时文阅读与练习29- 高三英语一轮复习

时文阅读与^^29

MyVRexperiences

瞬VR腿2旅

1MyfirstimpressionofVRwasnotthatgoodaftermyfirstattemptlasted

about60minutes.Attheendofthattime,Idecidedthatitwasn'tformeandI

soldmyheadsetformorethanIpaidforit.

2ThatwasafewyearsagoandtheheadsetIusedwasthePSVR.Yes,Icould

havegoneforoneofthemoreadvancedheadsetsbut,atthetime,myPCwasn't

uptoit.IthoughtthataquickwinwithaPSVRcouldsatisfymycuriosity（好奇心）,

butIwaswrong.

3In2019,withtheappearanceofalotofnewheadsets,Idecidedthat,

maybe,itwastimetotryVRagain.IchosetousetheBigscreenapptowatch

moviestofeelasifIwereatthecinema.Whatwasinterestingformewastosee

whattheactualqualitywaslikebut,importantly,whatkindofexperienceyou

couldhave.Yes,forsomeonewhodoesn'talwayslikethemovie-goingexperience,

thiscouldhaveturnedouttobethebestofbothworlds.Ididn'thavetospend

moneyonexpensivesnacks（小吃）andparkingandIdidn'thavetoputupwith

badsmells.

4IhavetosaythatthewholeVRexperiencehasimprovedquitealot.Yes,

thingshaveimproved,butit'snotperfect.Infact,Idon'tthinkwe'vereachedthe

“goodenough"stage（阶段）yet.

5AsforotherVRapps,Ioncetoldawell-knowneditorthatVRwaspromising.

Hejustlookedatmewithalookthatsaid,“Itisnevergoannahappen/7Well,the

timehascome,andyoucanactuallydothisnow.

6VRisn'tforeveryone,Iunderstand,butitcanbeachoiceforsome.I'dlike

tothinkthatthenextgenerationofheadsetswillimprovesomeoftheproblems

thatwe'restillseeing.

ReadingCheck

Choosethebestanswersaccordingtothetext.

1.Whatwastheauthor'sPSVRexperiencelikeafewyearsago?

A.Hefounditdisappointing.

B.Hewastedalotofmoneyonit.

C.Hefelttheheadsetuncomfortable.

D.Heconsidereditinteresting.

2.WhydidtheauthorchoosetheBigscreenapp?

A.Hewasnotafilmlover.

B.Hecouldhavesnacksathome.

C.Hedidn'thavetopayfortheapp.

D.Hedidn'tliketogotothecinema.

3.Whatdoestheauthorthinkofhis2019VRexperience?

A.Itisperfect.

B.Itisgoodenoughinhiseyes.

C.Ithasfallenshortofhisexpectations.

D.Ithasachievedsomeimprovements.

4.Whatistheeditor'sattitudetowardsthefutureofVR?

A.Uninterested.B.Uncertain.

C.Pessimistic.D.Hopeful.

attheendof在结束时;在......末端

morethan超过

couldhavedone本可以（但实际未）

satisfyone'scuriosity满足某人的好奇心

turnout结果..

putupwith容忍;忍受

infact实际上

Whywombatsproducesquare-shapeddroppings

1Wombatsaretheonlycreatureontheearththatpoopscubes.Toanimal

experts,theyhavebeenamysteryforaverylongtime.Now,researcherssay

theyhaveuncoveredhowthewombatcreatestheirunusually-shapedexcrement

（粪便）.

2ResearchersatGeorgiaInstituteofTechnologyfirststartedstudyingthe

wombat'sabilitytopoopcubesbackin2018.Theycomparedtheirintestines（肠）

tothoseofpigs.Theyinsertedaballoonintotheanimals'digestivetractstosee

howtheystretchedtofittheballoonandfoundregionsofvariedthicknessand

stiffness.

3Scientiststhencreateda2Dmathematicalmodeltocopyhowtheseintestine

regionscontractandexpandwiththerhythmsofdigestion,shapingthepoopinto

itscuboidshape.Softerintestinalregionssqueezeslowlyandmold（塑造）the

finalcornersofthecubeovermultipledays.Interestingly,inmostmammals,the

contractions（4攵缩）ofintestinalmusclesoccurinalldirections,butinwombats,

thegrooved（有沟的;有槽的）tissueandirregularcontractionsshapethepoop

differently.

4Whilethisresearchmayseemcompletelymeaningless,orjustmeantto

satisfyhumancuriosity,thescientistsinvolvedinthestudysaythatthesenew

findingscouldhaveabigimpactonhumandigestivehealthresearchand

manufacturingtechnology.Itwouldbeacoolmethodtoapplytothemanufacturing

process,howtomakeacubewithsofttissueinsteadofjustmoldingit.

5Nowthatthemysteryofhowwombatsproducecuboidpoopseemstohave

beensolved,thatonlyleavesthe"why”.Scientistshavesometheoriesaboutthis

aswell.Onestatesthatbecausewombatspickuptheirpoopandpileitasawayof

communicatingbetweenthem,thecuboidshapehelpsthembuildhigherpoop

towers.

6Anothertheoryclaimsthatbecausewombatstendtousetheirpooptomark

theircontrolledlandonrocksandlogs,thecuboidshapeoftheexcrementensures

thatitwon'tsimplyrolloff.

ReadingCheck

Choosethebestanswersaccordingtothetext.

1.Whatmakeswombats'excrementsoparticular?

A.Itsshape.B.Itssmell.

C.Itshardness.D.Itsingredient.

2.Howdidthescientistsstarttheresearchin2018?

A.Byanalyzingdata.B.Bystudyingexamples.

C.Byrecordingactivities.D.Bymakingcomparison.

3.Whatcanbeinferredaccordingtoparagraph3?

A.A2Dmathematicalmodelwasappliedintheresearch.

B.Thepoopwasintoitscuboidshapewithinseveralhours.

C.Theintestinalmusclesofwombatscontractinalldirections.

D.Detailedformationofcuboidpoopwasrecordedintheresearch.

4.Howmanypossiblereasonsforcuboidpooparementionedinthetext?

A.2.B.3.C.4.D.5.

Whilethisresearchmayseemcompletelymeaningless,orjustmeanttosatisfy

humancuriosity,thescientistsinvolvedinthestudysaythatthesenewfindings

couldhaveabigimpactonhumandigestivehealthresearchandmanufacturing

technology.

尽管这项研究似乎毫无意义，或者只是为了满足人们的好奇心，但参与研究

的科学家们说这些新的发现可能会对人类消化健康的研究和制造技术有很大的

影响。

【点石成金】句中While引导的是一个让步状语从句，意为"尽管〃;the

scientistsinvolved...manufacturingtechnology为主句部分。involvedinthestudy

相当于whowereinvokedinthestudy,为过去分词短语作后置定语;that引导的

是一个宾语从句。

Flatpastathatchangesshape

1Ifyou'reapasta（意大禾1J面）lover,thenyouknowthatthenoodlescome

inallsortsofdifferentshapes.Thereareflatnoodles,roundnoodles,shells,

fancyspirals,andmanymore.Someofthesepastas,likeordinaryspaghetti,

packeasilyintoasmallboxorpackage.Butothersrequiremuchlargerboxes

becausetheirhard3Dshapeswraparoundawholelotofair.

2NowateamofscientistsatCarnegieMellonUniversity（CMU）hasfigured

outawaytodealwiththeproblem.Theteamofscientistshavedevelopedan

unusualwayofmakingflatpastathatallowsittoturnintofancy3Dshapesasit

cooks.

3LiningYao,wholeadsthe''MorphingMatterLabwatCMU,saystheteam

gottheideaof3Dpastafrom“flat-packfurniture”.Flat-packfurniture,suchasthat

soldbyIKEA,comestightlypackedinabox,butthencanbebuiltintoalarge

pieceoffurniturethattakesupamuchgreateramountofspace.

4Tobringtheflat-packideatothepastaworld,thescientistsusedafairly

simpletrick—stampinggrooves（凹槽）inthepasta./zThegroovesideexpandsless

thanthesmoothside,leadingthepastatochangeintoshape,"explainsoneofthe

researchers.

5Butknowingwhatkindsofgroovestomakeandwheretomakethemisthe

trick.Byfiguringoutjusttherightspotsforgrooves,theresearcherswereableto

controlthefinalshapeofthepasta.Thescientistsusedcomputerstohelpthem

plantheirgroovepatterns.Theteamcameupwithlotsofdifferentshapes.The

pastalooks,feels,andtastesjustlikeordinarypastaonceitiscooked.

6Theteamhopestheirnewmethodwillhelptheenvironmentintwoways.Like

flat-packfurniture,itshouldtakeuplessspacewhenit'sbeingtransported.The

pastashouldalsorequiremuchlesspackaging,meaningfarlessplasticwaste.

ReadingCheck

Choosethebestanswersaccordingtothetext.

1.Whatcanweknowaboutthetraditionalpasta?

A.Flatnoodlesareeasytocook.

B.Pastadoesharmtotheenvironment.

C.Roundnoodlesareeasytocarryandpack.

D.Differentnoodlescomeindifferentshapes.

2.Whatinspiresthenewinventionaccordingtothetext?

A.Flat-packfurniture.B.Thegrooveside.

C.Unusualspaghetti.D.Theheavypackage.

3.Howcanscientistskeepthefinalshapeofthepastaundercontrol?

A.Bycalculatingtheplacesf