和拉萨之间建造了675座大桥，总长度约160千米。我们甚至将一块14万平方米的湿地迁往一个新的区域，以保护其独特的生态系统。Mainidea:675bridgeswerebuilttopreventdamagetowetlandsandgrasslands.Tomakesurewestayedhealthy,severaloxygen-makingstationswereconstructed.Wewerealsoabletoenjoyregularbreaksinlowerareas.5Thejourneyhasbeenflyingby,andbeforeIknowit,wehavereachedTanggulaStation.Locatedatover5,000metresabovesealevel,thisisthehighestrailwaystationintheworld.Inlocationssuchasthis,thethinair,changeableweatherandhighlevelsofUVradiationpresentedperhapsthegreatestchallengeforrailwayworkers.火车一路疾驰，还没等我反应过来，我们就已经到达了唐古拉车站。它位于海拔5,000多米的地方，是世界上海拔最高的火车站。在这样的高海拔环境中，稀薄的氧气，多变的天气，还有强烈的紫外线辐射，这些恐怕是我们铁路工人面临的最大挑战。为了确保工人的身