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20xx年12月高校英语六级阅读模拟练习题20xx年12月高校英语六级阅读模拟练习题英语四六级考试的20xx年下半年考试即将到来为帮助各位更好的进行学问点的巩固,下面是为大家搜寻整理的英语六级辅导训练,希望能给大家带来帮助!EarthquakesAAnearthquakeisoneofthemostterrifyingphenomenathatnaturecandishup.Wegenerallythinkofthegroundwestandonas”rock-solid”andcompletelystable.Anearthquakecanshatter粉碎thatperceptioninstantlyandoftenwithextremeviolence.BUpuntilrelativelyrecentlyscientistsonlyhadunprovenguessesastowhatactuallycausedearthquakes.Eventodaythereisstillacertainamount是无法预料的.,人们不行能得知地震什么时候会发生表达与题干全都
7.B本题是对B段第
三、四句的同义转述定位关键词是causeearthquakeso题目中的foundout同义转述了原文中的identifiedo
8.L本题是对L段最终两句的概括定位关键词是designedo原文提到过去50年我们在应对地震方面取得了进步,尤其是在建筑工程领域我们用特殊材料加固房屋以应对地震的破坏,我们设计足够灵敏的房屋,确保地震不会导致房屋倒塌,这与题干表达的完全全都
9.F本题是F段中举例的一部分定位关键词是thetheoryofplatetectonicso原文提到科学家用theideaofplatetectonics说明很多现象,其中之一就是theapparentmovementofcontinentsovertime
10.1本题是对I段最终一句的同义转述定位关键词是convergentplateboundaries题干中的referto与原文中的arecalled属于同义转述ofmysterysurroundingthembutscientistshaveamuchclearerunderstanding.Therehasbeenenormousprogressinthepastcentury.Scientistshaveidentifiedtheforcesthatcauseearthquakesanddevelopedtechnologythatcantellusanearthquakesmagnitudeandorigin.Thenexthurdleistofindawayofpredictingearthquakessotheydontcatchpeoplebysurprise.Inthisarticlewellfindoutwhatcausesearthquakesandwe/llalsofindoutwhytheycanhavesuchadevastatingeffectonus.Anearthquakeisavibration振动thattravelsthroughtheearth/scrust.Technicallyalargetruckthatrumblesdownthestreetiscausingamini-earthquakeifyoufeelyourhouseshakingasitgoesby;butwetendtothinkofearthquakesaseventsthataffectafairlylargeareasuchasanentirecity.Allkindsofthingscancauseearthquakes:volcaniceruptionsmeteor流星impactsundergroundexplosionsanundergroundnucleartestforexamplecollapsingstructuressuchasacollapsingmine.Butthemajorityofnaturally-occurringearthquakesarecausedbymovementsoftheearthsplates.Weonlyhearaboutearthquakesinthenewseveryonceinawhilebuttheyareactuallyaneverydayoccurrenceonourplanet.AccordingtotheUnitedStatesGeologicalSurveymorethan3millionearthquakesoccureveryyear.Thatsabout8000adayoroneevery11seconds!Thevastmajorityofthese3millionquakesareextremelyweak.Thelawofprobabilityalsocausesagoodnumberofstrongerquakestohappeninuninhabitedplaceswherenoonefeelsthem.Itisthebigquakesthatoccurinhighlypopulatedareasthatgetourattention.Earthquakeshavecausedagreatdealofpropertydamageovertheyearsandtheyhaveclaimedmanylives.Inthelasthundredyearsalonetherehavebeenmorethan
1.5millionearthquake-relatedfatalities.Usuallyitsnottheshakinggrounditselfthatclaimslives;itstheassociateddestructionofman-madestructuresandothernaturaldisastersitcausessuchastsunamisavalanches雪崩andlandslides.Thebiggestscientificbreakthroughinthehistoryofseismology—thestudyofearthquakes—cameinthemiddleofthe20thcenturywiththedevelopmentofthetheoryofplatetectonics(筑造学).Scientistsproposedtheideaofplatetectonicstoexplainanumberofpeculiarphenomenaonearthsuchastheapparentmovementofcontinentsovertimetheclusteringofvolcanicactivityincertainareasandthepresenceofhugeridgesatthebottomoftheocean.Thebasictheoryisthatthesurfacelayeroftheearth—thelithosphere—iscomprisedofmanyplatesthatslideoverthelubricating(润滑的)asthenospherelayer.Attheboundariesbetweenthesehugeplatesofsoilandrockthreedifferentthingscanhappen.Platescanmoveapart.Iftwoplatesaremovingapartfromeachotherhotmoltenrockflowsupfromthelayersofmantlebelowthelithosphere.Thismagma(岩浆)comesoutonthesurface(mostlyatthebottomoftheocean)whereitiscalledlava(熔岩)・Asthelavacoolsithardenstoformnewlithospherematerialfillinginthegap.Thisiscalledadivergentplateboundary.Platescanpushtogether.Ifthetwoplatesaremovingtowardeachotheroneplatetypicallypushesundertheotherone.Thisplatebelowsinksintothelowermantlelayerswhereitmelts.Atsomeboundarieswheretwoplatesmeetneitherplateisinapositiontopushundertheothersotheybothpushagainsteachothertoformmountains.Thelineswhereplatespushtowardeachotherarecalledconvergentplateboundaries.Platesslideagainsteachother.Atotherboundariesplatessimplyslidebyeachother—onemovesnorthandonemovessouthforexample.Whiletheplatesdontdriftdirectlyintoeachotheratthesetransformboundariestheyarepushedtightlytogether.Agreatdealoftensionbuildsattheboundary.Weunderstandearthquakesalotbetterthanwedideven50yearsagobutwestillcantdomuchaboutthem.Theyarecausedbyfundamentalpowerfulgeologicalprocessesthatarefarbeyondourcontrol.Theseprocessesarealsofairlyunpredictablesoitsnotpossibleatthistimetotellpeopleexactlywhenanearthquakeisgoingtooccur.Thefirstdetectedearthquakewaveswilltellusthatmorepowerfulvibrationsareontheirwaybutthisonlygivesusafewminutes/warningatmost.LSowhatcanwedoaboutearthquakesThemajoradvancesoverthepast50yearshavebeeninpreparednessparticularlyinthefieldofconstructionengineering.In1973theUniformBuildingCodeaninternationalsetofstandardsforbuildingconstructionaddedspecificationsto7strengthen7buildingsagainst7the7force7of7earthquake7waves.7This7includesstrengtheningsupport7material7as7well7as7designingbuildingssotheyareflexibleenoughtoabsorbvibrationswithoutfallingordeteriorating.Itsveryimportanttodesignstructuresthatcanundergothissortofattackparticularlyinearthquake-proneareas.MAnothercomponentofpreparednessiseducatingthepublic.TheUnitedStatesGeologicalSurveyUSGSandothergovernmentagencieshaveproducedseveralbrochuresexplainingtheprocessesinvolvedinanearthquakeandgivinginstructionsonhowtoprepareyourhouseforapossibleearthquakeaswellaswhattodowhenaquakehits.NInthefutureimprovementsinpredictionandpreparednessshouldfurtherminimizethelossoflifeandpropertyassociatedwithearthquakes.Butitwillbealongtimeifeverbeforewe/llbereadyforeverysubstantialearthquakethatmightoccur.Justlikesevereweatheranddiseaseearthquakesareanunavoidableforcegeneratedbythepowerfulnaturalprocessesthatshapeourplanet.Allwecandoisincreaseourunderstandingofthephenomenonanddevelopbetterwaystodealwithit.Earthquake-relatedfatalitiesareusuallycausedbybuildingscollapseandotherensuingnaturaldisastersnotbytheshakinggrounditself.Besidesmovementsoftheearthsplatesotherforcessuchasvolcaniceruptionsmeteorimpactsandsooncanalsocauseearthquakes.Earthquakesactuallyoccureveryday;mostofthemarenotbigenoughtogetourattention.Peoplegenerallythinkthegroundbeneaththeirfeetiscompletelystablebutearthquakesshatterthatideainnotime.Wecannotpreventearthquakesbutwecanactivelyfindbetterwaystofacethem.Earthquakesarehardlypredictableandpeoplecannotbetoldwhenanearthquakeisgoingtooccur.Scientistshavefoundoutforcesthatcauseearthquakesthroughyearsofefforts.Architectsnowhavedesignedflexiblebuildingstominimizethedamagesofearthquakes.Scientistsusethetheoryofplatetectonicstoexplaintheapparentmovementofcontinentsovertime.Theconvergentplateboundariesrefertothelineswhereplatespushtowardeachother.文章精要地震危害巨大,了解地震对削减其带来的损失有着重要意义本文讲解了引发地震的因素、与地震有关的地壳板块运动和地震的危害,并指出尽管人类还无法精确预料地震,但一些必要的防备措施能够削减地震带来的损失答案解析.E本题是对E段最终一句话的同义转述定位关键词是Earthquake-relatedfatalities原文用itsnot...thatclaimslives;it勺…结构指出“通常不是地壳晃动引起的死亡,而是伴随而来的房屋倒塌或其他自然灾难导致的死亡”,题目用…becausedby...notby...结构表达了同样的意思.C本题是对C段最终两句的归纳,题目将两句话的含义概括为一句话定位关键词是movementsoftheearth$splatesvolcaniceruptionsmeteorimpactSoattentionoD段首句就提到每天都会发生地震,最终一句提到只有大地震才能引起人们的留意,本题就是对这两句话的概括A本题是对A段最终两句的同义转述定位关键词是shattero题目中的thegroundbeneaththeirfeet同义转述了原文中的thegroundwestandonN本题是对N段最终两句的概括定位关键词是betterways文章最终一句提到,我们能做的就是增加我们对地震的相识,找寻更好的方法来应对它与题干表达全都K本题是对K段第三句的同义转述定位关键词是hardlypredictable原文提到虽然我们对地震有了更深的了解,但地震照旧不受我们的限制,地震。