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1、智课网IELTS备考资料雅思阅读材料：Mars出国英语考试有哪些雅思6.5是什么水平雅思阅读评分标准托福阅读评分标准雅思和托福的区别雅思阅读考试中涉及的知识面很广，有的甚至是同学们平时很少接触到的信息，比如关于科技类的的雅思阅读材料，这篇雅思阅读材料的主要内容是介绍了火星以及科学家登陆火星的一些计划等等。以下就是详细内容，供大家参考，希望对大家在冲刺雅思阅读上能有所帮助。MissionstoMars:arockyroadtotheRedPlanetMissionstoMarsmayhavestalled,butthesearchforsignsoflifecontinues–byanalysi
2、ngthe'DNA'ofMartianmeteorites,writesRogerHighfield.雅思阅读材料：MarsArewealoneinthecosmos?Forcenturies,thatquestionhasbeenpurelyspeculative.ButinrecentyearsscientistshavegatheredevidenceofalienlifeonMarsthatisastantalisingasitisinconclusive.Wethoughtwemighthaveadefinitiveanswerin2003,whenBritain's￡50milli
3、onBeagle2probewasscheduledtotouchdownontheRedPlanet,carryinganinstrumentthatcouldhavedetectedtracesoflivingthings.Butweneverheardfromthelittleprobeagain.Thelosswasamassivedisappointmenttotheprofessorbehindthemission,ColinPillingeroftheOpenUniversity.DuringthelateNineties,Ihadseenhimdoggedlyenlistsup
4、portfortheprojectfromfellowspacescientists,thegovernmentandeventhelikesofBlurandtheartistDamienHirst.TheEuropeanSpaceAgencypromisedProfPillingerthattherewouldbeafollow-upprogramme,withamissionassoonas2007.Thatdateslippedbackagainandagain.TheMarsmissionisnowscheduledfor2018,whenajointmissionwithNasai
5、sduetosendtworoverstosearchforlife.Towardstheendofthisyear,NasawilllaunchtheMarsScienceLaboratorymission,whichwillsetdownarovercalledCuriositythatwillstudywhetherconditionshaveeverbeenfavourableformicrobiallife.Thereis,however,anotherwaytoanswerthisgiantquestion.In1989,ProfPillinger'steamfoundorgani
6、cmaterial,typicalofthatleftbytheremainsoflivingthingsonEarth,inameteoritecalledEETA79001.Thisisoneofarelativelysmallnumberofrocks–fewerthan100–thatchemicalanalysisrevealsmusthavebeenblastedoffthesurfaceoftheRedPlanetbyanasteroidimpactandthensubsequentlyfallentoEarth.TheOpenUniversityteamstoppedshort
7、ofsayingtheyhaddiscoveredlifeonMars–but,in1996,EverettGibsonandhiscolleaguesatNasaannouncedthattheybelievedthattheyhaddiscoveredafossilnobiggerthanananometreinanothermeteorite,knownasALH84001,whichhad
