Unit6NurturingnatureStartingoutUnderstandingideas課件-高中英語(yǔ)選擇性

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(貝加爾湖）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.平穩(wěn)地2.adj.巨大的3.adj.脆弱的4.n.地標(biāo)5.adj.壯麗的6.n.永久凍土層7.adj.西藏的8.n.羚羊9.n.空閑，閑暇Undesrtandingideas單詞清障_____________________________________________________________________________________________________________________steadilymassivedelicatelandmarksplendidpermafrostTibetanantelopeleisureUndesrtandingideas單詞清障10.空閑時(shí)11.n.濕地12.n.草原13.n.輻射14.adj.如鏡面般的15.v.徘徊16.n.風(fēng)景，景色17.n.高原18.n.經(jīng)濟(jì)_____________________________________________________________________________________________________________________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青藏鐵路（Qinghai-TibetRailway），簡(jiǎn)稱(chēng)青藏線(xiàn)，是一條連接青海省西寧市至西藏自治區(qū)拉薩市的國(guó)鐵Ⅰ級(jí)鐵路，是中國(guó)新世紀(jì)四大工程之一，也是世界上海拔最高、線(xiàn)路最長(zhǎng)的高原鐵路。青藏鐵路全長(zhǎng)1956公里，分兩期建成。一期工程?hào)|起西寧市，西至格爾木市，1984年5月建成通車(chē)；二期工程?hào)|起格爾木市，西至拉薩市，2006年7月1日全線(xiàn)通車(chē)。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.靠坐在火車(chē)的座位上，我簡(jiǎn)直不敢相信，我將要沿著許多外國(guó)專(zhuān)家聲稱(chēng)“不可能建成”的鐵路旅行。火車(chē)從西寧出發(fā)，向前平穩(wěn)行駛。一路上，《天路》這首歌一直在我的腦海中回響。當(dāng)火車(chē)開(kāi)過(guò)“世界屋脊”時(shí)，“一條條巨龍翻山越嶺”的歌詞顯得格外生動(dòng)鮮活。IwasoneofthepeoplewhocamefromallpartsofChinatoworkonthisrailway.Takingyearstocomplete,theQinghai-TibetRailwayisarecordofallofoureffortstoovercomethemostdifficultengineeringchallenges.Howtoprotectthedelicateecosystemwasamongthetopconcerns.2修建青藏鐵路的工人來(lái)自全國(guó)各地，而我就是其中之一。它歷時(shí)數(shù)年建成，凝聚著我們攻克種種工程難題的全部心血。其中，如何保護(hù)脆弱的生態(tài)系統(tǒng)是需要我們首要問(wèn)題之一。Mainidea:Howtoprotectthedelicateecosystemwasthetopconcernsofvariousdifficultengineeringchallenges.3ThefirstlandmarktocatchmyeyeisthesplendidQingshuiheBridge,theworld'slongestbridgebuiltoverpermafrost.Look!AgroupofTibetanantelopesismovingunderthebridge,withsomestoppingtoeatgrassattheirleisure.Thirty-threepassageshavebeenbuiltundertherailwaytoallowtheanimalstomovesafelyandfreelyintheirnaturalhabitat.WildanimalssuchastheseTibetanantelopeshavenowbeenusingthesepassagesforyears.Theyseemtotallyunawarethatwearespeedingpastatover100kilometresanhour.最先映入眼簾的地標(biāo)性建筑是壯觀的清水河大橋，它是世界上最長(zhǎng)的高原凍土鐵路橋?？?！一群藏羚羊正從橋下走過(guò)，有的停下來(lái)悠閑地吃草。鐵路橋下修建了三十三條野生動(dòng)物通道，讓動(dòng)物得以在自然棲息地中安全自由地通行。就像現(xiàn)在的這群藏羚羊一樣，野生動(dòng)物們使用這些通道已有數(shù)年，它們似乎完全沒(méi)有意識(shí)到我們正以每小時(shí)100多千米的速度呼嘯而過(guò)。Mainidea:Thirty-threepassageswerebuiltunderQingshuiheBridgetoallowanimalsmovesafelyandfreely.4Topreventdamagetowetlandsandgrasslands,675bridgeswithatotallengthofabout160kilometreswerebuiltbetweenGolmudandLhasa.Weevenmoved140,000squaremetresofwetlandtoanewareainordertoprotectitsdistinctecosystem.為了避免破壞濕地和草原，我們?cè)诟駹柲竞屠_之間建造了675座大橋，總長(zhǎng)度約160千米。我們甚至將一塊14萬(wàn)平方米的濕地遷往一個(gè)新的區(qū)域，以保護(hù)其獨(dú)特的生態(tài)系統(tǒng)。Mainidea:675bridgeswerebuilttopreventdamagetowetlandsandgrasslands.Tomakesurewestayedhealthy,severaloxygen-makingstationswereconstructed.Wewerealsoabletoenjoyregularbreaksinlowerareas.5Thejourneyhasbeenflyingby,andbeforeIknowit,wehavereachedTanggulaStation.Locatedatover5,000metresabovesealevel,thisisthehighestrailwaystationintheworld.Inlocationssuchasthis,thethinair,changeableweatherandhighlevelsofUVradiationpresentedperhapsthegreatestchallengeforrailwayworkers.火車(chē)一路疾馳，還沒(méi)等我反應(yīng)過(guò)來(lái)，我們就已經(jīng)到達(dá)了唐古拉車(chē)站。它位于海拔5,000多米的地方，是世界上海拔最高的火車(chē)站。在這樣的高海拔環(huán)境中，稀薄的氧氣，多變的天氣，還有強(qiáng)烈的紫外線(xiàn)輻射，這些恐怕是我們鐵路工人面臨的最大挑戰(zhàn)。為了確保工人的身