高一英语阅读理解强化训练附解析Day 203.docx
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高一英语阅读理解强化训练附解析Day 203.docx
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高一英语阅读理解强化训练附解析Day203
高一英语阅读理解强化训练附解析Day203
Passage1
Weallknowthatzebrahavestrips(条纹).Butwhy?
It'shardtogetablack-and-whiteanswer.Thisisaquestionnotjustcommonpeoplelikeushaveasked,butscientiststoo.Severalstudieshavebeendonetofindoutthereasonbehindthestripesandmanytheorieshavebeensuggested.Accordingtoarecentstudy,thetypeofstripeschangesdependingonthetemperaturewherezebraslive.Thewarmertheplaceis,themorestripestheymayhave.Fromthisstudy,scientistsbelievethatstripesmayhelptokeepazebracoolinwarmerplaces.Accordingtothecoolertemperaturetheory,whenairhitsazebra,themovementsofairarestrongerandfasterovertheblackpartsandsloweroverthewhite.Thisisbecauseblackcolortakesinmoreheatthanwhite.Soatthepointwheretheblackandwhitemeet,thereiscoolingairflow.Itcanquicklycoolazebra'sskin!
Infact,scientistshavenoticedthatheavilystripedzebrashave5.4℉lowerskintemperaturethanotheranimalswithoutstripesinthesamearea.Somescientistsbelievethatstripesmaybeanadaptationbyzebrastodefendthemselvesfromthehorsefliesthatfollowzebras.Thecoolertemperaturetheoryholdsmeritheretoo,sincedisease-carryingflieslikehorseflieslikeithot,Fliesalsodon'tlikelandingonstripedsurfaces.Therealsohavebeenmanyothertheoriesthathavebeensuggestedforwhyzebrashavestripes.Someexplanationsareverycommon.Oneofthemisthatstripesmayhelpzebrashideingrassespeciallyfromlions.Lionsarecolorblindandeveniftheyarenotfarawaytheymayseestripesasgreyandbeconfusedbythem.What'smore,zebrasarealargegroupofanimalslivingtogether.Whenanumberofzebrastandormovetogether,stripesmayconfuselionsintothinkingitisonelargeanimal.
1.Stripesarehelpfulforzebrasto________.A.staycoolB.movetogetherC.liveincoldplacesD.fightagainstdiseases
2.Howdozebras'stripesprotectthemfromlions?
A.LionsmaybefrightenedawaybystripsB.LionsmayseestripesasmanyanimalsC.StripescanpreventzebrasfrombeingseenD.Stripesmaymakelionsconfused
3.Theunderlinedwords"Holdsmerit"onparagraph4probablymean"________".A.workswellB.soundsunreasonableC.causesdisagreementD.needssupportingfacts
4.Whatisthepassagemainlyabout?
A.Whylionscan'teatzebraB.HowhorseflieskeepawayfromzebrasC.WhyzebrashavestripsD.Howstripeskeepazebracool
Passage2
Weliveinatechnologicalsocietywheremostgoodsaremass-producedbyunskilledlabor.Becauseofthis,mostpeoplethinkthatcraft(工艺,手艺)nolongerexists.Oneofthewaysthesepeoplewronglysupporttheirviewisbypointingto100-year-oldhomeswhicharestillsolid,andarguingthatitisthecraftsmanshipthatisresponsiblefortheirdurability(牢圈)."Homesinthosedayswerewell-built,"theysayNodoubtthesehomeswerewell-built,butwhatthesepeoplehavedoneistomixupthequalityofmaterialusedinthehousewiththequalityofthecraftsmanship.Homestodaycouldbebuilttolastjustaslongasthoseoldhomesifpeoplewerewillingorabletopaytheprice.Forexample,mostpeoplecannolongeraffordsolidoak(橡树)stairways,althoughtheywereoncefairlycommoninolderhomes.Norcantheyaffordthehighlaborcostofemployingacarpentertobuildthestairway.Yetifsomeonecanpaythehighcost,therearestillplentyofcarpentersaroundabletomakethosestairways.Andnotonlywouldthesecarpentersknowhowtobuildthem,theywouldprobablydoabetterjobthancarpentersofold.Onethingthemoderncarpenterhaswhichenableshimtodoabetterjobismuchmoreadvancedtools.Suchtoolsaslaserbeamsandpowerplaneshelpthemlayoutahousebetterandmakemoreprecisioncutsonthewood.Also,itisnotuncommonsaymoretofindcarpenterswithcollegedegreesandcarpenterswithasolidknowledgeofmathematics,whichwouldenablethemtodealwithmoredifficulthousedesigns.Theproblemofmodernquality,then,reallyboilsdowntotheproblemofmaterial,forthemoderncarpenterisjustasabletoproducecraftsmanshipasthecarpenteroffiftyyearsago,butonlyifgivenpropermaterial.
1.Comparedtothecarpentersinthepast,moderncarpentersare
A.moresuccessfulB.morelearnedC.moreimaginativeD.morehardworking
2.Whatdoestheunderlinedwork"they"(paragraph2)referto?
A.Carpenterswhoarefondofoakstairways.B.Carpenterswhohavecollegedegrees.C.PeoplewhothinkhighlyofcarpentersofoldD.Popolewhothinkthatmodernmaterialisoflowquality
3.Whatdoesthethirdparagraphmainlydiscus?
A.PeopleinthepastpreferredtouseoaktobuildstairwaysB.Itisnowexpensivetoemployacarpenter.C.Modernhouseslastslongtheoldcones.D.Goodcarpentersstillexistinmoderntimes.
4.Theunderlinedphrase"boilsdownto"canbereplacedby
A.reducesbyboilingB.makesshorterC.resultsinD.liesin
5.Whatwouldbethebesttitleforthetext?
A.IsCraftDead?
B.Craft,BacktoLife?
C.HistoryofCraftsmanshipD.CarpenterTodayandYesterday
Passage3
Thedaysofstaringattentivelyatthecomputerscreenpretendingtobeinterestedinanassignmenteventhoughyouareboredoutofyourmindmaysoonbecomingtoanend.That'sbecauseifDr.HarryWitchelhashisway,computersofthefuturewillbeabletodetect(察觉)boredomandevenreacttoitreal-time.Butbeforeyougetconcerned,themachineisnotreadingyourmind.Itisjustkeepingtrackoftheconstantinvoluntarymovementsthatpeopleexhibitwheninfrontofacomputerorevenatelevision.Thesearenotthebiggerinstrumentalactionslikemovingamouseorusingtheremote,butsubtlebarelynoticeablemovementslikescratchingorstretching.Witchelsaysthelevelofmovementisdirectlyrelativetohowabsorbedthepersonisinwhathe/sheisreadingorwatching—thehighertheinterestlevel,thelesserthemovement!
TotestthetheoryWitchelandhisteaminvited27peopleandexposedthemtoavarietyofdigitalcontentforthreeminutesatatime.TheactivitiesrangedfromplayingonlinegamestoreadingdocumentsliketheEUbankingregulationsthatmostpeoplewouldfindboring.Avideomotiontrackermonitoredtheirmovementsastheypoweredthrougheachassignment.Justastheresearchershadsuspected,theinvoluntaryactionsdecreasedsurprisingly,byasmuchas42%,whenthesubjectsweretotallyabsorbedinwhattheywerereadingorseeing.Fortunately,thescientistsarenotplanningtousethefindingsthatwerepublishedintheonlineJournaltocreatemachinesthatreportstudentswhoarenotfocusingatschool.Instead,theybelievethatcombiningthemotiondetectingtechnologyintofuturecomputerswillhelpenhance(加强)thedigitallearningexperience.Thescientistssaythatbeingabletomeasurethestudent'sinterestlevel,willenableeducatorstoadjustthematerialsreal-timeandre-engagethestudent.Witchelalsobelievesthatthetechnologycanprovidefilmmakerswithhonestaudienceopinionsandinthefuture,alsobeusedindevelopingmoreunderstandingcompanionrobots.
1.Dr.HarryWitchelwantsfuturecomputerstohavethecompetenceto________.A.sensewhenusersfeeltiredandlessabsorbed.B.recordhowlongpeoplesurfontheInternet.C.helpeducatorstoprepareteachingmaterials.D.readthepeople'smindinfrontofacomputer.
2.Whatcanweinferfromthetext?
________A.Themachinewillbeusedtodetectwhetherthestudentsarefocusingatschool.B.Subjectswillmakefewerunconsciousmovementsiftheyareconcentrated.C.Futurecomputersareintendedtocureadolescentsoftheirnetworkaddiction.D.Mostpeoplethinkbankingdocumentsboringbecausetheyareoflittlevalue.
3.Whatmaybethebesttitleforthetext?
________A.BeingExposedtoComputersAllDayLongMakesYouBored.B.ScientistsareDevelopingaMoreAdvancedComputerNow.C.ComputersoftheFutureMaybeAbletoDetectBoredom.D.TheFutureMachineisHelpfultoTeachersAndStudents.
Passage4
Escapingpredators(食肉动物),digestionandotheranimalactivities—includingthoseofhumans—requireoxygen.Butthatessentialingredientisnolongersoeasyformarinelifetoobtain,severalnewstudiesreveal.
Inthepastdecadeoceanoxygenlevelshavetakenadive—analarmingtrendthatislinkedtoclimatechange,saysAndreasOschlies,anoceanographerattheHelmholtzCenterforOceanResearchinGermany,whoseteamtracksoceanoxygenlevelsworldwide.“Weweresurprisedbytheintensityofthechangeswesaw,howrapidlyoxygenisgoingdownintheoceanandhowlargetheeffectsonmarineecosystemsare,”hesays.Itisnosurprisetoscientiststhatwarmingoceansarelosingoxygen,butthescaleofthedropcallsforurgentattention.Oxygenlevelsinsometropical(热带的)regionshavedroppedbyanastonishing40percentinthelast50years,somerecentstudiesreveal.Levelshavedroppedlesssignificantlyelsewhere,withanaveragelossof2percentglobally.
Awarmingoceanlosesoxygenfortworeasons:
First,thewarmeraliquidbecomes,thelessgasitcanhold.Thatiswhycarbonateddrinksgoflatfasterwhenleftinthesun.Second,aspolarseaicemelts,itformsalayerofwaterabovecolder,moresaltyseawaters.Thisprocesscreatesasortoflidthatcankeepcurrentsfrommixingsurfacewaterdowntodeeperdepths.Andbecausealloxygenentersthesurface,lessmixingmeanslessofitatdepth.
Oceananimalslargeandsmall,however,respondtoevenslightchangesinoxygenbyseekingrefugeinhigheroxygenzonesorbyadjustingbehavior,Oschliesandothersinhisfieldhavefound.Theseadjustmentscanexposeanimalstonewpredator
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