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1、英语演讲比赛预赛朗读文章之二6、ThedeadSeaisaliveForalongtimewehavebelievedthatthere’snolifeinthedeadSea(死海).Butitlookslikewewerewrong.ThedeadSealiesontheborder(边界)ofJordan(约旦),Israel(以色列)andthewestBank.Thereismuchmoresaltinitthaninotherseas.Sopeoplethoughtitwasimpossibleforthingstoliveinit.Toomuchsaltals
2、omakespeoplefloat(漂浮)better.Forthisreason,manytouristsvisitthedeadSeaeveryyear.adivingteamhasfound30giantcraters(火山口)underthedeadSea.Thecratersspew(喷出)freshwater.Therearemanytinylivingthingsaroundthem.TeammemberdannyIonescutoldNationalGeographicNewsthatthecraterswerea“fantasticplaceforlife
3、”. 7、Internetmeasuresup howlongdoesittakeustodownload(下载)a500m(megabytes,兆字节，计算机中的一种储存单位)moviefromtheInternet?Inchina,itusuallytakeshalfanhour.ButinSouthKorea,itonlytakesfourminutes.accordingtoaglobalInternetspeedstudyreleased(发布)bytheUScompanyPandoNetworks,SouthKoreaoffersthewo
4、rld’shighestdownloadspeed,2,202kbps(kilobytespersecond,千字节每秒,网络速度单位。1m等于1,024kb).romania(罗马尼亚)andBulgaria(保加利亚)comeinsecondandthirdonthelist.TheUSshowedupinthemiddleofthelistandchinais80th.Theslowestcountry,accordingtothestudy,wasthecongo(刚果). 8、what’sthatinthesky?maNYpeoplerec
5、entlyreportedseeingaUFoinchina.at9pmonaugust20,thepilotofaircraftcZ6554wasflyingaboveShanghai.Suddenly,hesawahugelightinthesky.“Itwasroundandkeptgettingbigger.Itlookedhundredsoftimesbiggerthanthemoon,”hesaidofthesighting(景象).atalmostthesametime,chenXuofBeijingsawahalo(光环)inthesky.hepublish
6、edaphotoofthehaloonhismicroblog(微博).chensaidthehalowassmallatfirst,thenbecamelarger,movednorth,anddisappearedseveralminuteslater.TheexpertsattheBeijingUForesearchorganizationheldameetingtodiscusstheUFosighting.Intheiropinion,thehalosareman-made.Themilitarylikelysentamissile(导弹)intothesky.w
7、henitsremains(残骸)fell,peoplesaw“halos”. 9、dolphinsarealotlikeusoNEofthebiggestdifferencesbetweenhumansandotheranimalsishumans’useoftools(工具).Butscientistsfoundthatsomedolphinsusetools,too.accordingtoresearchersfrommurdochUniversity,agroupofdolphin
