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2023年名校版高考英语阅读理解
冲刺精选训练题库含答案
Childrenaren1ttheonlyoneswhocanbenefitfrom
naps.Afterhoursofworking,manyadultsfeelsleepyatnoon
andfindthemselvesindesperateneedofarecharge.Butinstead
ofgrabbingacupofcoffee,itmaybemoreworthwhileto
combatsleepinesswithsleep.
Apowernapcan"providetherefreshmentyouneedifyou'
restrugglingtostayalertorhaven,thadagoodnight1ssleep
explainsRebeccaRobbins,asleepscientist.Apowernap"gives
peoplethechancetorestforashortperiodoftimetoboost
workplaceproductivityJshesays,buttheyareonlybeneficial
whentheyaredonecorrectly.
Howlongshouldapowernapbe?Sleepexpertssaythat
powernapsshouldbequickandrefreshingtoincreasealertness
throughouttheday.HYoudon,thavetogotosleepfully,"says
JamesMaas,aformerprofessorandchairofpsychologyat
CornellUniversitywhocoinedthetermpowernap"morethan
50yearsago."It'sanopportunitytoshutyoureyes,breathe
slowlyandrecharge."Formostpeople,15minutesshouldbe
enoughtopowerthroughtherestoftheworkday.However,
Maascautionsthatlengthiernapsarecounterproductive(适得其
反的)andevenharmful,"Nevernapfor60minutes.Ifyou
power-napanytimelongerthan40minutes,youzregoingto
wakeupfeelingdizzyforanotherhourorso."
ShelbyHarris,aclinicalpsychologist,addsthatthebesttime
tohaveyourpowernapisbetween1p.m.and3p.m.,because
nappinganylaterintheday“caninterferewithyoursleepat
night."
Incontrasttocoffeeorsoda,whichislikelyto"damageyour
sleepatnightandonlyoffershorttermenergyforabout30
minutes,"Robbinssaysapowernapisahealthieralternativeto
improveworkplaceperformance,strengthenmemoryandboost
creativity.Harrisaddsnapshavelong-termhealthbenefitstoo,
suchasimprovingyourmoodandaidinginstressmanagement.
MPowernapscanreduceaccidentsandmistakeswhilealso
improvingattention,alertness,concentrationand
performance.Theycanevenbeusedeffectivelytocombat
drowsydrivingwhenashortnapistakenjustbeforegetting
behindthewheel,"shesays.
28.Howcanwefightsleepinessafterhoursofworkingatnoon?
A.Bydrinkingacupofcoffee.
B.Byhavingapowernap.
C.Bygettingagoodnight*ssleep.
D.Bylisteningtomusic.
29.Whichisthebestchoiceforapowernap?
A.15minutesbetween1a.m.and3a.m.
B.15minutesbetween2p.m.and3p.m.
C.40minutesbetween1a.m.and3a.m.
D.40minutesbetween2p.m.and3p.m.
30.WhatdoRobbinsandHarrismainlyconvey?
A.Thebenefitsofpowernaps.
B.Thedamagecoffeeandsodadotoyou.
C.Meansofreducingaccidentsandmistakes.
D.Waystoimproveworkplaceperformance.
31.Whatcanbethebesttitleforthepassage?
A.PowerNaps1Cons
B.TheBenefitsofCoffee
C.WhenWeShouldTakeaPowerNap
D.HowtoBenefitfromaPowerNap
BBAD
NewresearchsuggeststhatpollutionfromtheIndustrial
Revolutiontraveledover6,000milesfromLondontoa
Himalayanmountain.
Researchersstudiedanicecore(冰芯)thatwasfromthe
highestpeakeverdrilled.ThesiteonMountShishapangmasits
at23,600feetabovesealevel.Theirgoalwastofindiftherewas
effectofhumanactivities.Whenanalyzinganddatingtheice,
theyfoundunnaturallyhighlevelsofmetals,whichstartedinthe
1780sduringtheIndustrialRevolution.Thepollutantsarelikely
ashfromLondonfactories,orfromforestfiressettoclearland
foragrowingpopulation.
Theobviousquestionishowtheashfounditswayintothis
glacier(冰HI).PaoloGabrielli,thestudy'sleadauthor,thinksthe
ashenteredtheupperatmosphere.Fromthere,windsthattravel
aroundtheglobefromWesttoEastblewitallthewaytothe
Himalayas.
Icecoreslikethisare"frozenarchives(档案)ofthepast"and
containahistoryofthetemperatureoftheplanet."Wecount
annuallayersbetween1500CEand1992.Atthebeginningofour
record,wedidn'tobserveanykindofhumancontributioninour
ice.Andthislasteduntilabouttheyear1780Gabrielliexplained.
“Theicesamplestellstoriesthathaveeffectcoveringthewhole
world,becauseregionswherewetookthesesamplesaresofar
fromlocalpollutant-producingareaslikevillages,industriesand
forests/*
Thisfindingisnotthefirsttimeicecoreshaverevealedsigns
ofhumanactivitiesfromthepast.Apreviousstudyshowedthata
glacierintheAndesMountainsofSouthAmericaborethings
likeleadandarsenic.depositedinthe16thcentury.Also,oneice
corefromtheAlpsrevealedEuropeansmass-producingsilver
between640CEand660,releasingleadasasideeffect.
"Wehaveharmedeventhemostremoteareasofthe
world.Andso,atthistime,there1smostlikelynoglacieronearth
thatdoesn,tshowourpresenceJsaidGabrielli.
32.Whydidresearchersbegintoanalyzetheicecore?
A.Tofindwhaticecoreshadgonethrough.
B.TodatewhentheHimalayaswaspolluted.
C.Toseewhetherhumanshadaffectedtheice.
D.Toexplorehowtheashgotintotheglacier.
33.WhatdothepollutedicecoresshowaccordingtoGabrielli?
A.Pollutionhasaglobalinfluence.
B.Glaciershavebeenpollutedsince1500.
C.Temperatureishigheryearbyyear.
D.Pollutantswerefromfactoriesandfires.
34.Howdoestheauthorprovehispointinparagraph5?
A.Bymakingasummary.
B.Byprovidingexamples.
C.Bydrawingcomparisons.
D.Byexplainingaphenomenon.
35.Whichcanbethebesttitleforthetext?
A.IceCores:FrozenArchivesofGlaciers'Past
B.HumansHavingInfluenceonAllGlaciersonEarth
C.IndustrialRevolutionPollutionFoundinHimalayanIce
D.AncientAsh:WitnesstotheIndustrialRevolution
cABc
Alittlekidislookingatanewpicturebook.Suddenlyitpoints
toapictureandshouts“chair”.Thekidmakestherightcall,
butthatdoesnotseemparticularlyinterestingtous.We
recognizeallkindsofchairsas“chair"withoutanydifficulty.For
akid,however,thisisahugelearningprocess.ltmustassociate
thechairpicturedinthebookwiththechairsithasalready
known-eventhoughtheymayhavedifferentshapesor
colors.Howdoesthechilddothat?
Theansweriscategorization.Everytimeachildmeetsachair,
itstorestheexperience.Basedonsimilaritiesbetweenthechairs,
thechild1sbrainwillabstractthecharacteristicsandfunctionsof
chairsbyformingthecategory“chair”.Thisallowsthechildto
laterquicklylinknewchairstothecategoryandtheknowledgeit
contains.
Ourbraincategorizescontinuously."Withoutcategorization,
wewouldnotbeabletointeractwithourenvironmentas
efficientlyaswedo,"PieterGoltstein,aseniorprofessorsays.In
otherwords:Wewouldhavetolearnforeverynewchairwe
meetthatwecansitonit."Butthegeneralprocessesof
categorizationinthebrainarelargelyunknown,"headds.
Somescientiststestedwhethermicecategorizeinaway
similartous.Todoso,theyshowedmicedifferentpicturesof
differentpatternsandgavethemasortingrule.Themicewere
abletolearntheruleandreliablysortedthegivenpatternsinto
thecorrectcategory.Theyevenputpatternstheyhadnotseen
beforeintothecorrectcategories.Therefore,thestudy
demonstratesforthefirsttimehowwellmicecategorizeand
approachourabilityforabstraction.
Theresearchersfoundthatcertainneurons(神经元)inabrain
areabecameactivewhenthemicesortedthe
patterns.Interestingly,differentgroupsofneuronsreacted
selectivelytoindividualcategories.Afterobservingtheactivityof
suchneuronsfromthebeginningtotheendofcategory
learning,theresearchersfoundthattheneuronsdidn,tacquire
theirselectivit
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