step by step book 1 unit4Word格式文档下载.docx

step by step book 1 unit4Word格式文档下载.docx

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Pacific

Greenland

Arabia

Sahara

CaspianSea

Superior

Oceania

Arctic

Qomolangma

DeadSea

Baykal

Mariana

Nile

Size

16,998,000sq.mi.

64,186,300sq.mi.

840,000sq.mi.

1,000,000sq.mi.

3,320,000sq.mi.

143,244sq.mi.

32,483sq.mi.

2,966,000sq.mi.

5,105,700sq.mi.

29,028feet

-1,312feet

5,315feet

36,198feet

4,145miles

Tapescript:

ThebiggestcontinentintheworldisAsia.Itcovers16,998,000squaremiles.

ThePacificOceanisthelargestoceanwith64,186,300squaremiles.

Whichisthebiggestisland?

It'

sGreenland.Itoccupiesanareaof840,000squaremiles.

TheArabiaPeninsulaisthelargestpeninsulaandhasanareaof1,000,000squaremiles.

Doyouknowwhichisthelargestdesert?

Yes,it'

stheSaharaDesertinNorthAfrica.Itcovers3,320,000squaremiles.

ThebiggestsaltwaterlakeistheCaspianSea,whichis143,244squaremileslarge.

LakeSuperioristhebiggestfreshwaterlakeanditcoversatotalareaof32,483squaremiles.

ThesmallestcontinentisOceania,withanareaof2,966,000squaremiles,andthesmallestoceanistheArcticOceanwith5,105,700squaremiles.

Youallknowtheworld'

shighestpeak,don'

tyou?

Mt.Qomolangma（orMt.Everest）is29,028feetabovesealevel.Incontrast,thelowestaltitudeintheworldistheDeadSea,1,312feetbelowsealevel,oryoucansay-1,312feet.

ThedeepestlakeisBaykalinRussia.Thedepthis5,315feet.

MarianaTrenchnearthePhilippinesisthedeepestoceanictrench,withadepthof36,198feet.

ThelongestriverintheworldistheNileinAfrica.Itis4,145mileslong.

B.

Tapescript.

Seenfromspace,ourearth,withwatercovering70%ofitssurface,appearsasthebeautiful"

blueplanet."

Thebarelandareasappearredorbrown,darkgreenshowswherethereisplantcover,andthewhitemeanssnow.Besidesthesevenmajorlandareas,calledcontinents,therearethousandsofislands.Someofthesearearrangedingroupsandsomestandaloneinthegreatoceans.

Armsoflandwhichreachoutintothewaterarecalledpeninsulas;

seas,gulfsandbaysarearmsoftheoceanwhichliebetweenislandsandpeninsulas.Anarrowpieceoflandconnectingtwolargerlandareasisanisthmus;

anarrowstretchofwaterbetweentwolandareasiscalledastraitorachannel.

Waterisconstantlyinmotionontheearth.Rainwaterrunsoffthemountainsintovalleys;

itcollectsinlakesandriverswhichcarryitbacktotheseas.Fromthehighaltitudesofmountainpassesandplateaustothecanyonsandlow-lyingplains,thefeaturesofthelandarewonderfultosee.

PartIIInBrazilandFrance

WhatGreeksthinkitmeans:

Squid------hisname

--Well,IhadquiteanamusingtimeinGreeceononeholidaybecauseIconfusedthewordsfor"

Goodmorning,"

whichis"

Kalimera,"

and"

squid,"

Kalamari.'

SoforseveraldaysIwasgoingaroundsmilingbroadlyatpeople,saying"

squid"

tothem,andIcouldn'

tunderstandwhytheylookedatmeasffIwastotallycrazyuntilsomeonepointeditout.

--IwasinFranceonholiday,stayinginafriend'

scottageandonedaywedecidedtogoforatripontheriver.Sowewentalongtoaplaceontheriverwhereyoucouldhirecanoes.Andafriend,whopridedhimselfonbeingrathergoodatspeakingFrench,wentintohirethecanoes.Wedecidedweneededthree,soheaskedfor"

troiscanneurs'

whichhethoughtwastheFrenchfor"

threecanoes.”Wegotourcanoes;

wespenttheafternoonontheriver;

wecameback.AndStephenwentintoreturnthecanoesandcollectthedeposithe'

dpaidonthem.Andashewalkedinthedoor,theysaid"

Ah,helloMr.Troiscanneurs..."

B1.

Interestingthingsonecanseeordo

onthestreetsinBrazil

a.streetvendors

b.tellingfortune

c.eating

onthestreetsinFrance

a.watchingstreetperformers

b.portraitpainting

B2.

1.WhatunusualthingsaresoldinthestreetmarketsofBrazil?

a.specialpowders/attractmen

b.objects/forsnakebites

2.Howisone'

sfortunetoldinBrazil?

shells/onacloth/thewaytheyland

3.WhatisoneofthespecialtiesinBrazil?

roundcakes/beanflour/hotspices/fried

4.WhatkindsofperformerscanoneseeonthestreetsofParis?

a.folksingers/guitars

b.classicalmusicians

c.actors

5.WhydotheartstudentspaintportraitsonthestreetsofParis?

practicedrawingandpainting

F--friendC--Cathy

F:

Hi,Cathy!

Welcomeback!

HowwasyourtriptoBrazil?

.

C:

Oh,Ilovedeveryminuteofit!

BrazilissodifferentfromanyplaceI'

veeverbeento,andthere'

ssomuchtoseethere.

F.Yeah?

Well,how'

sitdifferent?

Well,youcanfindallsortsofstreetvendorsinthecities.Iwenttosomestreetmarketswheretheysoldreallyunusualthings,likespecialpowdersthatattractmen..,orobjectstocuresnakebites.

Wow!

AndinonecityIwentto,Igotmyfortunetoldonthestreet.

Oh,yeah?

'

Yeah!

Thefortune-tellersuseshellstotellyourfortune.Theythrowtheshellsonacloth,andthewaytheylandtellsaboutyourfuture.

F.Huh!

I'

veneverheardofthatbefore.

Mmm,butmyfavoritestreetactivitywaseating!

InBahia,youcanbuytheseroundcakesmadeofbeanflourandfilledwithhotspices.They'

refriedandthey'

redelicious.[Hmm]They'

reaspecialtythere.

Well,thatsoundsgreat.Youknow,IrememberthatwhenIwenttoFrancetwoyearsago,Isawsomeprettyunusualthingsonthecitystreets,too.

Really?

Likewhat?

Well;

inParis,youcouldwatchallkindsofstreetperformers.Therewerefolksingerswithguitars,classicalmusicians...[Oh,wow!

-]Sometimesyoucouldevenseeactorsperforminginplays.

C.Thatsoundslikealotoffun!

Oh,itis.YoureallyseeallsortsofthingsonthestreetsofParis.Infact,youcanevenhaveyourportraitpaintedrightonthestreet.[-Wow!

-]Yeah,theartstudentsdothemtopracticedrawingandpainting.

Didyouhaveyourportraitdonethere?

F.Yeah,Idid.Infact,Ihaditdonetwice!

PartIIILifehereandthere

1.DoyouknowsomethingaboutthegeographicalandclimaticconditionsinJapanandBritain?

2.GuessthewaythetwospeakersmaycomparethelifeastheyseeinJapanandBritain.

J--JohnE--Etsuko

J:

IfoundthatlivinginJapan,peoplewerebusier.Theyseemtoworkthewholeday.

E:

Yes,that'

sright.WeworkfromMondaythroughSaturday,eveninsummer.Youknow,summerinJapanisjusthorrible.It'

svery,veryhumidandhot,andyouneedtotakeshowersthreetimesaday.

J.SoyoufinditcoolerinEngland?

sright.

J.WhereIwaslivinginJapan,inthenorth,itwasmuchcolderthanEngland,especiallyinwinter-minusthirtydegreescentigrade.DoesthewinterinOsakalastlongerthanthewinterinEngland?

E.No,Idon'

tthinkso.December,January,February,March

J.Yes.It'

salittlebitshorterffanything.

EversinceIcamehere,InoticedthatthecountrysidehereinEnglandisreallybeautiful.

smuchflatterthaninJapan.

E.Yes,Japanisamountainouscountryandourcitiesarefullofpeople.Therearelotsofpeopleinalimitedfiatarea....

Yes.IfoundJapanmuchmoremountainousthanBritain,especiallyinthenorth.Themountainsaremuchhigherandmuchmorerocky.IfounditmorebeautifulthanBritain,Ithink.

E.Yes,ifyoulikemountains!

J.Andsothereforethetownsandvillagestendtobemorecrowded.

E.Yes,that'

Yes.Sobecausethecitiesaremorecrowded,thehousestendtobesmaller,don'

tthey?

E.Yes,theyareverycompact,andwedon'

thavealotofspace.Inbigcitiesyouhavealotoftallerbuildingsnow.

J.IsthisaproblembecausetherearemoreearthquakesinJapan?

sright,and..,er...

PartIVShorttalksonlisteningskills

BeCarefulwithNumbers

Quickandaccurateresponsetonumbersisveryimportantindailycommunication.Telephonenumbers,addresses,prices,temperatures,timeanddatesareallcloselylinkedwiththeuseofnumbers.Besides,numbersalsoplayaveryimportantpartinbroadcastprogramssuchasscientificstories,statisticsupdate,andreportsaboutongoing.eventsofvariouskinds.

Althoughidentificationofnumbersinprintisusuallyeasy,numberidentificationthroughlisteningprovestobeabigproblemformanypeople.Inactuallistening,weareoftenrequiredtogetthenumbersimmediatelyafterwehearthem.Andfailuretogetacorrectnumber,sometimesameremistakeindigit,canseriouslyaffecttheunderstandingofthewholestoryandthereforecauseseverelosses.Thedifferencesbetweenmillionandbillion,"

-teen'

s"

and,-ty'

aresogreatthatnoonecansimplyaffordtoignorethem..

Numbersaresometimesreadindifferentways.Forexample,"

seventeenpointfivemillion"

or"

seventeenmillionfivehundredthousand"

canalsobereadas"

seventeenandonehalfmillion."

Intensivetraininginnumberscanhelpusgetfamiliarwiththesedifferentyetstillregularwaysofnumberpresentations.

Foreasyreadingandwriting,numbersofmorethanfourdigitsareoftenseparatedbycommasintogroupsofthreedigitseach.Forexample,1,234,567isonemillion,twohundredandthirty-fourthousand,andfivehundredandsixty-seven.Sayingnumbersovertoyourselvesafteryouhearthemcanincreaseoursensitivitytonumbers.

Numbersareallaroundus.Letuspracticewith