四川省仁寿县城北教学点届高三英语阅读理解限时训练45Word下载.docx
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四川省仁寿县城北教学点届高三英语阅读理解限时训练45Word下载.docx
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sfoothitstheground.Arear-foot(后足)strikeislikesomeonehittingyouonthefootwithahammerwithaboutoneandahalftothreetimesyourbodyweight.Itwouldhurtwithoutashoe.Liebermansaid.Aforefootstrikeislikehavingnoonehityouatall.Thestudyexploresthephysicsofrunning,whichisacomplextopic.
Theideathatbarefootrunningisbetterisamassiveassumption.ReedFerber,abiochemistattheUniversityofCalgaryinCanadasaid.Basically,therearenostudiesouttherethatshowbarefootrunningislessinjurious.
41.Lieberman'
sattitudetowardsbarefootrunningis______.
A.supportiveB.negativeC.neutralD.unclear
42.Accordingtothestudies,ifyourunbarefoot,you______.
A.haveyourheelshitthegroundfirstB.setthefrontsofthefeetonthegroundfirst
C.loadmorebodyweightonyourfeetD.runfasterthanyourunwithshoeson
43.Itcanbelearnedfromthesixthparagraphthat______.
A.thephysicsofrunningisreallycomplicated
B.runningcanbedifferentinstyles
C.differentrunningstyleshavedifferentadvantages
D.runningabilityisrelatedtoone'
sgenes.
44.WhichofthefollowingstatementsmayReedFerberagreeto?
A.Theideatodobarefootrunningcanbecometrue.
B.Itismuchbetterforrunnerstorunbarefoot.
C.Barefootrunningreducesthepossibilityofinjures.
D.Don'
tthrowoutthefancyrunningshoesjustyet.
B
Inaresearchontheeffectofthetransportsector(运输领域)onclimate,itprovesthatroadtrafficcontributesthemosttoglobalwarming.Theaviation(航天)sectorhasthesecondlargestwarmingeffectwhileshippinghasacoolingeffectontheEarth'
sClimate.
Thestudyconcludesthatsincepre-industrialtimes,15%ofCO2emissions(排放量)madebyhumanshavecomefromthetransportsector.Thestudyimpliesthatmoreattentionneedstobepaidtothefastgrowingroadsector.LookingonlyatCO2emissions,roadtrafficalonehasledtotwo-thirdsofthewarmingcausedbytotaltransportemissions.Thereasonwhyroadtransporttopsthelistismainlyduetothelargenumberofvehiclesontheroadsandthesmallercoolingeffectfromtheiremissions.Theresearcherssaidthattheroademissionsoftodaywillmakeupthreequartersofthewarmingcausedbytransportoverthenexthundredyears.
Followingroadtransport,aviationisthesecondlargesttransportcontributortoglobalwarming.However,thehistoricalcontributionfromaviationemissionstoglobalwarmingismorethandoubledthecontributionfromroademissions.Infact,overthenext100years,today'
sroademissionswillhaveaclimateeffectthatisfourtimeshigherthantheclimateeffectfromtoday'
saviationemissions.
Forshipping,thepictureismorecomplicated.Untilnow,shippinghashadacoolingeffectonclimate.ThisisbecauseshippingproducesalargeamountofSO2,whichhasacoolingeffect.However,althoughthegas,untilnow,hasgiventheshippingindustryacoolingeffect,thiseffectwilldisappearafterawhile,asthegasdoesn'
tlastlongintheatmosphere.Thelong-livedCO2,willdominate(占优势),givingshippingawarmingeffectinthelongrun.
Ingeneral,thetransportsector'
scontributiontoglobalwarmingwillbecontinuouslyhighinthefuture.
45.Whatcanwelearnaboutroadtraffic?
A.Ithasthesecondlargestwarmingeffectonclimate.
B.Itproduces15%ofallCO2intotheaireveryyear.
C.ItcreatedmoreCO2emissionsthanaviationinhistory.
D.ItsCO2emissionswillprobablyincreaseinfuture.
46.Shippinghasacoolingeffectbecause______.
A.shippingconditionshavebeenimproved
B.theamountofshipsatseaissmall
C.itproducesagaswhichhasacoolingeffect
D.thegasitproducescanabsorbCO2
47.Theunderlinedphraseinparagraph4probablymeans"
______"
.
A.afteralongtimeB.inatiringrace
C.allthetimeD.duringalongvoyage
48.Thepassagemainlytalksabout______.
A.theeffectofCO2onglobalclimate
B.theeffectfromtrafficonglobalwarming
C.howtochooseagreenwaytotravel
D.whytransportproducessomuchCO2
C
Atarecentclass,yogainstructorHagentaughtseveralfacialexercisesdesignedtobuildupfacialmuscles.Somewomenpractisemovesincluding"
TheLion"
showingthetonguehangingoutandeyesrolledup.Hagenencouragesclassmemberstoholdthepositionfor60seconds,joking."
Youcandothisanytime.Itreallyhelpsyougetaseatonthetrain."
Hagenrecentlypublishedabook—TheYogaFace:
RemoveWrinkles(皱纹)withtheUltimateNaturalFacelift.Shedevelopedaworkshopusingfacialyogabecausewomenwantedtolooktheirbest.
Facialmusclesbecomeweakandflabby(松驰的)andneedregularexercisetoreducewrinkles.Besides"
otherexercisesinclude"
Satchmo"
.inwhichthecheeksareblownoutLouisArmstrong-style,and"
Marilyn"
inwhichattractivekissesareblowntostrengthenmouthmusclesforfullandfirmlips.
Hagenrecommendsfacialyogaforthosewantingtofindouterandinnerbeauty,saying,"
Theemotionalaspectisjustasimportantasthephysiological(生理学的)."
Butshedoesn'
truleoutplasticsurgeryorBotox."
Idon'
truleitoutformyself.OnedayImayfeellikeIneedthat.Butregardlessofthat,maintainingelasticity(弹性的)isextremelyimportant,especiallyifyouhavehadBotoxandplasticsurgery,"
shesaid.
Whilemakingfacesinfrontofstrangersmightfrightensome,thosewhoattendedtheclassthoughtittheperfectwaytofightagainstbusyNewYorklifestyles."
WorkinginNewYorkisverystressful."
KathyHealeysaid,"
It'
saperfectwaytoendtheweek."
49.Bysaying,"
Itreallyhelpsyougetaseatonthetrain"
.Hagenmeansthatsomepassengerscan.
A.practiseyogawithyouB.helpyoudofacialyoga
C.befrightenedawayD.noticeyourface
50.Somewomenareturningtofacialyogabecausethey______.
A.wanttoescapeworkingstressB.wanttohaveanewlifestyle
C.canpractiseitanywhereD.wanttolookbest
51.WhichofthefollowingaboutfacialyogaisTRUE?
A.Itisdesignedforwealthypeople.B.Itcanbeusefulbutharmful.
C.Itcanmakeyoufeelatease.D.Itispopularintheworld.
52.FromthepassagewecanconcludethatplasticsurgeryandRotox______.
A.helpreducewrinklesB.aregoodforwomen'
shealth
C.willbereplacedbyfacialyogaD.arenaturalwaystokeepyoung
D
Formorethantwentyyearsscientistshavebeensearchingforsignsoflifeonotherplanets.Mostofthesesearcheshavebeendoneovertheradio.Thehopeisthatsomeoneinouterspacemayhetryingtogetintouchwithus.Scientistsalsohavesentradioandtelevisionmessagesonspaceshipstravelingthroughspace,onthechancethatsomeonemaybereceptivetosuchmessages.
Scientistsareusingpowerfulradiotelescopes(望远镜)tolistentosignalsfromabout1,000stars,allwithin100lightyearsofearth.Inaddition,theywillscan(扫视)theentireskyto"
listen"
forradiomessagesfrommoredistantstars.Usingacomputer,theywillbeabletomonitormorethaneightchannelsatonetime.Scientistsarelookingforanysignaltheystandsoutfromthehack-groundnoise.
Ofthe200billionstarsintheMilkyWaygalaxy(银河星系),scientistsfindthatfivepercentarelikeoursun.Perhapshalfofthemhaveaplanetlikeourearth.Suchaplanetwouldbeareasonabledistancefromthestarfortemperaturestoberightfortheevolutionoflife.Basedontheinhabitable(thatcanbelivedin)planetsinourgalaxy,mostscientistsagreethatchancesarelikelythatoneormoreoftheseplanetssupportsomelife.
However,manyscientistswonderwhetherintelligentlifeexistsonotherplanets.Somebelievethattwentyyearsofsearchingwithoutanyintelligiblemessagesshowsthatnooneisoutthere.Theysaythattheevolutionofintelligencecomparabletooursisunlikely.
Otherscientistsbelievethatoursearchhasn'
tbeenlongenoughtoruleoutthepossibilitythatintelligentlifeexistsinourgalaxy.Althoughoursunfamilyisonlyaboutfivebillionyearsold,ourgalaxyisabout20billionyearsold.Inthattime,somescientiststhinkitislikelythatcivilization(文明)muchmoreadvancedthanourshavedeveloped.Perhapsthesecivilizationssendusnosignals;
perhapswehavenotrecognizedthesignalstheyhavesentus.Ifwehopetofindintelligentlife,
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