小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com必修Book3Unit4SpaceExplorationB卷·综合能力提升练(时间：90分钟满分：120分)第一部分阅读理解(共两节，满分50分)第一节(共15小题；每小题2.5分，满分37.5分)阅读下列短文，从每题所给的A、B、C和D四个选项中选出最佳选项。A（2023·上海·模拟预测）Timehasalwaysbeenofgreatinteresttoscientist…Theory1:AccordingtoCaltechcosmologist(宇宙学家)DrSeanCarroll,theflowoftimefrompasttofuturemaybethesymptomofourUniversehavingemergedfromanotheruniversethatexistedbeforetheBigBangandthengavebirthtoourown.Theory2:In1967,twoAmericantheoristscameupwithanequationdescribingthequantum(量子)stateofthewholeUniverse.KnownastheWheeler-DeWittequation,itincludesmanykeyfeaturesoftheuniverse,suchasitssize.Butoneaspectisabsent:time.Sometheoristsbelievethisimpliesthattimeonlyexistsinourminds.Theory3:AccordingtotheoristProfLeeSmolinatthePerimeterInstitute,Canada,theexistenceoflifeintheUniverseistheresultofthelawsofphysicsevolvingtotheircurrentstateoveranunlimitednumberofpreviousuniverses.Iftrue,thismeansthatourveryexistenceisproofthattimedoesexist.Theory4:In2009,physicistsattheuniversitiesofBristolandCambridgeshowedthatthepassingoftimerevealedby,say,thecoolingofacupoftea,maybeduetoquantumeffectcalled‘entanglement’.Thisinvolvestheparticles(粒子)intheteaminteractingwiththeirsurroundings,beingboundtogetherandbecominghardertodistinguishfromeachother—aone-wayprocessthatrequirestheforwardprogressionoftimetooccur.Theory5:Darkenergy,themysteriousanti-gravitationalforcethatdrivestheexpansionoftheUniverse,maybelinkedtotheexistenceofthearrowoftime.Lastyear,twocosmologistsattheYerevanPhysicsInstituteshowedthatdarkenergyleadstothegrowthofentropy,ameasureofdisorder,intheUniverse.1．Allthefivetheoriesimplythat_____.A．timeisflexibleB．timeisconstant小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.comC．timedoesgoforthandbackD．timedoesexistinsomeway2．Whichtheorydoesn’tincludetime?A．Theory1.B．Theory2.C．Theory3.D．Theory4.3．Accordingtothepassage,whichofthefollowingstatementsistrueofdarkenergy?A．Itleadstotheexistenceofmulti-universities.B．Itiswhatkeepstheuniverseinorder.C．Itincreasesinstrengthwithgravity.D．Itiswhatmakestheuniversegetbigger.【答案】1．D2．B3．D【导语】这是一篇说明文，文章讲述了关于时间的五个理论。1．推理判断题。根据Theory1中“AccordingtoCaltechcosmologist(宇宙学家)DrSeanCarroll,theflowoftimefrompasttofuturemaybethesymptomofourUniversehavingemergedfromanotheruniverse(根据加州理工大学宇宙学家肖恩·卡罗尔博士的说法，时间从过去到未来流动可能是我们的宇宙从另一个宇宙中出现的症状)”、Theory2中“Sometheoristsbelievethisimpliesthattimeonlyexistsinourminds.(一些理论家认为，这意味着时间只存在于我们的头脑中)”、Theory3中“Iftrue,thismeansthatourveryexistenceisproofthattimedoesexist.(如果这是真的，这意味着我们的存在本身就是时间确实存在的证明)”、Theory4中“aone-wayprocessthatrequirestheforwardprogressionoftimetooccur(这是一个单向的过程，需要时间向前推移才能发生)”以及Theory5中“Darkenergy,themysteriousanti-gravitationalforcethatdrivestheexpansionoftheUniverse,maybelinkedtotheexistenceofthearrowoftime.(暗能量，一种神秘的反引力，驱动着宇宙的膨胀，可能与时间箭头的存在有关)”可知，五个理论都暗示了时间以某种形式确实存在。故选D。2．细节理解题。根据Theory2中“In1967...