雅思阅读模拟试题精选6.docx

雅思阅读模拟试题精选6.docx

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雅思阅读模拟试题精选6

雅思阅读模拟试题精选6

　　1．AEuropeanspacecrafttookofftodaytospearheadthesearchforanother"Earth"amongthestars．

　　2．TheCorotspacetelescopeblastedoffaboardaRussianSoyuzrocketfromtheBaikonurcosmodromeinKazakhstanshortlyafter2.20pm．

　　3．Corot，shortforconvectionrotationandplanetarytransits，isthefirstinstrumentcapableoffindingsmallrockyplanetsbeyondthesolarsystem．Anysuchplanetsituatedintherightorbitstandsagoodchanceofhavingliquidwateronitssurface，andquitepossiblylife，althoughaleadingscientistinvolvedintheprojectsaiditwasunlikelytofind"anylittlegreenmen"．

　　4．DevelopedbytheFrenchspaceagency，CNES，andpartneredbytheEuropeanSpaceAgency（ESA），Austria，Belgium，Germany，BrazilandSpain，Corotwillmonitoraround120,000starswithits27cmtelescopefromapolarorbit514milesabovetheEarth．Overtwoandahalfyears，itwillfocusonfivetosixdifferentareasofthesky，measuringthebrightnessofabout10,000starsevery512seconds．

　　5．"Atthepresentmomentwearehopingtofindoutmoreaboutthenatureofplanetsaroundstarswhicharepotentialhabitats．Wearelookingathabitableplanets，notinhabitedplanets．Wearenotgoingtofindanylittlegreenmen,"ProfessorIanRoxburgh，anESAscientistwhohasbeeninvolvedwithCorotsinceitsinception，toldtheBBCRadio4Todayprogramme．

　　6．ProfRoxburghsaiditwashopedCorotwouldfind"rockyplanetsthatcoulddevelopanatmosphereand，iftheyaretherightdistancefromtheirparentstar，theycouldhavewater"．

　　7．Tosearchforplanets，thetelescopewilllookforthedimmingofstarlightcausedwhenanobjectpassesinfrontofastar，knownasa"transit"．Althoughitwilltakemoresophisticatedspacetelescopesplannedinthenext10yearstoconfirmthepresenceofanEarth-likeplanetwithoxygenandliquidwater，Corotwillletscientistsknowwheretopointtheirlenses．

　　8．MeasurementsofminutechangesinbrightnesswillenablescientiststodetectgiantJupiter-likegasplanetsaswellassmallrockyones．Itistherockyplanets-thatcouldbenobiggerthanabouttwicethesizeoftheEarth-whichwillcausethemostexcitement．Scientistsexpecttofindbetween10and40ofthesesmallerplanets．

　　9．Corotwillalsoprobeintostellarinteriorsbystudyingtheacousticwavesthatrippleacrossthesurfaceofstars，atechniquecalled"asteroseismology"．

　　10．Thenatureoftheripplesallowsastronomerstocalculateastar'sprecisemass，ageandchemicalcomposition．

　　11．"Aplanetpassinginfrontofastarcanbedetectedbythefallinlightfromthatstar．Smalloscillationsofthestaralsoproducechangesinthelightemitted，whichrevealwhatthestarismadeofandhowtheyarestructuredinternally．Thisdatawillprovideamajorboosttoourunderstandingofhowstarsformandevolve,"ProfRoxburghsaid．

　　12．Sincethediscoveryin1995ofthefirst"exoplanet"-aplanetorbitingastarotherthantheSun-morethan200othershavebeenfoundbyground-basedobservatories．

　　13．Untilnowtheusualmethodoffindingexoplanetshasbeentodetectthe"wobble"theirgravityimpartsonparentstars．ButonlygiantgaseousplanetsbiggerthanJupitercanbefoundthisway，andtheyareunlikelytoharbourlife．

　　14．Inthes，ESAplanstolaunchDarwin，afleetoffourorfiveinterlinkedspacetelescopesthatwillnotonlyspotsmallrockyplanets，butanalysetheiratmospheresforsignsofbiologicalactivity．

　　15．Ataroundthesametime，theUSspaceagency，Nasa，willlaunchTerrestrialPlanetFinder，anotherspacetelescopedesignedtolocateEarth-likeplanets.

　　（615words）Questions:

　　ChoosetheappropriateletterfromA-Dforquestion1.

　　1．Corotisaninstrumentwhich

　　（A）canhelptosearchforcertainplanets

　　（B）isusedtofindplanetsintheorbit

　　（C）canlocateplanetswithhumanbeings

　　（D）canspotanyplanetswithwater.

　　Dothefollowingstatementsagreewiththeinformationgiveninthereadingpassage?

Forquestions2-5write

　　TRUEifthestatementagreeswiththeinformation

　　FALSEifthestatementcontraictstheinformation

　　NOTGIVENifthereisnoinformationonthisinthepassage

　　2．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．答案：

TRUE（第7段第1句：

Tosearchforplanets,thetelescopewilllookforthedimmingofstarlightcausedwhenanobjectpassesinfrontofastar,knownasa"transit".）

　　5．答案：

FASLE（第7段第2、3句：

Althoughitwilltakemoresophisticatedspacetelescopesplannedinthenext10yearstoconfirmthepresenceofanEarth-likeplanetwithoxygenandliquidwater,Corotwillletscientistsknowwheretopointtheirlenses.）

　　6．答案：

rockyplanets（第8段第2句：

Itistherockyplanets-thatcouldbenobiggerthanabouttwicethesizeoftheEarth-whichwillcausethemostexcitement.）

　　7．答案：

40（第8段第3句：

Scientistsexpecttofindbetween10and40ofthesesmallerplanets.问题中短语“upto”的意思是“达到，高达”，因此应该选择最高的数字40。

）

　　8．答案：

interiors（第9段第1句：

Corotwillalsoprobeintostellarinteriorsbystudyingtheacousticwavesthatrippleacrossthesurfaceofstars,atechniquecalled"asteroseismology".单词"probe”的词义是“探查，探索”。

）

　　9．答案：

oscillations（第11段第2句：

Smalloscillationsofthestaralsoproducechangesinthelightemitted,whichrevealwhatthestarismadeofandhowtheyarestructuredinternally.）

　　10．答案：

understanding（第11段第3句：

Thisdatawillprovideamajorboosttoourunderstandingofhowstarsformandevolve.）

　　11．答案：

orbiting（第12段第1句：

Sincethediscoveryin1995ofthefirst"exoplanet"-aplanetorbitingastarotherthantheSun-morethan200othershavebeenfoundbyground-basedobservatories.）

　　12．答案：

harbourlife（第13段：

Untilnowtheusualmethodoffindingexoplanetshasbeentodetectthe"wobble"theirgravityimpartsonparentstars.ButonlygiantgaseousplanetsbiggerthanJupitercanbefoundthisway,andtheyareunlikelytoharbourlife.）

　　13．答案：

atmospheres（第14段：

Inthes,ESAplanstolaunchDarwin,afleetoffourorfiveinterlinkedspacetelescopesthatwillnotonlyspotsmallrockyplanets,butanalysetheiratmospheresforsignsofbiologicalactivity.）