step by step 3000第一册第2单元.pptx

PartIWarmingup

PartIITheworld’ssixbillionthinhabitan

PartIIIFeaturesoftheearth

PartIVShorttalksonlisteningskills

PartIWarmingup

squaremile

Greenland

ArabiaPeninsula

SaharaDesert

saltwaterlake

CaspianSea

LakeSuperior

freshwaterlake

peak

sealevel

altitude

feet

平方英里

格陵兰

阿拉伯半岛

撒哈拉沙漠

盐水湖

里海

苏必利尔湖

淡水湖

山峰

海平面

海拔

英尺

AVocabulary

贝加尔湖

马里亚纳海沟

菲律宾

海沟

尼罗河

统计资料

图表

Baykal

Marianatrench

Philippines

oceanictrench

Nile

statistics

chart

AVocabulary

A

•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.

•LakeSuperioristhebiggestfreshwaterlakeanditcoversatotalareaof32,483squaremi

•ThesmallestcontinentisOceania,withanareaof2,966,000squaremiles,andthesmallesoceanistheArcticOceanwith5,105,700squaremiles.

•Youallknowtheworld’shighestpeak,don’tyou?Mt.Qomolangma(orMt.Everest)is

29,028feetabovesealevel.Incontrast,thelowestaltitudeintheworldistheDeadSea,feetbelowsealevel,oryoucansay-1,312feet.

•ThedeepestlakeisBaykalinRussia.Thedepthis5,315feet.

•MarianaTrenchnearthePhilippinesisthedeepestoceanictrench,withadepthof36,198feet.

•ThelongestriverintheworldistheNileinAfrica.Itis4,145mileslong.

Aanswers

16,998,000/64,186,300/840,000/1,000,000/3,320,000/143,244/32,483/2,966,000/5,105,700/

29,028/-1,312/5,315/36,198/4,145

census

RussianFederati