北京市部分區(qū)2021-2022學(xué)年高二上學(xué)期期末英語(yǔ)解析版試題分類匯編閱讀理解專題北京市海淀區(qū)2021-2022學(xué)年高二上學(xué)期期末考試英語(yǔ)試題第一節(jié)（共10小題；每題2分，共20分）閱讀下列短文，從每題所給的A、B、C、D四個(gè)選項(xiàng)中，選出最佳選項(xiàng)，并在答題卡上將該項(xiàng)涂黑。ACreditCardManagementAppstoStayonTopofPaymentsAmericanscollectivelyholdabout$4trillioninconsumercreditcarddebt,soamoneymanagementappmightbeworthconsideration.Herearetwotopchoicesthatwillhelpmanagethecreditlife.ForBudgeting:MintIfyou’reseekinganappforbothabroadviewandadetailedlookatyourcreditcardsandoverallfinancesaswellaswarningstoensureon-timepayments,Mintisperhapsthemostpopularappinthiscategory.Youcancreateabudget,trackcardspendingincustomizable(可定制的)categories,getcreditcardbillwarnings,andmore.Reserveacoupleofhourstogetstartedbecausesettingituptakestime.Andifyou’recompletelynewtofinancialappstrackingandcategorizingeverytransaction(交易)youmightmakecouldtakesomegettingusedto.DownloadMintfromtheAppStoreorGooglePlayforfree.ForTrackingCreditCardRewards:AwardWalletYoucanseeallofyourcreditcardrewards—includingcreditcardpointssuchasCitiThankYouPoints,AmericanExpressMembershipRewardsandChaseUltimateRewards—inoneplace.Theappalsoletsyouknowwhenyourawardswillexpire(過期)soyoucanusethembeforeyoulosethem.Arghandewal,whotravelsallovertheworldbyusingpointsandmiles,saystheAwardWalletapphelpsherkeeptrackofeverything.“Youcanlinkallofyourfrequentflyer,hotelandevenbankrewardsaccountsandgetnoticeswhenyourrewardsbalancechanges,”shesays.AwardWalletrequiresaccesstoyouremailaccount,whichcouldmakesomefolksuncomfortable.Andsomeloyaltyprogramsaren’tpartoftheplatform.DownloadAwardWalletfromtheAppStoreforfree.21.TheusersofMintcan________.A.reducedailytransactions B.getdetailedfinancialadviceC.receivewarningsofon-timepayment D.tracktheircardspendingandrewards22.ArghandewalisquotedinAwardWalletto________.A.showwhytheappispopular B.explainhowtowinrewardsC.instructpeopletodownloadtheapp D.persuadepeopletousetheapp23.BothMintandAwardWallet________.A.helpusersmanagetheircreditcards B.needaccesstousers’emailaccountsC.informusersoftheexpiredawards D.taketimeforuserstogetusedtothemBSylvesterStallonehasoneofthemostinspiringsuccessstories.Beforehemadeitbig,hewasessentiallyastarvingartist.Formanyyearsafterhiscollegeyears,heworkedoddjobstopaythebillwhilesimultaneouslytakingonanyactingrolehecouldfindtokeephisdreamsofbecomingasuccessfulactoralive.Mostpeopledon’tknowthisaboutSylvesterStallone,buthehadadreamasayoungmantobecomeabigmoviestarinHollywood.Helongedtobecomeagreatdirector,producer,andwriter.Everyonetoldhimitcouldnotbedone,buthewasn’tonetotakenoforananswer.AndafterfindinglittleluckintheNewYork’sfilmsscene,hedecidedtotryhischancesinLosAngeles.ItwasastrugglethatSylvesterwouldendureformanyyears,seveninfact.Throughoutallofthosesevenchallengingyears,Sylvesterwouldgainafewsmallrolesinahandfulofmovies,butnothinggrandenoughtogethiscareerlaunched.Duringthosesevenlongyearsofstriving,hecameface-to-facewithnearpoverty.Gettingsodesperateformoney,heatonepointhadtosellhiswife’sjewelry.Andheevenhadtosellhisdogbecausehecouldn’tkeephimfed.Andtotopitalloff,therecameapointwhereSylvesterwashomeless,andhadtosleepoutsideforanumberofdays.Buthisdaysofstruggleasanaspiringactorwouldnotlastforever.Afterfacingseeminglymanyhardshipsforoversevenyears,hewouldfinallygethisbigbreak.Andthisbreakwouldcomeafterhemanagedtogetascripthewroteinathree-dayflurryofinspirationinfrontoftwobig-shotdirectorsinHollywood.ItwasthisdefiningmomentthatwouldturnthetidesforSylvesterStallone,andhiscareerwouldskyrocketafterhenegotiatedtheleadroleinthefilmthatwouldcometobeknownas“Rocky”.Sincethen,SylvesterStallone,andhisseriesofmoviesrevolvingaroundRockyhavebeeninspiringpeopleallaroundtheworld.Hissuccessstoryisonethatshouldbeobserved,retold,andshared,justasmuchashismoviesare.24.HowdidSylvesterfeelaboutbecomingafilmstarwhenhewasyoung?A.Itwouldbeimpossible. B.Itwouldtakelotsofluck.CItwouldinvolvestruggles. D.Itwouldcometrueforsure.25.WhateventmarkedaturningpointinStallone’scareer?A.Henegotiatedtheleadroleinthefilm“Rocky”. B.HewenttoLosAngelesformoreopportunities.C.Hebecamehomelessandsleptoutsideformanydays. D.Hesucceededinshowinghisscripttotwogreatdirectors.26.Sylvester’slifestoryiswrittento________.A.rememberthefamousactor B.describehowhesucceededC.motivateotherstopursuedreams D.explainthepopularityofhismovieCItwaswidelybelievedthat,inordertogetthefirstlanguagesofftheground,ourancestorsfirstneededawaytocreatenovelsignalsthatcouldbeunderstoodbyothers,relyingonvisualsignswhoseformwasdirectlysimilartotheintendedmeaning.Somegesturescanbeunderstoodalmostanywhere:pointingtodirectsomeone’sattention,forinstance.However,aninternationalresearchteam,ledbyexpertsfromtheUniversityofBirminghamandtheLeibniz-CentreGeneralLinguistics(ZAS),Berlin,havediscoveredthatcertainvocalizations(發(fā)聲法)canalsobeiconicandrecognizabletopeoplearoundtheworld—evenwhenaspeakerisnotsimplyimitatingawell-knownsound.Thesefindings,publishedinScientificReports,mayhelpexplaintheriseofmodernspokenlanguage.In2015,languageresearcherschallengedsomeEnglishspeakerstomakeupsoundsrepresentingvariousbasicconcepts(“sleep”,“child”,“meat”,“rock”,andmore).WhenotherEnglishspeakerslistenedtothesesoundsandtriedmatchingthemtoconcepts,theywerelargelysuccessful.But“wewantedtobeabletoshowthatthesevocalizationsareunderstandableacrosscultures,”saysstudyco-authorandUniversityofBirminghamcognitivescientistMarcusPerlman.SoPerlmanandhiscolleaguesconductedonlineandin-personexperimentsinsevencountries,fromMoroccotoBrazil.Theyrecruitedmorethan900participants,whospokeatotalof28languages,tolistentothebest-understoodvocalizationsfromthe2015investigationandselectmatchingconceptsfromasetofwordsorimages.Vocalizationsthatcalledforthwell-knownsounds—forexample,drippingwater—performedbest.Butmanyotherswerealsounderstoodatratessignificantlyabovechanceacrossalllanguagestested,theteamfound.“Thereisanotabledegreeofsuccessoutsideofjustonomatopoeia(象聲詞),”Perlmansays.Thisislikelybecausecertainpatternsrelatedtosoundareuniversal,theteamsuggests.Forexample,shortandbasicsoundsoftenconveytheconceptof“one”andrepeatedsoundsaretypicallyassociatedwith“many”.Likewise,low-pitchedsoundsaccompanysomethingbig,andhigh-pitchedsoundsconveysmallsize.Thesefindingsof“iconic”soundscouldhelpscientistsunderstandhowhumanancestorsstartedusingrichacoustic(傳音的)communication,saysco-authorAleksandra?wiek,alinguistattheLeibniz-CenterGeneralLinguisticsinBerlin.Thehumanvoice,shesays,might“affordenoughiconicitytogetlanguageofftheground.”UniversityofTübingenlinguistMatthiasUrban,whowasnotinvolvedintheresearch,agrees.“It’sunclearhowwordscameintobeinginthefirstplace,”hesays.Iconicvocalizationsare“potentiallyonepathwaythatcouldhavebeeninvolved.”27.Whatdoestheunderlinedword“iconic”inParagraph2probablymean?A.Symbolic. B.Comic. C.Magic. D.Classic.28.ThefindingofPerlman’sresearchmay________.A.wellexplaintheriseofEnglishcultureB.throwlightontheoriginofspokenlanguageC.demonstratethatonomatopoeiamaybepopularD.showhowourancestorsimitateunknownsounds29.Whatcanwelearnfromtheexperimentsinthispassage?A.TheEnglishlanguageisuniversallyunderstood. B.Soundpatternsmayberelatedtotheirmeanings.CSignlanguageappearedearlierthanspokenlanguage. D.Wordswereevolvedfromvocalizationsinancienttimes.30.Whichmightbethebesttitleforthepassage?A.FromHandtoMouth:TheOriginsofLanguageB.IconicVocalizationsareCreatedforCommunicationC.Made-upSoundsConveyMeaningsacrossCulturesD.HowLanguageBegan:GestureandSpeechinEvolution北京市豐臺(tái)區(qū)2021-2022學(xué)年高二上學(xué)期期末英語(yǔ)試題第一節(jié)（共14小題；每小題2分，共28分）閱讀下面短文，從每題所給的A、B、C、D四個(gè)選項(xiàng)中，選出最佳選項(xiàng)，并在答題卡上將該項(xiàng)涂黑。AAtBeaverCreek,TheExtraordinaryAwaitsYouBeaverCreekisagreatplacetoexperiencethebeautyofthesnow,withprogramsforeveryone—fromchildren,teens,andwomen-onlylessonstosmallgroupsandprivate-guidedexperiences.FirstTrack,fromBeaverCreekReserve,letsyoubethefirstonthemountain,withanadventurethatbeginsat7:30a.m.whenyouaremetbyskiprofessionalsandtakenonaprivate,guidedtour—beforethemountainisopentothepublic.Onceyouhaveskied,youaretreatedtoadeliciousbreakfastatAllie’sCabin.IfyouarelookingforahigherlevelofcomfortthereistheWhiteCarpetClub,fromBeaverCreekReserve.LocatedintheheartofBeaverCreekVillage,itmaximizes(最大化)yourtimeonthemountain.Attheclub,thereareprivatelockersandbootdryers,alongwithpreferredself-parkingandaslope-sideskiwaiter.Areceptionistcanhelpwithlifttickets,passpurchases,dinnerreservations(預(yù)定),andactivityrecommendations.Ofcourse,thereismoretoexploreduringthewinterinBeaverCreekaswell.Thereisiceskating,snowshoeing,shopping,andspas—younameit,BeaverCreekhasit.Itistheperfectplacetotakeadvantageofthesnowandbeinthemoment,inthemountains,together.21.FirstTrackcanoffervisitors________.A.atastylunch B.aniceskatingshowC.anearlyvisit D.afreeskiinglesson22.WhatistheWhiteCarpetClubspecialfor?A.Trainers. B.Service.C.Guidedtours. D.Mountainviews.23.Thepassageiswrittento________.A.attractvisitors B.introducetrainingcoursesC.shareexperience D.comparedifferentprogramsBAteenagerhasrealizedherdreamofbecomingamodel—justthreeyearsafteracaraccidentleftherwithabrokenback.MaritaDavies,wasinawheelchairforayearandhadtolearntowalkaftershesufferedterribleinjures.Shefearedherdreamofamodelingcareerwasoverbutjustthreeyearson,sheisnowintherunningtobecrowned(加冕)MissGreatBritain.Shesaid,“IwasshockedwhenIlearnedhowseriousmyinjurieswere.Ithoughtmydreamofbecomingamodelwasover.Mylegwasseriouslyinjuredandmybackwasbroken.Theaccidenthadbrokenmyconfidence.”Butwhenshefinallycameoutofthewheelchairandsheturnedacorner.Maritadecidedshewouldstilltrytofollowherdream,andsentherphotosofftosomemodelingagencies.Shedidafewunpaidjobswhilestudyingatcollege,andsoon,paidcommercialmodelingjobsstartedcomingin.Maritawasabitdoubtfulatfirst,becausetheaccidenthasleftherwithhugescarsonherlegandback.Shewasworriedpeoplewouldn’twanthertomodelforthem,butitdidn’tstopher.Shehasdoneamazinglywelltoovercomeeverything,whichhasbeenthrownatherinthelastthreeyears.Withinmonthsoflearningtowalkagain,Maritawassignedupforadvertisingcampaigns.ShehasalsoappearedinaTVad.MaritawascrownedMissNottinghamCityearlierthisyear,andisnowcompetingagainst59othergirlstobecrownedMissGreatBritain.24.WhathappenedtoMaritathreeyearsago?A.Shewenttocollege.B.Shedecidedtobeamodel.C.ShewascrownedMissGreatBritain.D.Shewasseriouslyinjuredinacaraccident.25.Whatdoestheunderlinedphrase“turnedacorner”inParagraph3probablymean?A.Letherselfdown. B.Becamesuccessful.C.Passedthroughahardtime. D.Gotintoadifficultsituation.26.HowdidMaritafeelwhenpaidcommercialmodelingjobsstartedcomingin?ARelaxed. B.Unconfident.C.Surprised. D.Satisfied.27.WhatcanwelearnfromMarita’sstory?A.Practicemakesperfect.B.Failureisthemotherofsuccess.CLifeisasbeautifulassummerflowers.D.Nothingisimpossibleforawillingheart.CThinkfast!TranslatethisconversationintoformalEnglish:“Wass??”“N2M,U?”Ifyoufigureditoutrightaway,youareprobablyamongthe60%ofkidsonlinewhouseinstantmessaging.Instantmessagesaretypedsofastthatusersdon’tslowdowntospelloutwords.Asaresult,newwordabbreviations(縮寫)andinstantmassagingslangarebeinginventedfasterthanahigh-speedInternetconnection.NearlyhalfofallonlineteensbelievethattheInternethasmadetheirfriendshipsbetter.It’saquick,easywaytokeepintouch.StevenMintz,13,prefersinstantmessagingtothephone“becauseIcantalktomorepeopleatonce.”Chattingonlineisalsoagoodwaytokeepupwithfriendswholivefaraway.Kidsdon’thavetoworryaboutrunningupthetelephonebill.Instantmessagingisnotalwaysafriendshipbuilder.Sometimes,kidsuseittoairangryorhurtfeelings.Suchkidsaren’tnecessarilytryingtobemean.Often,it’sjusteasiertosaysomethingonlinethaninperson.OliverDavies,11,California,saysthatwithinstantmessaging,“Icanexpressmyemotionsmoreeasily,withouthavingtheguiltofsayingitface-to-face.”Manyparentsandteachersthinkkids’instantmessaginghabitsaretakingawayfrommoreimportantthings.Someparentssaythatwhentheirkidsarewaitingforabeep(嗶嗶聲),it’shardforthemtostayfocusedonhomework.TeachersgetupsetwhenInternetslang,suchas“u”and“r”,showupinkids’writing.Kids’safetyisalsoaconcern.Stayingconnectedisfinebutanonlinefriendshipwithastrangerisnot.Manyparentsmonitor(監(jiān)視)instantmessages,eitherbylimitingtimeonlineorbykeepingthecomputerinacommonarea.ResearcherswhostudykidsandtheInternetsayinstantmessagingisn’tgettinginthewayofreallife.Theynotethatnewtechnologyoftencausesold,exaggerated(夸張的)fears.“It’ssimilartowhatwassaidinthe1980saboutvideogamesandinthe1960sabouttelevision,”saysNaliniKotamraju,anexpertonhowkidsusetechnologytocommunicate.“Languagehasalwayschanged,anditalwayswill,”NaomiBaron,aprofessoroflinguisticssaid.“Itmustchangeasthethingswedoandthingsweencounterchange.”28.Whatcanwelearnaboutinstantmessaging?A.Ithelpskidstohidetheirfeelings.B.Parentsthinkitcanbeadistraction.C.Teensuseittoavoidparentalmonitoring.D.Itisasourceoftensionbetweenkidsandparents.29.Videogamesandtelevisionarementionedto________.A.arguethattechnologypromotescommunicationB.provethattheInternetgetsinthewayofreallifeC.showthatnewtechnologyismorelikelytobeacceptedbyteensD.suggestthatpeopleoftenworrytoomuchaboutnewtechnology30.Whatistheresearchers’attitudetowardsinstantmessaging?A.Supportive. B.Unclear.C.Doubtful. D.Disapproving.DThehealthofmillionscouldbeatriskbecausesuppliesofmedicinalplantsarebeingusedup.Theseplantsareusedtomaketraditionalmedicine,includingdrugstofightcancer.“Thelossofmedicinalplantsisaquietdisaster,”saysSaraOldfield,secretarygeneraloftheNGOBotanicGardensConservationInternational.Mostpeopleworldwiderelyonherbal(藥草的)medicineswhicharegotmostlyfromwildplants.Butsome15,000ofthe50,000medicinalspeciesareunderthreatofdyingout,accordingtoareportfromtheinternationalconservationgroupPlantlife.ShortageshavebeenreportedinChina,India,Kenya,Nepal,TanzaniaandUganda.Over-harvestingdoesthemostharm,thoughpollutionandcompetitionfrominvasivespecies(入侵物種)andhabitatdestructionallcontribute.“Businessmengenerallyharvestmedicinalplants,notcaringaboutsustainability(可持續(xù)性),”thePlantlifereportsays,“Damageisseriouspartlybecausetheyhavenoideaaboutit,butitismainlybecausesuchcollectionisunorganized.”MedicinaltreesatriskincludetheHimalayanyewandtheAfricancherry,whichareusedtotreatsomecancers.Thesolution,saysthereport’sauthor,AlanHamilton,istoencouragelocalpeopletoprotecttheseplants.TenprojectsranbyPlantlifeinIndia,Pakistan,China,Nepal,UgandaandKenyashowedthismethodcansucceed.InUganda,theprojecthaskeptasustainablesupplyoflow-costcancertreatments,andinChinaapublic-runmedicinalplantprojecthasbeencreatedforthefirsttime.“Improvinghealth,earninganincomeandkeepingculturaltraditionsareimportantinencouragingpeopletoprotectmedicinalplants,”saysHamilton,“Youhavetopayattentiontowhatpeopleareinterestedin.”GhilleanPrance,theformerdirectoroftheRoyalBotanicGardensinLondon,agreesthatmedicinalplantsareinneedofprotection.“Notnearlyenoughisbeingdone.Wearedestroyingtheveryplantsthatareofmostusetous.”31.Fromthefirsttwoparagraphs,wecanlearnthat________.A.millionsofpeoplearethreatenedwithcancerB.mostcountriesseeashortageofherbalmedicinesC.abouttwothirdsofmedicinalspecieswilldisappearD.anumberofmedicinalspeciesareindangerofextinction32.Theunderlinedword“it”inParagraph3refersto________.A.pollution B.sustainabilityC.over-harvesting D.otherspecies’invasion33.Whatcanbeinferredfromthepassage?A.Protectingmedicinalplantshasalongwaytogo.B.Localpeopledon’tknowhowtoprotectmedicinalplants.C.GhilleanPranceisoptimisticaboutmedicinalplants’future.D.Chinahasmadegreatprogressinprotectingmedicinalplants.34.Whichofthefollowingisthebesttitleofthepassage?ALow-costCancerTreatmentB.TheImportanceofSustainabilityC.MedicinalPlantsFacingExtinctionD.SustainableDevelopmentoftheEnvironment北京市東城區(qū)2020-2021學(xué)年高二上學(xué)期期末考試英語(yǔ)試卷第一節(jié)（共12小題；每小題2分；共24分）閱讀下列短文，從每題所給的A、B、C、D四個(gè)選項(xiàng)中選出最佳選項(xiàng)，并在答題卡上將該項(xiàng)涂黑。AIfyouarelookingforaplacetoeatinCalgary,you’vegotavarietyofchoices,likeItalian,Thai,Mexican,moderncomfortfood,andvegetariancuisine.Foranyonethatwantstonarrowdowntheirmust-eatlist,herearethebestrestaurantsinCalgary.ForeignConceptADDRESS:10111StSW,Calgary,ABT2R,CanadaPHONE:403-719-7289ForeignConceptisrunbyaward-winningchefDuncanLyandchefHyungjaeLim.ServingmodernAsiancuisine,thedishestaketheirinspirationfromLy’sVietnameserootsandLim’sKoreanbackground.Nomatterwhatyouorder,dishesalwaysemphasizeseasonalandlocalingredients（食材）.Boldflavorswon’tdisappointyouatForeignConcept!AlumniSandwichesADDRESS:72517AveSW,Calgary,ABT2S,CanadaPHONE.403-455-7257Thesimplesandwichisn’tsoordinaryanymoreatAlumniSandwiches.Theplaceisfriendlyandinviting,andtherearealwaysaround10sandwichflavoursavailable,sowhetheryou’reavegetarian,meateater,pickyeater,orpreparedforafancydinner,somethingonthemenuissuretoappealtoyou.Don’tmisstheCaesarsalad,madewithwhatevergreenshappentobeinseason.BowValleyRancheRestaurantADDRESS:15979BowBottomTrailSE,Calgary,ABT2J,CanadaPHONE:403-476-1311Ifit’sfinediningyou’relookingfor,BowValleyRancheRestaurantisoneofyourbestchoicesinCalgary.Thefoodisalwaysexcellentandthesettingisequallyimpressive.OnlyashortdrivefromCalgary’sdowntown,BowValleyputsemphasisonCanadianproduceandproteins,fromRockyMountaingamemeats（野味）toseasonalvegetables.RougeADDRESS:12408AveSE,Calgary,ABT2G,CanadaPHONE:403-531-2765Lessthanaten-minutedrivefromdowntown,Rougeisanaward-winningrestaurantsetinahistorichouseinCalgary’sInglewoodneighborhood.Themenuhereputsthefocusfirmlyonfresh,seasonalingredients,highlightingtheirnaturalbeauty.Manyofthoseingredientsaregrownintheon-sitegarden,makingthedishesevenmorespecial.13.AmanwholikesAsiancuisinemayprefertoeatat________.A.AlumniSandwiches B.RougeC.BowValleyRancheRestaurant D.ForeignConcept14.Accordingtothepassage,AlumniSandwiches________.A.providesfruitsaladsB.offersdifferentchoicesC.usesRockyMountainproduceD.issetinafriendlyhistorichouse15.Inwhatwayarethefourrestaurantssimilar?A.Theyuseseasonalingredients.B.Alltheirchefshavewonawards.C.Theyarenotfarfromdowntown.D.Theirsettingsareequallyfriendly.16.Thepassageisprobablytakenfrom________.A.afooddiary B.aresearchpaperC.anewsreport D.atravelbrochureBHuangDanian,thewell-knownChinesegeophysicist,wasbornin1958inGuangxi,China.Asakeenandablestudent,HuangwenttotheUKin1993tofurtherhisstudies.BythetimeHuangmovedbacktoChinain2008,hehadbeenlivingandworkingintheUKfor15years.Hehadagoodjobandalifethere,buthegaveitalluptoreturntohomedrivenbytheideathatheneededtocontributetohiscountry.Asoneoftheworld’sleadingexpertsindeepearthexplorationtechnology,Huangwasinvitedtoparticipateinthe“ThousandTalent”programme.HetookupapositionatJilinUniversity,Changchun.HuangwasnamedleadscientistonChina’sdeepearthexplorationprogramme,developingadvancedcamerasthatcanseethroughtheEarth’scrust(外殼)sothatitcanbeanalysedwithouthavingtodigintoit.Hesetupanadvancedlab,sometimespayingforequipmentwithhisownmoney.Somedescribedhimasa“l(fā)unatic”(a“madman”),butthispassionanddriveenabledHuangtopushforwardsChina’sdeepearthexplorationtechnologyintoaworld-leadingposition.Huang’sdevotioncontributedtoChina’slunarprobe(月球探測(cè)器)Yutubeinglandedonthemoonin2013andthelaunchofthespacecraftsShenzhou-11andTiangong-2in2016.Huang'shealthalsopaidthepriceforhiscommitmenttohiswork.Hebeganhavingfaintingfits(昏厥)in2012,butpaidthemlittleattention,statinghedidnothavetimetogotoseeadoctor—hisworkalwayscamefirst.InNovember2016,Huangfaintedandwastakentohospital,wherehewasdiagnosedwithcancer.Thediseasewassoadvancedthathehadjustacoupleofmonthstolive.Likethetruescientisthewas,Huangnevergaveup,butalwaystriedtopushforwards.Evenfromhishospitalbed,hecontinuedhiswork,writinglettersofreferenceforhiscolleaguesandreplyingtoquestionsfromhisstudents.HuangdiedinJanuary2017,agedjust58.Morethan800peopleattendedhisfuneraltocelebratealifethatburnedsobright,butwassoshort.17.HuangreturnedtoChinain2008because________.A.hedesiredtodevotehimselftohismotherlandB.the“ThousandTalent”programattractedhimC.JilinUniversityofferedhimatoppositionD.hewasn’tsatisfiedwiththelifeintheUK18.WhatisParagraph3mainlyabout?A.China’saerospacedevelopment.B.Huang’sworkingattitudeandstyle.C.Huang’sgreatcontributionstoChina.D.China’sdeepearthexplorationtechnology.19.Whatcanwelearnfromthelasttwoparagraphs?A.TheworkingenvironmentcausedHuang’sdisease.B.Huangworkedcontinuouslydespitehispoorhealth.C.Huangwastakentohospitalafterhefaintedin2012.D.AlargesumofmoneywaspaidtotreatHuang’sillness.20.WhichofthefollowingcanbeusedtodescribeHuangDanian?A.Generousandhonest.B.Passionateandpatient.C.Modestandcourageous.D.Patrioticandcommitted.CImproveCloudSecuritySensitivecustomerdatahasconstantlybeenfoundexposedoncloudserverswithoutpasswordprotection.Toeasetheproblem,databasesoftwaremakershavebeentryingtomakesecurityeasierforclouddatabasemanagers.AttheEnigmaConferenceinSanFrancisco,KennWhite,asecuritymanageratdatabasesoftwaremakerMongoDB,willdescribeanewtechnique,calledfieldlevelencryption,tomakedatasaferonthecloud.Fieldlevelencryptionworksbyscramblingdatabeforeit’ssenttoaclouddatabaseandrearrangingitinorderwhenthedataisneededforuse.Thepromiseoftheproductistoprotectthecontentsofaclouddatabase,evenifbadguysaccessit.MongoDB’snewfeaturecomesasmoreandmorecompaniesmoveuserdatatocloudservers,ratherthanruntheirowncostlydatacenters.Itwaspredictedthatcloudcomputingwouldbea$214billionindustrybytheendof2019.Thatwouldbeupmorethan17%from2018,whenitwas$182billion.Companieshaverushedtothecloudwithoutunderstandingallofthepossiblesecurityconsequences.Manycompanieshaveleftcountlessdatabasesexposedrevealingpersonaldata.Adatabasecontainingdetailsaboutwholivesin80millionUShouseholdswasleftunprotectedin2019,justlikethedataonFacebookusers.Databasemanagerswanttostoretheirdatainanunreadableform,buttheyalsowanttobeabletofindspecificpiecesofinformationinthedatabasewithasimplesearchterm.Forexample,someonemightwanttolookuphealthcarepatientsbytheirSocialSecuritynumbers,evenifthosenumbersarestoredasrandomcharacters.Tomakethispossible,fieldlevelencryptionletsdatabasemanagersencryptasearchtermontheirmachineandsendittothedatabaseasaquery.Thedatabasematchestheencryptedversionofthesearchtermwiththerecordit’sstoringandthensendsitbacktoyou.Thisapproachonlyworkswithspecifickindsofdata.Forexample,fieldlevelencryptionisn’tusefulforlongtextentries,likenotesinapatient’smedicalchart,becauseyoucan’tsearchforindividualwords.Still,fordatalikeaccountnumbers,passwordsandgovernmentIDnumbers,fieldlevelencryptionprotectsdataandmaintainsausabledatabase.Mostimportantly,Whitesaid,it’ssimpletosetup.Databasemanagersturnitonwithaone-timeconfigurationchangewhentheysetupthedatabase.“That’sreallypowerful,”hesaidinaninterview.21.Theunderlinedword“scrambling”inparagraph2probablymeans________.A.mixing B.collecting C.hiding D.storing22.Whatcanfieldlevelencryptiondo?A.SecurethesafetyofInternetpages. B.Protectfileswithauniquestyleofstorage.C.Stopbadguysfromaccessingthedatabase. D.Enablecompaniestostorefilesonthecloud.23.Whatcanbeinferredfromthepassage?A.Companiesshouldmoveuserdatatocloudservers.B.Cloudcomputingachieveda17%increasein2019.C.Companiesmaybeunawareoftherisksofthecloud.D.Nocompanieswerewillingtoruntheirowndatacenters.24.Theauthorwrotethepassagemainlyto________.A.presentsomefacts B.offersecurityadviceC.introduc