step-by-step-3000第一册第2单元ppt

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Unit2ColorfulLands,ColorfulPeoplePartIWarmingupPartIITheworld’ssixbillionthinhabitantPartIIIFeaturesoftheearthPartIVShorttalksonlisteningskillsPartIWarmingupAVocabularysquaremile平方英里Greenland格陵兰ArabiaPeninsula阿拉伯半岛SaharaDesert撒哈拉沙漠saltwaterlake盐水湖CaspianSea里海LakeSuperior苏必利尔湖freshwaterlake淡水湖peak山峰sealevel海平面altitude海拔feet英尺AVocabularyBaykal贝加尔湖Marianatrench马里亚纳海沟Philippines菲律宾oceanictrench海沟Nile尼罗河statistics统计资料chart图表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.•LakeSuperioristhebiggestfreshwaterlakeanditcoversatotalareaof32,483squaremiles.•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.Aanswers16,998,000/64,186,300/840,000/1,000,000/3,320,000/143,244/32,483/2,966,000/5,105,700/29,028/-1,312/5,315/36,198/4,145BVocabularycensus人口普查RussianFederation俄罗斯联邦Pakistan巴基斯坦Bangladesh孟加拉共和国Nigeria尼日利亚Mexico墨西哥B•ThecountrywiththelargestpopulationintheworldisChina.Accordingtothe1997census,thetotalpopulationwas1,243,738,000.•ThesecondlargestinpopulationisIndia.Itlistedapopulationof955,220,000in1997.•AndthethirdlargestistheUnitedStates,withitsestimatedpopulationof267,901,000in1997.•Whichcountryisthefourthlargestinpopulation?It’sIndonesia.About199,867,000peoplelivethere.•Brazilranksthefifthinitspopulation.Therethepopulationwas159,884,000.•NextcomestheRussianFederation,withapopulationof147,105,000.•TheseventhinlineisPakistan,withanestimatedpopulationof138,150,000.•Japanisthecountrywiththeeighthlargestpopulation.Itspopulationestimatedin1997reached125,638,000.•ThenextlargescountryinpopulationisBangladesh.Theestimatedpopulationwas122,013,000in1997.•NigeriainAfricaranksthetenthinitspopulation.Thereareabout118,369,000peoplelivingthere.•Theeleventh?Mexico.Accordingtostatistics,itspopulationwas96,400,000in1997.•Andlast,thetwelfthlargestisGermany.Its1997censusshowedithadapopulationof82,071,000.Banswers1,243,738,000/955,220,000/267,901,000/199,867,000/159,884,000/147,105,000/138,150,000/125,638,000/122,013,000/118,369,000/96,400,000/82,071,000CVocabularySpanish西班牙语Bengali孟加拉语Portuguese葡萄牙语Javanese爪哇语Vietnamese越南语Telugu泰卢固语Marathi马拉地语CVocabularyTamil泰米尔语Turkish土耳其语Urdu乌尔都语Gujarati吉吉拉特语Polish波兰语Arabic阿拉伯语Ukrainian乌克兰语CanswersChinese1,300million/Spanish332million/English322million/189million/182million/170million/Russian170million/Japanese125million/German98million/75.5million/Korean75million/French72million/Vietnamese67million/66million/64million/63million/Turkish59million/58million/44million/Polish44million/Arabic42.5million/41millionCDoyouknowwhichlanguagesarespokenbymorethan40millionpeople?Chinesehasthelargestnumberofspeakers,morethan1,300million.Next,Spanishisspokenby332millionpeople.ThenextonthelineisEnglish,whichhasmorethan322millionspeakers.Number4,Bengaliisspokenby189millionpeople.NextcomesHindi,thelanguagespokenchieflyinIndia,whichhas182millionspeakers.PortugueseandRussianarenextonthelineandtheyarebothspokenby170millionpeople.Number8,Japaneseisspokenby125million.Next,Germanhas98millionspeakers,whileJavanesehas75.5million.WehaveKoreanonthelistwith75million,anditisfollowedbyFrench,whichisspokenby72million.Number13,Vietnameseisspokenby67millionandTeluguisspokenby66million.Next,wehaveMarathionthelistandithas64millionspeakers.MarathiisfollowedbyTamil,with63millionspeakers.NextcomesTurkish,thelanguagespokeninTurkey,andithas59millionspeakers.Number18,Urduisspokenby58millionpeople.Gujaratihas44millionspeakers,andPolishisalsospokenby44millionpeople.Number21,which42.5millionpeoplespeak,isArabicandlast,thenumberofpeoplewhospeakUkrainianis41million.PartIITheworld’ssixbillionthinhabitantVocabularyBosnia-Herzegovina波斯尼亚黑塞哥维那deliver出生Kosovo科索沃Sarajevo萨拉热窝symbolize作为……的象征ecological生态学的acclaim欢呼Vocabularyplanet行星momentum动力,势头demographer人口统计学家leveloff使平稳present提出humanity人类Answers1.Ababyboy2.social/ecological/populations3.longer/healthier1.b2.c3.aAAbabyboyborninBosnia-Herzegovinaovernighthasofficiallybeennamedtheworld’ssixbillionthinhabitant.Althoughseveralotherbabiesarelikelytohavebeenbornatthesametimeelsewhereintheworld,theUnitedNationshaddeclaredthatthefirstchildtobedeliveredattheKosovoHospitalinSarajevotodaywouldsymbolizethepassingofthemark.TheUSecretaryGeneralisvisitingthemotherandherson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