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【疾病健康類/飲食類】話題閱讀練習(xí)高頻話題01疾病健康類Passage1AUSmanhasbecomethefirstpersonintheworldtoreceiveahearttransplantfromageneticallymodifiedpig.SurgeonssaytheexperimentalprocedureswastheonlyavailableoptionforthepatientDavidBennett,a57-year-oldfromMarylandintheUS,whowaslivingwithheartdisease.BennettiscurrentlybeingcarefullymonitoredwhilespecialistsattheUniversityofMarylandMedicalCenter,wheretheprocedurewascarriedout,determinewhetherthetransplantcankeephimaliveinthelongterm.“Itwaseithertodie,ordothistransplant.Iwanttolive.Iknowit’sashotinthedark,butit’smylastchoice,”saidBennett.“IlookforwardtogettingoutofbedafterIrecover.”Whilefullhearttransplantsaremorecontroversial,pigheartvalves(瓣膜)havebeensuccessfullyusedforreplacementsinhumansforyears.“Thiswasabreakthroughsurgeryandbringsusonestepclosertosolvingtheorganshortagecrisis.Therearesimplynotenoughdonorhumanheartsavailabletomeetthelonglistofpotentialrecipients,”saidBartleyGriffith,theheartsurgeonwhoperformedtheoperation.“Wearedoingcautiously,butwearealsooptimisticthatthisfirst-in-the-worldsurgerywillprovideanimportantnewoptionforpatientsinthefuture.”Inthedonorpig,threegenesthatwouldhaveledtotherepaidrejectionofthepig’sheartwereknockedout.Sixhumangenesresponsibleforimmuneacceptanceofthepigheartweretheninsertedintothegenome.Finally,onegeneinthepigwasremovedtopreventexcessivegrowthofthehearttissueonceithadbeenimplanted.“Thisistrulyahistoric,monumentalstepforward.Whilewehavelongbeenattheforefrontofresearchdrivingprogresstowardthepromiseofxenotransplantation(異種器官移植)asapracticalsolutiontotheorgancrisis,manybelievedthisbreakthroughwouldbewellintothefuture,”saidBertO’Malley,presidentandCEOoftheUniversityofMarylandMedicalCenter.1.WhydidDavidBennetthavehearttransplantsurgery?A.Becauseitisthelastwayforhimtosurvive.B.Becauseheisthevolunteeroftheexperiment.C.Becausethegeneticallymodifiedpigneedshim.D.Becausegettingoutofbediswhatheexpects.2.Whatcanweknowaboutthepig’sfullhearttransplantsurgery?A.Ithasbeensuccessfulfordecades. B.Itisanoptionalmethodtohelpthepig.C.Itcancausetheheartpatienttostayinbed. D.Itmakesanadvanceindealingwithorgancrisis.3.Whichofthefollowingcanreplacetheunderlinedphrase?A.a(chǎn)definitefailure B.a(chǎn)desperateattemptC.a(chǎn)greathope D.a(chǎn)wiseoption4.Whatisparagraph6mainlyabout?A.Theresultoftheoperation. B.Theeffectoftheoperation.C.Theprocessoftheoperation. D.Themethodoftheoperation.Passage2Posture(姿勢)playsanimportantpartinhealth.Long-timepoorposturecanleadtopainanddiscomfort.Ithasalsobeenshownthatpoorposturecanincreasetheriskofdisease.Solutionsareneededtohelppeople,especiallystudentsandofficeworkers,changetheirposturetopreventtheseproblemsandimprovetheirhealth.Asaresult,researchershavedevelopedasmartfabric(織物).Peopleoftensitinvariouspoorposturesintheirdailylife.Thiscouldbereducedifpeoplewereabletoobservetheirreal-timesittingposturebywearingthesmartfabric.Withthesittingpositionmonitoring(監(jiān)測),userscanwatchtheirpostureonthescreenandmakenecessarychanges.ThefabricwasdevelopedusingTENGS,whichcanusemovementofthewearertocollecttheenergytopowertheposturemonitoringsensor(傳感器).Thedatacollectedbythesensorscanprovideimmediateadvice,warningthewearerwhentheyneedtochangetheirposture.Thefabricstretcheseasilyandiswashableandbreathable.Thesefactorsareimportantforhowpeopleusethesmartfabric,affectingthecomfortofthewearablesensorsandhowwellthefabricworks.Inadditiontothecomfortofthefabric,anotherimportantaspectistheeffectivenessoftheposturemonitoring.Thesensorsarefixedintothefabricinpositionsalongthespines(脊椎),whichcanhelpcollectdataonthemostcommonpoorpositions.Thedataisthensenttoamachine,whichprocesseskeyinformationtellinghowthewearerissitting,classifyingtheirsittingposition,andmonitoringhowtheycorrecttheirposture.Thissystemisabletocorrectlyrecognizingthewearer’sposturemostofthetime.Withallthesefeatures,thismonitoringclothingwillhelppeopleavoidpain,discomfort,andlong-termhealthproblems.Anditisbelievedthisclothingwillofferareliablehealthcaresolutionforlong-termmonitoring.5.Whyisthesmartfabricdeveloped?A.Totreatsomespinediseases.B.Tochangepeople’sworkinghabits.C.Tohelppeoplecorrecttheirpoorpostures.D.Tostartanewtrendinthefashionindustry.6.Whatcanweknowaboutthemonitoringsystem?A.Itisself-powered.B.Itcanbeusedasacharger.C.Itadaptstobodymovements.D.Itpreventspeoplefromsittingforlong.7.What’sParagraph4mainlyabout?A.Theadvantagesofthesmartfabric.B.Theworkingprocessofthesmartfabric.C.Thefunctionofsensorsinthesmartfabric.D.Thewaysofcollectingdatawithinthesmartfabric.8.Whatistheauthor’sattitudetowardsthemonitoringsystem?A.Doubtful. B.Surprised, C.Uncertain. D.Supportive.Passage3HundredsofmillionshaverolleduptheirsleevesfortheCOVID-19vaccine,butwhyhaven’ttheytakendowntheirpantsinstead?What’sthesciencebehindwhywegetmostvaccinesinourarmanddoestheinjectionsitematter?Musclesmakeanexcellentvaccineinjectionsitebecausemuscletissuecontainsimportantimmunecells.Theimmunecellsrecognizetheantigen(抗原),atinypieceofavirusorbacteriumintroducedbythevaccinethatstimulatesanimmuneresponse.InthecaseoftheCOVID-19vaccine,theimmunecellsinthemuscletissuepickuptheseantigensandtakethemtothelymphnodes(淋巴結(jié)).Injectingthevaccineintomuscletissuekeepsthevaccinelocalized(局部的),allowingtheimmunecellstheretosoundthealarmtootherimmunecellsandgettowork.Onceavaccineisrecognizedbytheimmunecellsinthemuscle,thesecellscarrytheantigenstolymphvessels,whichtransporttheantigen-carryingimmunecellsintothelymphnodes.Lymphnodes,importantpartofourimmunesystem,containmoreimmunecellsthatrecognizetheantigensfromvaccinesandstarttheimmuneprocessofcreatingantibodies.Muscletissuealsotendstokeepvaccinereactionslocalized.Injectingavaccineintothemusclemayresultinlocalinflammation(紅腫)orsorenessattheinjectionsite.Ifcertainvaccinesareinjectedintofattissue,thechanceofvaccinereactionsincreasesbecausefattissuehaspoorbloodsupply,leadingtopoorabsorptionoftheantigensinthevaccines.Yetanotherdecidingfactorinthevaccineinjectionsiteisthesizeofthemuscle.Adultsandchildrenagedthreeandoldertendtoreceivevaccinesintheirupperarm.Youngerchildrenreceivevaccinesintheirthighs(大腿)becausetheirarmmusclesaresmallerandlessdeveloped.Anotherconsiderationduringvaccineinjectionisconvenienceandpatients’acceptability.Canyouimaginetakingdownyourpantsataclinicwithstrangersaround?Rollingupyoursleeveismucheasierandmorepreferred.Allthingsconsidered,whenitcomestotheCOVID-19vaccine,formostadultsandkids,thearmisthepreferredinjectionsite.9.Howmanyreasonsforthevaccinesgivenintothemusclearementioned?A.2. B.3. C.4. D.5.10.Whatdoestheunderlinedexpression“pickup”inthesecondparagraphprobablymean?A.Recognize. B.Collect. C.Cleanup. D.Liftup.11.Accordingtothepassage,whichofthefollowingisthepreferredvaccineinjectionsiteformostpeople?A.Thearm. B.Thehand. C.Thethigh. D.Thefoot.12.Whatmaybethebesttitleforthepassage?A.Don’tbeafraidofinjection B.Whydowegetinjectioninthearm?C.Aninterestingsecrettoinjection D.Howvaccinesaregivenintothemuscle?Passage4Overthelasttwodecades,humankindhascreatedavastmobilenetworkenablingpeopletoshareinformationatunprecedented(前所未有的)rates,discoveredwateronMars,engineeredcarsthatrunonhydrogen(氫),etc.Somanyachievementshavetherebeen,infact,thatmostgounnoticedbythegeneralpopulation.Itisonlywhenafamilymemberneedsahearttransplantthatyoucometolearnaboutthepossibilityofsomeonebuildingaheartforthem.InSeptember,BritishmathematicianSirMichaelAtiyahclaimedtohavesolvedtheRiemannHypothesis,acomplexmathematicalequation(數(shù)學(xué)方程式)thathaspuzzledsomeoftheworld’sbrightestmindsfor160years.”WhatistheRiemannHypothesisandwhyshouldIcare?“youask.Franklyspeaking,Idon’tunderstandit,andIdon’tthinkIeverwill.ButIamsurethatitsapplicationsforadvancementinscienceandtechnologywillbesignificant.Thefactofthematteristhatindividualsorteamscanspendyearsorevendecadesworkingonmathsproblemsthattheymayneversolve.Theydosonotonlybecauseoftherewardsthatmightbeavailable,butalsobecauseitisaworthygoal.Mostoftheworldwillnotunderstandwhattheseindividualsdo,butourliveswouldbeverydifferentifnobodyeversoughttochallengethemselvesandtakeoncrazyprojects.IadmireamannamedJiroOno,ownerandchefofarguablythemostfamoussushirestaurantinJapan.Jirobecameaqualifiedsushichefin1951,nearly70yearsago.Today,attheageof92,heisstilllookingforwaystoimproveuponhiscraft.Manywouldthinkthatafterdoingsomethingforthatlong,theyhavenothingelsetolearn,butJiroputsthatnotiontoshame.Everyday,hestandsbehindthecounterandexperimentswithfoodinhispursuitofperfection.Inlife,justabouteverycorneryouturn,youcanfindareastoimproveupon.Medicalresearcherslookforwaystocurecancer;basketballplayerspracticehardtobecomethenextMichaelJordan;scientistsexperimentwithalternativefuelstohelptheenvironment.Mostofushavenotbeentaskedwithprogressinginacertainwayyet,butwhatallofusshouldbedoingisseekingtoimproveourselvesforthegoodofourselvesorforthegoodofothers.13.WhydidtheauthormentionSirMichaelAtiyahinParagraph2?A.Toemphasizethathiscontributionisunprecedented.B.Toarguethatprovingmathsproblemisprofitable.C.Toidentifytheessentialingredientsthatleadtohissuccess.D.Toprovethatweneedpioneerslikehimintoday’sworld.14.WhichofthefollowingisTRUEaccordingtothepassage?A.Anartificialheartisn’tavailableforonewithheartdisease.B.JiroOnoconsidersseekingimprovementasashame.C.Everyoneshouldtrytoimposethemselvesmerelyforhisownsake.D.MichaelAtiyahissimilartoJiroOnointermsoftheirpursuit.15.Whichofthefollowingisthebesttitleforthepassage?A.ProvingRiemannHypothesis B.TheNever-endingJourneyC.ChallengingOurselves D.AchievingSuccessPassage5Mountingevidencesuggeststhatlongtimesitting—amainpartofmodern-daylife—isriskytoyourhealth,evenifyouexerciseregularly.Basedonthesefindings,doctorsadvisealladultstositlessandmovemore.Buthowoftendoweneedtogetupfromourchairs?Andforhowlong?Fewstudieshavecomparedmultipleoptionstocomeupwiththeanswermostofficeworkerswant:Whatistheleastamountofactivityneededtocounteractthehealtheffectsofaworkdayfilledwithsitting?NowastudybyColumbiaUniversityexercisephysiologistshasananswer.Unlikeotherstudiesthattestoneortwoactivityoptions,thestudytestedfivedifferentexercise“snacks”,orshortburstsofactivityafteraperiodoftime’ssitting:oneminuteofwalkingafterevery30minutesofsitting,oneminuteafter60minutes,fiveminutesevery30,fiveminutesevery60andnowalking.Theproperamountofmovement,theresearchersfound,wasfiveminutesofwalkingevery30minutes.Thiswastheonlyamountthatgreatlyloweredbothbloodsugarandbloodpressure.Inaddition,thiswalkingroutinehadanimpressiveeffectonhowtheparticipantsrespondedtolargemeals,reducingbloodsugarspikes(峰值)by58%comparedwithsittingallday.Takingawalkingbreakevery30minutesforoneminutealsoprovidedmodestbenefitsforbloodsugarlevelsthroughouttheday,whilewalkingevery60minutes,eitherforoneminuteorfiveminutes,providednobenefit.Whatweknownowisthatforbesthealth,youneedtomoveregularlyatwork,inadditiontoadailyexerciseroutine.Whilethatmaysoundimpractical,thefindingsshowthatevensmallamountsofwalkingspreadthroughtheworkdaycangreatlyloweryourriskofheartdiseaseandotherchronic(慢性的)illnesses.16.WhatdoesthestudybyColumbiaUniversityfocuson?A.Whatadultsshoulddotokeepexercisingregularly.B.Whenandwhereweneedtositlessandmovemore.C.Whylongtimesittingeverydayisriskytoourhealth.D.Howoftenandhowlongweneedtowalkfromourchairs.17.Whatdoestheunderlinedword“counteract”inparagraph2mean?A.Cancelout. B.Giveup. C.Addto. D.Benefitfrom.18.Whichwalkingpatternisthemostusefulforhealthaccordingtothetext?A.Oneminuteofwalkingafterevery30minutesofsitting.B.Fiveminutesofwalkingafterevery30minutesofsitting.C.Oneminuteofwalkingafterevery60minutesofsitting.D.Fiveminutesofwalkingafterevery60minutesofsitting.19.Whatdoesthelastparagraphshow?A.Therisksofheartdiseaseandotherillnesses.B.Thedailyexerciseroutinesuitableforeveryone.C.Thesuggestionsonthehealthoftheofficestaff.D.Thewaysofmovingregularlyatworkeveryday.Passage6Peoplehavegrowntallerover,thelast,century,withSouthKoreanwomenshootingupbymorethan20cmonaverage,andIranianmengaining16.5cm.Aglobalstudylookedattheaverageheightof18-year-oldsin200countriesbetween1914and2014.TheresultsshowthatwhileSwedeswerethetallestpeopleintheworldin1914,Dutchmenhaverisenfrom12thplacetothetopspotwithanaverageheightof182.5cm.Latvianwomen,meanwhile,rosefrom28thplacein1914tobecomethetallestintheworldacenturylater,withanaverageheightof169.8cm.JamesBentham,aco-authoroftheresearch,saystheglobaltrendislikelybut“onceyouaverageoverwholepopulations,geneticsplaysalesskeyrole,”headded.AlittleextraheightbringsanumberofadvantagessaysElioRiboliofImperialCollege.“Beingtallerisassociatedwithlongerlifeexpectancy,”hesaid.“Thisislargelyduetoalowerriskofdyingofcardiovascular(心血管的)diseaseamongtallerpeople.”Butwhileheighthasincreasedaroundtheworld,thetrendinmanyAfricancountriescausesconcern,saysRiboli.WhileheightincreasedinUgandaandNigerduringtheearly20thcentury,thetrendhasreversedinrecentyears,withheightdecreasingamong18-year-olds.“Onereasonforthesedecreasesinheightistheeconomicsituationinthe1980s,”saidAlexanderMoradioftheUniversityofSussex.Thenutritionalandhealthcrisesledtomanychildrenandteenagersfailingtotheirfullpotentialintermsofheight.Benthambelievestheglobaltrendofincreasingheightisofgreatimportance.“Howtallwearenowisstronglyinfluencedbytheenvironmentwegrewupin”hesaid?“Ifwegivechildrenthebestpossiblestartinlifenow,theywillbehealthierandmoreproductivefordecadestocome.”20.Whatdoestheglobalstudytellusaboutpeople’sheight?A.Thelastcenturyhasseenagreatincreaseinpeople’sheightinmostcountries.B.Geneticsplaysakeyroleintheincreaseofpeople’sheightinthelast:century.C.Theincreaseinwomen’sheightismuchbiggerthanmen’sinthelastcentury.D.DutchandSwedesarerankedfirstandsecondinheightin’theworldnowadays.21.WhatdoesElioRibolisayabouttallerpeople?A.Theygenerallyriskfewerdiseases. B.Theytendtolivelonger.C.Theyenjoyaneasierlife. D.Theyhavegreaterexpectationsinlife.22.Theunderlinedword“reversed”inParagraph3canbereplacedby________.A.sloweddown. B.remainedstable.C.cometolifeagain. D.changedtothecontrary.23.Accordingtothetext,JamesBenthamsuggeststhat________.A.environmentprotectionshouldbeattachedgreatimportancetoB.theglobaltrendofincreasingheightshouldbecloselywatchedC.children’spropernutritionandhealthcareshouldbeguaranteedD.theeconomicsituationofsomecountriesshouldbeimprovedPassage7HowDidWolfgangAmadeusMozartDie?OnNovember20th,1791,Mozartsuddenlycamedownwithfeverandwaswrackedwithpain.Hisarmsandlegswereseverelyswollen.Inthefollowingdayshishealthsignificantlydeteriorated.HediedonDecember5afterlapsingintoacoma.Thedeathcertificatestateshediedof“severemiliaryfever”.ExactlywhichdiseaseledtoMozart’sdeathhasbeenamysteryforthelast200years.SpeculationsManymyths—somemoreplausiblethanothers—entwine(纏繞)Mozart’searlydemise.Oneofthemostpopularmyths—thatMozartwaspoisonedbyhisrivalAntonioSalieri—rosetoprominenceduetothepopularityofthefilmAmadeus.ThistheoryissupportedbythefactthatMozarthadbeenlivingthroughaphaseofdepressionbeforehisdeath,sufferingfromparanoiaandexistentialfear.Mozarthimselfsuspectedthatthecauseofhisdeterioratinghealthwasbeingpoisonedoveralongtime.However,itishighlylikelythatthiswasjusthissubjectiveviewofreality.Manyotherspeculationscirculate.Syphilisandtrichinellosisarefrequentlymentioned.In1905,aFrenchphysicianassumeduricacidpoisoningduetoaneverfullyhealednephritis.In1961,leadpoisoningwassuggestedasapossiblecauseofdeath.ScientificattemptstoexplainMozart’sdeathIn2000,agroupofAmericanscientistsproposedrheumaticfevercausedbyastrepinfectionafterconductingmeticulousdetectivework.ThesymptomsstatedinliteratureandthereportsofMozart’scontemporariesyieldedtheclues.Withoutantibiotics,suchaninfectionwouldinevitablyleadtodeath.Rheumaticfevercausesaweakeningoftheheart,whichcouldexplainMozart’sswollenlimbs.In2009,theDutchscientistRichardZegersextensivelystudiedsurvivingdocumentsandconcludedthatMozarthadbeensufferingfrompharyngitis,athroatinfectionwithsymptomsincludingcramps,fever,rashesandaswollenneck.Mozart’ssister-in-lawSophieHaibelhaddescribedthesesymptoms.ThedeathregistryofViennaforwinter1791listsseveraldeathscausedbythisdisease.WhateverthecauseofMozart’sdeath,itcamefartooearly.LetusthankhimforhismanicurgetocreateartandrememberhimonDecember5th!24.Whichofthefollowingissimilarinmeaningtotheunderlinedword“deteriorate”(Paragraph1)?A.Tobecomeworse. B.Tochangegreatly.C.Torecoverquickly. D.Tobeharmedrapidly.25.WhichofthefollowingstatementsisTRUEaccordingtothepassage?A.ItisgenerallybelievedthatMozartwaspoisonedbyhisfriend.B.Mozart’sdepressionparanoiaandexistentialfearledtohisdeath.C.Mozarthadbeenpoisonedsustainablyforalongtimebeforehedied.D.Mozartoncegotanephritisanditwasneverhealed.26.WhatcanweinferfromParagraph4?A.Mozart’sdiseasewasrecordedincontemporaryliteratureandreports.B.Antibioticswerenotdiscoveredatthattime.C.Rheumaticfevercanonlybecausedbystrepinfection.D.Mozart’sillnesscannotbecuredeventoday.27.Whatistheauthor’spurposementioningMozart’ssister-in-law’swords?A.TobackuptheDutchman’sstudy.B.Toprovetheywerecommonsymptomscausingdeathin1791.C.ToproveMozartdidhavesuchsymptomsbeforehisdeath.D.ToemphasizeherspecialidentifyasawitnesstoMozart’sdeath.Passage8Youmaybesurprisedtolearnthatoneofthebeststepsyoucantaketoprotectyourhealthistostepoutsideandspendsometimeinthegrass,dirtandwater.Ourancestorsenjoyedthehealingpowerofnature,andnowscientistsarestartingtocatchup.Researchershavedocumentedhowcontactwithnaturecandecreasementaltiredness,andenhancemoods,concentrationandproblem-solving.Justhavingaviewofnaturehasbeenshowntoimprovehospitalpatients’recoveryandreduceillnessrates.Exposuretotheopenair,horsebackriding,hiking,campingcanbehelpfulforavarietyofhealthconditionsinadultsandchildren.Muchofthistypeofresearchisfocusingonchildren,andinfactanentiremovementhasquicklydevelopedtoconnectkidswiththehealingpowerofnature.Obesity.Ratesofchildhood,adultobesityandrelatedconditionsincludingdiabetes(糖尿病)andheartdiseasehavegrowngreatlyinrecentyears,partlybecauseofreducingthetimeofoutdooractivities.Thisproblemcanbepartlyaddressedbyincreasingthetimestudentsspendlearningaboutnature,bothinandoutsidetheclassroom.Suchlessonsareoftenmoreengagingtostudentsandoftenleadthemtobecomemoreactiveoutside.Attentiondeficithyperactivitydisorder(ADHD)(注意力缺失癥).Anexposuretoordinarynaturalsettingsinthecourseofcommonafterschoolandweekendactivitiesmaybewidelyeffectiveinreducingattentionshortnesssymptoms(癥狀)inchildren.ParticipationingreenactivitieshelpsADHDpatientskeepfocusedandcompletetasks.Stress.Accesstonature,evenhouseplants,canhelpchildrendealwithstress.Depressionandseasonalemotionaldisorder.Majordepressionrequiresmedicaltreatment,butphysicalactivity,especiallythosedoneoutdoors,canhelpeasesymptoms.Stayinginthesunshineforjustafewminutescanalsohelpsupplybone-buildingvitaminD.Expertssaythatsimplywalkinginacityparkcanenjoynature’sbenefits.28.Accordingtothepassage,whichofthefollowingisthemostimportantforyoutokeephealthy?A.Healthydiet. B.Exercises.C.Outdooractivities. D.Nosmoking.29.Theunderlinedword“enhance”inParagraph1isclosestinmeaningtoA.improve B.a(chǎn)dd C.destroy D.control30.Fromthefirstparagraph,whatdoweknow?A.Peopledidn’tenjoythehealingpowerofnatureuntilrecentyears.B.Havingaviewofnatureistheonlywaytoimprovehealthconditions.C.Outdooractivitiesaregoodforpeople’shealth.D.Researchershavefoundoutwhatcausespeople’smentaltirednessandillness.31.TheeffectsofoutdooractivitiesincludeFXCEPT_________.A.HelpingpeopletocontrolstressB.helpingchildrentoincreasethevitaminDlevelC.helpingpeopletoreducethesymptomsofADHDD.helpingscientiststobelievetheratesofadultobesityandthehealingpoweroftheopenairPassage9Imagineafuturewheresciencehascreatedyourtwin.Notaflesh-and-bloodtwin,butonethatrecreatesyourfleshandblood,yourbones,yourheart,yourbrain—yourwholebody,infact—asanextremelycomplicatedcomputermodel.Yourdoctorscanusethisdigitaltwintoworkouthowyouwillrespondtoaparticulardrugormedicalprocedure.Theycanevenlookfurtherintothefuture,creatinga“healthcast”,toforecastwhatdiseasesmighthappentoyouorhowyourlifestylewillaffectyourhealthasyouage.Itistheultimateinpersonalizedmedicine.ThisistheboldvisionsetoutinVirtualYou:HowbuildingyourdigitaltwinwillrevolutionizemedicineandchangeyourlifebyPeterCoveney,directoroftheCentreforComputationalScience,andRogerHighfield,sciencedirectoroftheScienceMuseumGroup,UK.Digitaltwinsarealreadyinwidespreaduseinindustriessuchascivilengineering.Butthesemodelsystemsaremuchsimplerthanthecomplexhumanbody.Imagineallthepartsthatcometogethertomakeyouwork:fromthe3billionlettersofyourgenome(基因組),thenumerousmolecules(分子)thatmakeupyourcells,thetrillionsofcellsbuildingyourtissuesandorgans,andtheenvironmenthavingitsinputtoo.Now,imaginetryingtocreateamodelofthisthatismadetoeachuniqueindividualandthatpredictsthechangesthatwilltakeplaceoveralifetime.Thisiseasiersaidthandone.Changesinthesystemsbiologistswanttodescribeareusuallydifferentfromwhatmathematiciansdescribeas“non-linear”(非線性的).Anothercomplicationis“emergence”:wherethewholeofasystemisgreaterthanthesumofitsparts.Thiscomplexitychallengesmathematicsandpushescomputingtothelimittoo.Butgettingtothenextlevel—awholehumanindividual—isgoingtorequireyetmoredataandarevolutionincomputingtechnologyfarbeyondwhatiscurrentlypossible.Whetherwewillgetthereisanopenquestion,butVirtualYoushowsuswhatscientistsfromdifferentfieldscanachievewhentheyallworktogether.32.Whatbelearnedaboutyourscience-madetwinaccordingtoParagraph1?A.Yourtwinlooksjustlikeyou.B.Yourtwinknowsyourthoughts.C.Yourtwinexistsonthecomputer.D.YourtwiniscreatedoutofyourDNA.33.Whyisitdifficulttobuildadigitaltwin?A.Humanbodyismorecomplicatedthanmodels.B.Digitaltwinsarenotwidelyusedinindustries.C.Scientistslackenoughdatainbuildingit.D.Mathematiciansandbiologistsholddifferentopinions.34.What’stheauthor’sattitudetowardstheideaofadigitaltwin?A.Optimistic.B.Uncertain.C.Unconcerned.D.Skeptical.35.Whatisthepurposeofthistext?A.Tostressthenecessityofdigitaltwins.B.Toshowtheeffectsofdigitaltwinsonfuturehealth.C.Toexplainthebuildingofdigitaltwinsinhealth.D.Tointroducenewtreatmentsfordiseasesinthefuture.Passage10Cangettingadoghelppeoplelivelonger?Dogownershipisassociatedwithareducedriskforheartrelateddiseaseanddeath,findsanewSwedishstudypublishedinthejournalScientificReports.Forpeoplelivingalone,owningadogcandecreasetheirriskofdeathby33%andtheirriskofheartrelateddeathby36%,whencomparedtosingleindividualswithoutapet,accordingtothestudy.Chancesofaheartattackwerealsofoundtobe11%lower.Multi-personhouseholdownersalsosawbenefits,thoughtoalesserextent.Riskofdeathamongthesedogownersfellby11%andtheirchancesofheart-relateddeathwere15%lower.Buttheirriskofaheartattackwasnotreducedbyowningadog.Asasingledogowner,anindividualistheonlypersonwalkingandinteractingwiththeirpet,whichmaycontributetogreaterprotectionfromheart-relateddiseaseanddeath,saidthestudy.“Weknowthatdogownersingeneralhaveahigherlevelofphysicalactivity.whichcouldbeoneexplanationtotheobserveresults,”saidFall,authorofthestudy.Thefindingsalsosuggestincreasedsocialwell-beingandimmunesystemdevelopmentasadditionalreasonswhydogownershipoffersprotectionagainstheart-relateddiseaseanddeath.Fallbelievesthatwhiletheirs
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