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1.AEuropeanspacecrafttookofftodaytospearheadthesearchforanotherEarthamongthestars.2.TheCorotspacetelescopeblastedoffaboardaRussianSoyuzrocketfromtheBaikonurcosmodromeinKazakhstanshortlyafter2.20pm.3.Corot，shortforconvectionrotationandplanetarytransits，isthefirstinstrumentcapableoffindingsmallrockyplanetsbeyondthesolarsystem.Anysuchplanetsituatedintherightorbitstandsagoodchanceofhavingliquidwateronitssurface，andquitepossiblylife，althoughaleadingscientistinvolvedintheprojectsaiditwasunlikelytofindanylittlegreenmen.4.DevelopedbytheFrenchspaceagency，CNES，andpartneredbytheEuropeanSpaceAgency(ESA)，Austria，Belgium，Germany，BrazilandSpain，Corotwillmonitoraround120，000starswithits27cmtelescopefromapolarorbit514milesabovetheEarth.Overtwoandahalfyears，itwillfocusonfivetosixdifferentareasofthesky，measuringthebrightnessofabout10，000starsevery512seconds.5.Atthepresentmomentwearehopingtofindoutmoreaboutthenatureofplanetsaroundstarswhicharepotentialhabitats.Wearelookingathabitableplanets，notinhabitedplanets.Wearenotgoingtofindanylittlegreenmen，ProfessorIanRoxburgh，anESAscientistwhohasbeeninvolvedwithCorotsinceitsinception，toldtheBBCRadio4Todayprogramme.6.ProfRoxburghsaiditwashopedCorotwouldfindrockyplanetsthatcoulddevelopanatmosphereand，iftheyaretherightdistancefromtheirparentstar，theycouldhavewater.7.Tosearchforplanets，thetelescopewilllookforthedimmingofstarlightcausedwhenanobjectpassesinfrontofastar，knownasatransit.Althoughitwilltakemoresophisticatedspacetelescopesplannedinthenext10yearstoconfirmthepresenceofanEarth-likeplanetwithoxygenandliquidwater，Corotwillletscientistsknowwheretopointtheirlenses.8.MeasurementsofminutechangesinbrightnesswillenablescientiststodetectgiantJupiter-likegasplanetsaswellassmallrockyones.Itistherockyplanets-thatcouldbenobiggerthanabouttwicethesizeoftheEarth-whichwillcausethemostexcitement.Scientistsexpecttofindbetween10and40ofthesesmallerplanets.9.Corotwillalsoprobeintostellarinteriorsbystudyingtheacousticwavesthatrippleacrossthesurfaceofstars，atechniquecalledasteroseismology.10.Thenatureoftheripplesallowsastronomerstocalculateastar’sprecisemass，ageandchemicalcomposition.11.Aplanetpassinginfrontofastarcanbedetectedbythefallinlightfromthatstar.Smalloscillationsofthestaralsoproducechangesinthelightemitted，whichrevealwhatthestarismadeofandhowtheyarestructuredinternally.Thisdatawillprovideamajorboosttoourunderstandingofhowstarsformandevolve，ProfRoxburghsaid.12.Sincethediscoveryin1995ofthefirstexoplanet-aplanetorbitingastarotherthantheSun-morethan200othershavebeenfoundbyground-basedobservatories.13.Untilnowtheusualmethodoffindingexoplanetshasbeentodetectthewobbletheirgravityimpartsonparentstars.ButonlygiantgaseousplanetsbiggerthanJupitercanbefoundthisway，andtheyareunlikelytoharbourlife.14.Inthe2010s，ESAplanstolaunchDarwin，afleetoffourorfiveinterlinkedspacetelescopesthatwillnotonlyspotsmallrockyplanets，butanalysetheiratmospheresforsignsofbiologicalactivity.15.Ataroundthesametime，theUSspaceagency，Nasa，willlaunchTerrestrialPlanetFinder，anotherspacetelescopedesignedtolocateEarth-likeplanets.ChoosetheappropriateletterfromA-Dforquestion1.1.Corotisaninstrumentwhich(A)canhelptosearchforcertainplanets(B)isusedtofindplanetsintheorbit(C)canlocateplanetswithhumanbeings(D)canspotanyplanetswithwater.Dothefollowingstatementsagreewiththeinformationgiveninthereadingpassage？Forquestions2-5writeTRUEifthestatementagreeswiththeinformationFALSEifthestatementcontraictstheinformationNOTGIVENifthereisnoinformationonthisinthepassage2.Scientistsaretryingtofindoutabouttheplanetsthatcanbeinhabited.3.BBCRadio4recentlyfocusesonthebroadcastingofCorot.4.Passingobjectsmightcauseafallinlight.5.CorotcantellwhetherthereisanotherEarth-likeplanet.Basedonyourreadingofthepassage，completethesentencesbelowwithwordstakenfromthepassage.UseNOMORETHANTHREEWORDSforeachanswer.Withmeasurements，scientistswillbeabletosearchforsomegaseousandrockyplanets.Theywillbeextremelyexcitediftheycandiscoversomesmall6.__________，theexpectednumberofwhichcouldbeupto7.__________.Corotwillenablescientiststostudythe8.__________ofstars.Inthisway，astar’smass，ageandchemicalcompositioncanbecalculated.AccordingtoProfRoxburgh，changesinlightcanbecausedbypassingplanetsorstar9.__________.Therelatedstatisticscangainusabetter10.__________ofthestarformationandevolvement.Observatorieshavefoundmanyexoplanets，whichare11.__________otherstarsthantheSun.Thecommonwayusedinfindingexoplanetscanonlydetecthugegasplanets，whichdonot12.___________.WiththelaunchingofDarwin，astronomerswillbeabletoanalysewhetherthoserockyplanetshave13.__________forlife.Answerkeys：1.答案：A(第3段第1句：Corot，shortforconvectionrotationandplanetarytransits，isthefirstinstrumentcapableoffindingsmallrockyplanetsbeyondthesolarsystem.A项中的certainplanets指smallrockyplanetsbeyondthesolarsystem.)2.答案：TRUE(第5段第1、2句：Atthepresentmomentwearehopingtofindoutmoreaboutthenatureofplanetsaroundstarswhicharepotentialhabitats.Wearelookingathabitableplanets，notinhabitedplanets.问题中的“thatcanbeinhabited”意思就是inhabitable.)3.答案：NOTGIVEN(文中没有提及该信息。)4.答