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话题28科技发展与科学家精神Ⅰ.阅读理解JoseHernandezmadehisdreamofbecominganastronautarealityandhedidsodespiteunbelievabledifficulties.“IwasworkinginafieldnearStockton,andIheardonmyradiothatFranklinChang-DiazhadbeenselectedfortheAstronautCorps,”saidJose,whowasaseniorinhighschoolatthetime.“Iwasalreadyinterestedinscienceandengineering,”Joseremembered.“ButthatwasthemomentIsaid,‘Iwanttoflyinspace.’”Asoneoffourchildreninamigrant(移民)farmingfamilyfromMexico,Jose—whodidn’tlearnEnglishuntilhewas12yearsold—spentmuchofhischildhoodtravelingwithhisfamilyfromMexicotosouthernCaliforniaeachMarch,thenworkingnorthwardtotheStocktonareabyNovember,pickingstrawberriesandcucumbersatfarmsalongtheroute.TheywouldthenreturntoMexicoforChristmasandstartthecyclealloveragaininthespring.“Somekidsmightthinkitwouldbefuntotravellikethat,”Joselaughed.“Butwehadtowork.”Aftergraduatingfromhighschool,JosewasadmittedintotheUniversityofthePacific.In1987,heacceptedafull-timejobwithLawrenceNationalLaboratory.In2001,JosejoinedtheJohnsonSpaceCentre,wherehecameface-to-facewithFranklinChang-Diaz.“Weactuallyhadcommonexperiences—asimilarupbringing,thesamelanguageissues.Thatbuiltupmyconfidence.Anybarriersthatexisted,hehadalreadyovercomethem,”Josesmiled.“Nowit’smyturn!”“NASArejectedmenotonce,nottwice,notthreetimesbut11times.Itwasn’tuntilthe12thtimethatIgotselected,”hesaid.Josewasselectedaspartofthe19thclassofastronautsin2004.Hecircledtheglobe217timesbutremainsadowntoEarthguy.JoseHernandezreceivedthe2016NationalHispanicHeroAwardandhecontinueshislonghistoryinthefieldofengineeringandspace.1.WhatmadeJosedeterminedtobeanastronaut?A.TheinfluenceofAstronautCorps.B.ThesuccessofFranklinChang-Diaz.C.Hisinterestinscienceandengineering.D.Theexperienceofworkinginthefield.2.WhatcanwelearnaboutJoseasachild?A.Hedidmuchfarmwork.B.Hetraveledalotforfun.C.HehatedlearningEnglish.D.Heobeyedhisfamilyineverything.3.HowdidJosefeelwhenhemetFranklinChang-Diazpersonally?A.Inspired. B.Valued.C.Relaxed. D.Puzzled.4.Whatcanbeasuitabletitleforthetext?A.ClimboverBarriersB.ReachfortheStarsC.WorktheHardWayD.LearnfromYourPastPeoplewhoregularlysleepforsixhoursorlesseachnightinmiddleagearemorelikelytodevelopdementia(痴呆)thanthosewhoroutinelymanagesevenhours,accordingtoamajorstudyintothedisease.Researchersfounda30%greaterriskofdementiainthosewhoduringtheir50s,60sand70sconsistentlyhadashortnight’ssleep,regardlessofotherriskfactorssuchasheartconditionandpoormentalhealth.Sabia,anauthorofthestudyattheUniversityofParisandhercolleaguesanalyzedsurveydatafromUniversityCollegeLondon’sWhitehallstudy,whichlaunchedin1985andfollowedthehealthandlifestylesofmorethan10,000Britishvolunteers.TheFrenchteamfocusedonnearly8,000participantswhoself-reportedtheirsleeppatterns.During25yearsoffollow-up,521participantsdevelopeddementia,withmostdiagnosedintheirlate70s.WritinginNatureCommunications,thescientistsdescribedhowthosewhoroutinelygotsixhoursofsleeporlesseachnightintheir50sand60swere30%morelikelytodevelopdementiathanthosewhotypicallymanagedsevenhours.Thestudydoesnotprovethatsleepingtoolittlecausesdementia,sincesleeplossitselfmaybeoneoftheearliestsymptomsofthedisease.Butsomescientistsbelievetheresultsstrengthenevidencethatcontinuouspoorsleepmayatleastcontributetothedisease.Thefirstpathologicalchangesthatleadtodementiaoccuronetotwodecadesbeforethediseasebecomesobvious,asstickyproteinscalledamyloidbuildupinthebrain.Whenthe1985Whitehallstudyfirstassessedthesleepofvolunteerswholaterdevelopeddementia,thisprocesshadprobablynotstarted.Thismeantthatiftheyweresleepingtoolittle,itwasunlikelytohavebeencausedbydementia-relatedbrainchanges.“Itstrengthenstheevidencethatpoorsleepinmiddleagecouldcauseorworsendementiainlaterlife,”saidDr.LizCoulthard,aconsultantseniorlecturerindementianeurology.“Itmakessensetotakemeasurestoimprovesleepsuchasgoingoutsideduringdaylighthourstohelpmaintainthenaturalrhythmsthatpromotegoodsleep,avoidingtoomuchalcoholorcaffeine,particularlybeforebed,andfindingabedtimeroutinethatworksforyou.”5.Whatriskfactorfordementiadoesthepassagefocuson?A.Sleeploss. B.Age.C.Poormentalhealth. D.Heartcondition.6.HowdidFrenchscientistsgettheresearchfindings?A.Bymakingacomparison.B.Bymonitoringsleeppatterns.C.ByinterviewingBritishvolunteers.D.Byanalyzingprevioussurveydata.7.Inwhattonedothescientiststalkabouttheresearch?A.Casual. B.Doubtful.C.Negative. D.Cautious.8.Whatisthepurposeofthelastparagraph?A.Togiveexamples.B.Tocollectproofs.C.Tooffersuggestions.D.Topresentarguments.Mostpeopledon’tthinkmuchaboutthefoodscrapstheythrowaway;however,researchersinTokyohavedevelopedanewmethodtoreducefoodwastebyrecyclingdiscardedfruitandvegetablescrapsintorobustconstructionmaterials.Worldwideindustrialandhouseholdfoodwasteamountstohundredsofbillionsofpoundsperyear,alargeproportionofwhichcomprisesedible(可食用的)scraps,likefruitandvegetablepeels.Thisunsustainablepracticeisbothcostlyandenvironmentallyunfriendly,soresearchershavebeensearchingfornewwaystorecycletheseorganicmaterialsintousefulproducts.“Ourgoalwastouseseaweedandcommonfoodscrapstoconstructmaterialsthatwereatleastasstrongasconcrete,”explainsYuyaSakai,theseniorauthorofthestudy.“Butsincewewereusingediblefoodwaste,wewerealsointerestedindeterminingwhethertherecyclingprocessimpactedtheflavoroftheoriginalmaterials.”Theresearchersborroweda“heatpressing”conceptthatistypicallyusedtomakeconstructionmaterialsfromwoodpowder,excepttheyusedvacuum-dried,pulverized(粉状的)foodscraps,suchasseaweed,cabbageleaves,andorange,onion,pumpkin,andbananapeelsastheconstructionpowders.Theprocessingtechniqueinvolvedmixingthefoodpowderwithwaterandseasonings,andthenpressingthemixtureintoamoldathightemperature.Theresearcherstestedthebendingstrengthoftheresultingmaterialsandmonitoredtheirtaste,smellandappearance.“Withtheexceptionofthespecimenobtainedfrompumpkin,allofthematerialsexceededourbendingstrengthtarget,”saysKotaMachida,aseniorcollaborator.“WealsofoundthatChinesecabbageleaves,whichproducedamaterialoverthreetimesstrongerthanconcrete,couldbemixedwiththeweakerpumpkin-basedmaterialtoprovideeffectivereinforcement.”Thenew,robustmaterialskepttheirediblenature,andtheadditionofsaltorsugarimprovedtheirtastewithoutreducingtheirstrength.Furthermore,thedurableproductsresistedrot,fungi(菌类),andinsects,andexperiencednoappreciablechangesinappearanceortasteafterexposuretoairforfourmonths.Giventhatfoodwasteisaglobalfinancialburdenandenvironmentalconcern,itiscrucialtodevelopmethodsforrecyclingfoodscraps.Usingthesesubstancestopreparematerialsthatarestrongerenoughforconstructionprojects,butalsomaintaintheirediblenatureandtaste,opensthedoortoawiderangeofcreativeapplications.9.Whydotheresearcherssearchfornewwaystorecycleorganicmaterials?A.Becausetheconstructionofrobustmaterialneedsmuchfoodwaste.B.Becausefoodwasteisbothcostlyandenvironmentallyunfriendly.C.Becausetheywanttomakeafortunebyrecyclingthefoodwaste.D.Becausetheamountoffoodwasteistoolargetostoreatthemoment.10.Whatdoestheunderlinedword“comprises”meaninthesecondparagraph?A.Contains. B.Processes.C.Presses. D.Originates.11.Whichofthefollowingisrightaccordingtothetext?A.Allthematerialsobtainedfromfoodwastesurpassresearchers’strengthtarget.B.ThematerialproducedfromChinesecabbageleavesistwotimesstrongerthanconcrete.C.Thereisalotofroomforcreativeuseofthistechnology.D.Thenewmaterialsarestrongenoughforconstructionprojects,butfailtomaintaintheiroriginaltaste.12.Whereisthetextprobablyfrom?A.Atouristbrochure. B.Arecipebook.C.Abiographybook. D.Asciencemagazine.Ⅱ.七选五(2024·潍坊高三测试)ToputintowordsmytimeinAntarcticaandSouthGeorgiaisnearlyimpossible.Ihadalwaysdescribeditasaonce-in-a-lifetimeexperience,butassoonasIsteppedfootonthecontinent,IimmediatelyknewIneededtoreturn.__1__About50%ofthepassengersofourexpedition(远征)hadbeentoAntarcticaatleastoncebefore.Thisgoestoshowjusthowmagicalofadestinationitis.ThatallyoursenseswillbestimulatedisthebestwayIcandescribethetimeonthewhitecontinent.Howtinyyoufeelnexttotoweringglaciersandicebergs.TheicywatermovingthroughyourbodyasyoutaketheinfamousPolarPlunge.Thelearningofheart-touchingstoriesofsurvivalfromexplorersofthepast.__2__Antarcticamakesyoufeelsosmallandinsignificant,inthebestway.__3__Yougetfrontrowseatstowitnessthemostincredibleshow:nature.Itisasmuchbeautifulascruel.Forexample,whenyouseeabrownskua(贼鸥)attackingapenguinchick,yourheartaches.ThenyourexpeditionguideregretfullytellsyouthatachickthatissmallinMarchwouldhaveveryslimchancesofsur
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