No.232020年全國一卷CD篇閱讀Step1.做題前背單詞掃盲race[re?s]n.種族，民族；賽跑,競賽；v.（速度）競賽，比賽fitness[?f?tn?s]n.健壯;健康;適合(某事物或做某事)injure[??nd??]vt.損害，傷害injury[??nd??r?]n.受傷處marathon[?m?r?θ(?)n]n.馬拉松knee[ni?]n.膝蓋straight

[stre?t]a.一直的,直的ad.一直地，直地straightforward

[stre?t?f??w?d]a./ad.簡單的，坦率的swing

[sw??]vt.揮舞，擺動n.秋千physical[?f?z?k(?)l]a.身體的；物理的P.E.(縮)=physicaleducation[pi?i?]體育calculation[?k?lkju?le??n]n.計算;估計;預測;推測;算計;自私的打算pace

[pe?s]n.步子；節(jié)奏approximately

[?pr?ks??m?tl?]ad.近似,大約pound[pa?nd]n.磅；英鎊considerable[k?n?s?d?r?bl]adj.相當多(或大、重要等)的ankle

[???kl]n.踝,踝關(guān)節(jié)hip[h?p]n.臀部;髖;臀部…的;野薔薇果adj.(衣服、音樂等方面)時髦的，趕時髦的vt.使…的髖關(guān)節(jié)脫臼;損傷…的髖部;[建筑學]給（房屋）建屋脊;使知曉;使了解;告訴;使消息靈通caution

[?k???(?)n]n.謹慎,小心,警告cautious

[?k????s]a.小心的,謹慎的adopt

[??d?pt]v.收養(yǎng),領(lǐng)養(yǎng)consult

[k?n?s?lt]v.咨詢,商量consultant

[k?n?s?lt?nt]n.顧問coach

[k??t?]n.教練；馬車；長途車qualify[?kw?l?fa?]v.取得資格(或?qū)W歷);合格;使合格;使具備資格;有權(quán)，使有權(quán)(做某事)effective[??fekt?v]adj.產(chǎn)生預期結(jié)果的;有效的;實際的;事實上的;生效的;起作用的n.[軍]現(xiàn)役兵額;有生力量;精兵regular

[?reɡj?l?]a.規(guī)則的，經(jīng)常regulation[reɡj??le??(?)n]n.規(guī)則，規(guī)章attitude

[??t?tju?d]n.態(tài)度,看法skeptical[?skept?kl]adj.懷疑的;心存疑惑的;將信將疑的objective[?b?d?ekt?v]n.目標;目的;(望遠鏡或顯微鏡的)物鏡adj.客觀的;就事論事的;不帶個人感情的;客觀存在的;基于事實的;賓格的object[??bd?ekt]n.物，物體；賓語tolerant[?t?l?r?nt]adj.忍受的;容忍的;寬容的;能在困難條件下生存(或操作)的;能耐…的conservative

[k?n?s??v?t?v]a.保守的,守舊的；保守主義的；謹慎的n.保守的人,保守主義crime

[kra?m]n.（法律上的）罪,犯罪criminal

[?kr?m?n(?)l]n.罪犯productive[pr??d?kt?v]adj.生產(chǎn)的;(尤指)多產(chǎn)的;有效益的;富有成效的;引起;導致;喚起decorate

[?dek?re?t]vt.裝飾…,修飾…decoration

[dek??re??(?)n]n.裝飾,修飾engine[?end??n]n.發(fā)動機,引擎engineer[end???n??]n.工程師；技師institute[??nst?tju?t]n.(研究)所,院，學院institution[?nst??tju??(?)n]n.(慈善、宗教等性質(zhì)的)公共機構(gòu)；學校composition

[k?mp??z??(?)n]n.作文；作曲diverse

[da??v??s]v.不同的,多種多樣,形形色色的sensor[?sens?(r)]n.(探測光、熱、壓力等的)傳感器，敏感元件，探測設(shè)備detective

[d??tekt?v]n.偵探detect[d??tekt]v.發(fā)現(xiàn);查明;偵察出faint[fe?nt]adj.(光、聲、味)微弱的，不清楚的;微小的;可能性不大的;不熱情的;不積極的v.昏厥n.昏厥lamp[l?mp]n.燈，油燈；光源version[?v???(?)n]n.變體，變種，改寫本spray

[spre?]n./v.水霧,噴霧(器)噴灑switch

[sw?t?]v./n.開關(guān),轉(zhuǎn)換,改變daylight

[?de?la?t]n.日光,白晝；黎明electricity[?lek?tr?s?t?]n.電；電流transmit[tr?nz?m?t]v.傳送;輸送;發(fā)射;播送;傳播;傳染;傳(熱、聲等);透(光等);使通過Step2.背過單詞后做題CRacewalkingsharesmanyfitnessbenefitswithrunning,researchshows,whilemostlikelycontributingtofewerinjuries.Itdoes,however,haveitsownproblem.Racewalkersareconditionedathletes.ThelongesttrackandfieldeventattheSummerOlympicsisthe50-kilometerracewalk,whichisaboutfivemileslongerthanthemarathon.Butthesport’srulesrequirethataracewalker’skneesstaystraightthroughmostofthelegswingandonefootremainincontact(接觸)withthegroundatalltimes.It’sthisstrangeformthatmakesracewalkingsuchanattractiveactivity,however,saysJaclynNorberg,anassistantprofessorofexercisescienceatSalemStateUniversityinSalem,Mass.Likerunning,racewalkingisphysicallydemanding,shesays,Accordingtomostcalculations,racewalkersmovingatapaceofsixmilesperhourwouldburnabout800calories(卡路里)perhour,whichisapproximatelytwiceasmanyastheywouldburnwalking,althoughfewerthanrunning,whichwouldprobablyburnabout1,000ormorecaloriesperhour.However,racewalkingdoesnotpoundthebodyasmuchasrunningdoes,Dr.Norbergsays.Accordingtoherresearch,runnershitthegroundwithasmuchasfourtimestheirbodyweightperstep,whileracewalkers,whodonotleavetheground,createonlyabout1.4timestheirbodyweightwitheachstep.Asaresult,shesays,someoftheinjuriesassociatedwithrunning,suchasrunner’sknee,areuncommonamongracewalkers.Butthesport’sstrangeformdoesplaceconsiderablestressontheanklesandhips,sopeoplewithahistoryofsuchinjuriesmightwanttobecautiousinadoptingthesport.Infact,anyonewishingtotryracewalkingshouldprobablyfirstconsultacoachorexperiencedracertolearnpropertechnique,shesays.Ittakessomepractice.28.Whyareracewalkersconditionedathletes?A.Theymustrunlongdistances.BTheyarequalifiedforthemarathon.C.Theyhavetofollowspecialrules.D.Theyaregoodatswingingtheirlegs.29.Whatadvantagedoesracewalkinghaveoverrunning?A.It’smorepopularattheOlympics.B.It’slesschallengingphysically.C.It’smoreeffectiveinbodybuilding.D.It’slesslikelytocausekneeinjuries.30.WhatisDr.Norberg’ssuggestionforsomeonetryingracewalking?A.Gettingexperts’opinions.B.Havingamedicalcheckup.C.Hiringanexperiencedcoach.D.Doingregularexercises.31.Whichwordbestdescribestheauthor’sattitudetoracewalking?A.Skeptical. B.Objective.C.Tolerant. D.Conservative.DTheconnectionbetweenpeopleandplantshaslongbeenthesubjectofscientificresearch.Recentstudieshavefoundpositiveeffects.AstudyconductedinYoungstown，Ohio，forexample,discoveredthatgreenerareasofthecityexperiencedlesscrime.Inanother，employeeswereshowntobe15%moreproductivewhentheirworkplacesweredecoratedwithhouseplants.TheengineersattheMassachusettsInstituteofTechnology(MIT)havetakenitastepfurtherchangingtheactualcompositionofplantsinordertogetthemtoperformdiverse，evenunusualfunctions.Theseincludeplantsthathavesensorsprintedontotheirleavestoshowwhenthey’reshortofwaterandaplantthatcandetectharmfulchemicalsingroundwater.＂We’rethinkingabouthowwecanengineerplantstoreplacefunctionsofthethingsthatweuseeveryday,＂explainedMichaelStrano,aprofessorofchemicalengineeringatMIT.Oneofhislatestprojectshasbeentomakeplantsglow(發(fā)光)inexperimentsusingsomecommonvegetables.Strano’steamfoundthattheycouldcreateafaintlightforthree-and-a-halfhours.Thelight，aboutone-thousandthoftheamountneededtoreadby，isjustastart.Thetechnology,Stranosaid,couldonedaybeusedtolighttheroomsoreventoturntreesintoself-poweredstreetlamps.Inthefuture，theteamhopestodevelopaversionofthetechnologythatcanbesprayedontoplantleavesinaone-offtreatmentthatwouldlasttheplant’slifetime.Theengineersarealsotryingtodevelopanonandoff＂switch＂wheretheglowwouldfadewhenexposedtodaylight.Lightingaccountsforabout7%ofthetotalelectricityconsumedintheUS.Sincelightingisoftenfarremovedfromthepowersource(電源)-suchasthedistancefromapowerplanttostreetlampsonaremotehighway-alotofenergyislostduringtransmission(傳輸).Glowingplantscouldreducethisdistanceandthereforehelpsaveenergy.32.Whatisthefirstparagraphmainlyabout?A.Anewstudyofdifferentplants.B.Abigfallincrimerates.CEmployeesfromvariousworkplaces.D.Benefitsfromgreenplants.33.WhatisthefunctionofthesensorsprintedonplantleavesbyMITengineer?A.Todetectplants’lackofwaterB.TochangecompositionsofplantsC.Tomakethelifeofplantslonger.D.Totestchemicalsinplants.34.Whatcanweexpectoftheglowingplantsinthefuture?A.Theywillspeedupenergyproduction.B.Theymaytransmitelectricitytothehome.C.Theymighthelpreduceenergyconsumption.D.Theycouldtaketheplaceofpowerplants.35.Whichofthefollowingcanbethebesttitleforthetext?A.Canwegrowmoreglowingplants?B.Howdowelivewithglowingplants?C.Couldglowingplantsreplacelamps?D.Howareglowingplantsmadepollution-free?答案CDABDACCStep3.對全文進行書面翻譯Step4.進行翻譯校對C研究表明，競走和跑步都有很多健身方面的好處，但相比而言競走很可能減少受傷。然而，競走也有自己的問題