版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
2021年福建省泉州市公共英语五级(笔试)测试卷(含答案)学校:________班级:________姓名:________考号:________
一、1.ListeningComprehension(15题)1.PeopleintheCaucasusMountainsnotonlylivelongbutalsohaveagoodphysicalcondition.
A.TrueB.Fasle
2.A15%-20%dropinbodywatercancausethebloodsystemtofail.
A.TrueB.Fasle
3.WhatdoesthespeakersayaboutLowTillFarming?
A.It'sanewwayofapplyingchemicalfertilizer.
B.It'sanimprovedmethodofharvestingcrops.
C.It'sacreativetechniqueforsavinglabor.
D.It'safanningprocesslimitingtheuseofplows.
4.What'sthethirdmethodmentionedheretogivethelistenertimetothink?
5.WanghassomeexperienceaboutCAD.
A.RightB.Wrong
6.MDdecidescompany'spoliciesandcarriesthemout.
A.TrueB.Fasle
7.HowmanypoemsdidDickinsonwrite?
A.Almost2,000.B.Nearly1,000.C.800D.1,200.00
8.听力原文:Thehumannosehasgiventothelanguagesoftheworldmanyinterestingexpressions.Ofcourse,thisisnotsurprising.Withoutthenose,wecouldnotbreathenorsmell.Itisapartofthefacethatgivesapersonspecialcharacter.CyranodeBergeracsaidthatalargenoseshowedagreatmancourageous,courteous,manly,andintellectual.
Afamouswomanpoetwishedthatshehadtwonosestosmellarose!BlaisePascal,aFrenchphilosopher,madeaninterestingcommentaboutCleopatra'snose.Ifithadbeenshorter,hesaid,itwouldhavechangedthewholefaceoftheworld!
Historically,man'snosehashadaprincipalroleinhisimagination.Manhasreferredtothenoseinmanywaystoexpresshisemotions.Expressionsconcerningthenoserefertohumanweakness:anger,pride,jealousyandrevenge.
InEnglishthereareanumberofphrasesaboutthenose.Forexample,toholdupone'snoseexpressesabasichumanfeeling—pride.Peoplecanholduptheirnosesatpeople,things,andplaces.
Thephrase,tobeledaroundbythenose,showsman'sweakness.Apersonwhoisledaroundbythenoseletsotherpeoplecontrolhim.Ontheotherhand,apersonwhofollowshisnoseletshisinstinctguidehim.
Forthehumanemotionofrejection,thephrasetohaveone'snoseputoutofjointisverydescriptive.Theexpressionappliestopersonswhohavebeenturnedasidebecauseofarival.Theirprideishurtandtheyfeelrejected.Thisexpressionisnotnew.ItwasusedbyErasmusin1542.
ThisisonlyasamplingofexpressionsinEnglishdealingwiththenose.Thereareanumberofothers.However,itshouldbeasplainasthenoseonyourfacethatthenoseismorethananorganforbreathingandsmelling!
Whatisthispassagemainlyabout?
A.Thehumannoseasanorganforbreathingandsmelling.
B.Thenoseprovidinguswithvariousexpressions.
C.Awomanpoet'swishtohavetwonoses.
D.InterestingcommentsmadeonCleopatra'snose.
9.PartA
Directions:Youwillhearatalk.Asyoulisten,answerQuestions1-10bycirclingTRUEorFALSE.YouwillhearthetalkONLYONCE.Younowhave1minutetoreadQuestions1-10.
听力原文:Everyyeartherearereportsofpeopledyingastheresultofextremelyhotweather.Manyofthevictimsareoldpersons,whoseheartsorbreathingsystemsdecline.Butmanydiefromlackofwater.
Waterisnecessaryforlifeandgoodhealth.Weoftenforgetthisfactwhenwethinkabouttheotherbuildingblocksoflifesuchasvitamins,mineralsandproteins.Wecanliveformanydayswithouteating,buttwoorthreedayswithoutwaterusuallyleadstodeath.
Thehumanbodymaylooksolid,butmostofitiswater.Newbornbabiesareasmuchas85%water.Womenareabout65%waterandmenabout75%.Womenusuallyhavelesswaterthanmenbecausewomen,ingeneral,havemorefatcells,andfatcellsholdlesswaterthanotherkindsofcells.
Waterdoesmanydifferentthingstokeepushealthy.Itcarrieshormones,antibodiesandfoodsthroughthebody,andcarriesawaywastematerials.Thatiswhydifferentpartsofthebodycontaindifferentamountsofwater.Forexample,bloodis83%water,musclesare75%water,thebrainis74%,andbonesare25%,.
Waterisalsonecessaryforcoolingthebodyunderhotweatherandwhenweareworkinghardorexercising.Watercarriesbodyheattothesurfaceoftheskin,wheretheheatislostthroughperspiration.Researcherssaycoolliquidscoolusfasterthanwarmliquids,becausecoldliquidstakeupmoreheatinsidethebodyandcarryitawayfaster.Theysay,however,thatcoldsweetdrinksdonotworkwellbecausethesugarslowstheliquidfromgettingintotheblood-stream.
Researchersalsonotethatfatcellsblockbodyheatfromescapingquickly.Fatcellsundertheskinactlikewarmclothingtokeepbodyheatinside.Thisiswhyoverweightpeoplehaveamoreeasytimestayingcoolthanthinpeople.
Thebodyloseswatereverydaythroughperspirationandurine.Ifwelosetoomuch,wewillbecomesick.A10%dropinbodywatercancausethebloodsystemtofail.A15%~20%dropusuallyleadstodeath.Toreplacewhatislost,healthexpertssaygrowingpersonsshoulddrinkabout2litersofliquidseachday,andmoreinhotweather.Theysaywecanalsogetsomeofthewaterweneedinthefoodsweeat.Mostfruitsandvegetablesaremorethan80%water.Meatsare50%~60%water.Andevenbreadisabout33%water.Watermaybeoneofthemostsimpleofallchemicalsubstances,butitisthemostimportantsubstancethatweputintoourbodies.
Waterisakindofchemicalsubstance.
A.TrueB.Fasle
10.AsimplediethighinvitaminsandsugarbutlowinfatandchemicalsbenefitsthosepeopleinHunza.
A.TrueB.Fasle
11.听力原文:Theexpression,"lameduck",canbeheardinalmostanyAmericantownorcity,especiallywherepeoplediscusspolitics.Mostoften,theyuseittodescribeapoliticianwhohascometotheendofhispower.
Thereareanumberofideasastowhere"lameduck"camefrom,thoughthepictureofalameduckisclearenough;aduckthathashaditswingscut,oritsfeetinjured,andcannolongerwalklikeahealthyone.
ThetermseemstohavecomeintotheAmericanlanguageaftertheCivilWarof1861-1865.Oneexplanationisthatitcamefromthelanguageofhunterswhofeltthatitwasfoolishtowastepowderortimeonadeadduck.Andalameduckisclosetobeingadeadduck.
Anotherexplanation,however,isthattheexpressioncamefromEngland.Thereitwasusedtodescribeamanwholostallhismoneyandcouldnotpayhisdebts.Hecoulddonothingbutwalklikealameduck.Andpeopleshowedlittlemercyforthepoorfellow.
ButintheUnitedStatespeopletookthephrasetodescribecongressmanwhofailedtogetre-electedbutstillhadalittletimeleftinoffice.
Later,theexpressionwasusedinabroadersense,generallydescribinganymanwhosedaysofpowerwerecomingtoanend.IthasoftenbeenusedtodescribethepositionofanAmericanpresidentinthelasttwoyearsorsoofhissecondterm.Itisadifficulttimeforhim,whenCongressisreadytoopposehimateveryturn.
Wherecantheexpression"lameduck"beheard?
A.Onlyamonghunters.
B.Amongprimaryschoolpupils.
C.Amongbeautifulladies.
D.Amongpeoplewhoarediscussingpolitics.
12.WhatdidFranklinsetupbetweenthenorthernandsoutherncolonies?
13.WhatistheeffectoftheWomen'sMovement?
14.PartB
Directions:Youwillhear3conversationsortalksandyoumustanswerthequestionsbychoosingA,B,CorD.YouwillheartherecordingONLYONCE.
听力原文:M:Now,I'dliketosaythatIthinkthatthisgovernmentproposingtobuildmorenuclearpowerstationsinthiscountryisreallybeingstupid.Thepointaboutnuclearpoweristhatwehaven'tlearnttodoawaywiththewaste.Wehaven'tlearnttocopewiththewastefromityet.
W:Well,Isometimesthinkthat,youknow,they'vegotanimpossiblejob.ImeanalltheimpressionIgetisthatthereisnoalternative…well,that'stheimpressionIget.
M:No,no,noI…Idon'tagreewiththatatall.Thereareplentyofalternatives.There'sthesun…solarpower…thatisasourcethatisalwaysthere,wealwayshaveit.
W:Idon't…Idon'tquiteseewhatyou'regettingatactually,solarpower,what'sthat?
M:Well,theheatfromthesun,itcanbeusedinsolarpanelsonthetopsofhousesforheating,storinguppowertoheatwaterandtoheatthehouses,youknow,somesolarpanelsareinoperationalreadyandtheyaresavingmoney…
W:That'sagoodpointactually,butisitreallyviable,that,ImeanbecauseI'd…
M:Sorryitmustbe!AndtheonegreatadvantageisthatIcansee,ifthegovernmentsetupsmallunitstobuildsolarpanelsandtoinstallthem,itwouldbecreatingemploymentwhichwouldimprovetheunemploymentsituationandbringterrificadvantages.
W:IhaveheardthatinEngland,Imean,there'snotenoughsun,isthere?For,Imean,solarpanelshere?
M:Yes,well,that'snotquitetrue.I…thereisquiteabitofsun…youmaynotfeeltheactualheatofitonsomeoccasions.
W:No,youarefightthere!
M:Butthelightpowerfromthesunwill…
Whatdoesthemanthinkofthegovernment'spresentproposalaboutbuildingmorepowerstationsinthecountry?
A.It'sadangerousproposal.
B.It'sastupidproposal.
C.It'sanadvantageousproposal.
D.It'saviableproposal.
15.PartC
Directions:Youwillhearatalk.Asyoulisten,answerthequestionsorcompletethenotesinyourtestbookletforQuestions21-30bywritingNOTMORETHANTHREEwordsinthespaceprovidedontheright.YouwillhearthetalkTWICE.
Younowhave1minutetoreadQuestions21-30.
听力原文:Thetenyearsofthe1960swasaperiodofprofoundchangeinmanypartsoftheworld.IntheUnitedStates,beginningwiththeCivilRightsMovementintheearly1960s,andextendingthroughtheVietnamWar,millionsofAmericansbegantochallengeestablishedauthority.Thesemovementswereinitiallypolitical.YoungAmericansdemandedthatgovernmentalpoliciesinracerelationsandinternationalrelationscorrespondtotheidealsofjusticecontainedintheDeclarationofIndependenceandtheConstitutionoftheUnitedStates.Bytheendofthedecade,however,challengestoauthoritywerecarriedfarbeyondpoliticalissuesandweredirectedatthesocialorderanddeeplyrootedculturalpatternsofthecountry.
Thegenerationthatcameofageinthe1960s,theBabyBoomgeneration,soughtchangeinalmosteveryaspectoflifeintheUnitedStates.Forexample,theyexperimentedwithcooperativeeconomicinstitutionsandcommunallivingarrangements,brokesexualtaboos,alteredtheprocessofeducation,explorednon-Westernspiritualtraditions,developedastrongrespectfortheenvironment,andtransformedpopularculture.Asawhole,thesechangesstoodforadifferentsetofculturalvaluesthatprovidedathoroughcritiqueofAmericansocietyasitexistedatthattime.Althoughmany“alternativelifestyles”wereshort-lived,culturalchangesthatbeganinthatperiodhavehadacontinuingeffectonmuchofAmericanlife,particularlyinattitudestowardmale-femalerelations.
Allculturesarecomplex.Theyareacombinationofcloselyrelatedpatternsofsocialinteraction.Asaresult,changesinanimportantaspectofaparticularculturewillusuallyproducechangesthroughoutthesociety.TheWomen'sMovementthatbeganintheUnitedStatesduringthe1960sisatypicalexampleofthisphenomenon.Fromthebeginning,theWomen'sMovementwasinfluencedbyculturalchangesthathadoccurredearlierinthedecade.TheCivilRightsMovementforracialequalityandthedevelopmentofthebirthcontrolpillwereparticularlyimportant—theCivilRightsMovementbecausewomeninvolvedintheeffortforracialjusticebegantoseethemselvesasvictimsofsocialinjustice,andthebirthcontrolpillbecauseitgavewomenreliablecontroloverreproduction.
Social,economic,andlegalequalityandreproductiverightscontinuetobethebasicprinciplesoftheWomen'sMovement.Assomeofthesegoalshavebeenachieved,majorchangeshaveoccurredinbroaderculturalpatternssuchastheeconomyandthefamily.Atthepresenttime,mostofAmericanwomenareemployed.Employmentisnolongerconfinedtosuchtraditionalfemaleoccupationsasteacher,nurse,orsecretary.Womenarenowfoundineveryoccupationandatalllevelsofresponsibilityandauthority.Participationintheeconomyhasgivenmanywomenanindependencethathasallowedthemtochoosewhether,when,andhowtoform.afamily.Workingwomenwithinfamiliesnowarepartofaneconomicpartnershipwithmeninwhichbothadultsprovidesupportforthefamilyunitandareresponsibleforthequalityoflife.
TheWomen'sMovementhasaffectedtherelationshipbetweenmenandwomeninthefamilyinotherwaysaswell.Womenhavechallengedtraditionalsexrolesinthehousehold.Menarenowexpectedtoparticipateinchild-raisinganddomesticactivitiestoamuchgreaterextentthaninthepast.Childbearingisnowamatteroffamilychoice,withwomenhavingthefinaldecisioninfamilyplanning.
Alloftheseculturalchangesarestrengthenedinboththemediaandintheeducationalsystem.Childrenaregrowingupwithself-imagesandexpectationsfar
二、2.UseofEnglish(10题)16.(35)
17."Themoregadgetsthereare,the【C1】______thingsseemtoget."saidHonoreErvin,co-authorofTheEtiquetteGirls:ThingsYouNeedtoBeTold."Justbecauseit'sthere【C2】______yourdisposal,doesn’tmeanyouhavetouseit24/7."
Arecent【C3】______bymarketresearchcompanySynovateshowedthat70percentof1,000respondents【C4】______thepoorestetiquetteincellphoneusersoverotherdevices.Theworsthabit?Loudphoneconversationsinpublicplaces,or"cellyell,"【C5】______to72percentoftheAmericanspolled.
"Peopleuse【C6】______anywhereandeverywhere,"Ervinsaid."Atthemovies-turn【C7】______yourcellphone.Idon'twanttopay$10tobesittingnexttosomeguychitchattingtohisgirlfriend【C8】______hiscellphone."Thisrudenesshasdeterioratedpublicspaces,accordingtoLewFriedland,acommunicationprofessor【C9】______theUniversityofWisconsin-Madison.He【C10】______thelackofmannersakindofunconsciousrudeness,【C11】______manypeoplearenot【C12】______ofwhatthey'redoingortheothersaroundthem.
"Ithinkit'sreallynoticeableinanyplane,trainorbus【C13】______you'resubjectedagainstyourwill【C14】______someoneelse'sconversation,"hesaid."Youcanlistentointimatedetailsoftheiruncle'sillness,problemswiththeirloversand【C15】______they'rehavingforsinner.""It【C16】______what.wasapublic"commonspaceandstartsto【C17】______itupintosmallprivatespace."
Ashorttimeago,ifcellphoneusers【C18】______politelyaskedtotalkquietly,theywould【C19】______withchagrin,hesaid."Nowmoreandmorepeopleareessentiallytreatingyoulikeyoudon'tunderstandthatloudcellphoneuseis【C20】______inpublic."
【C1】
18.(49)
19.
【C6】
20.
【C17】
21.(33)
22.
【C9】
23.(41)
24.
【C16】
25.
【C14】
三、3.ReadingComprehension(15题)26.(69)
27.
Accordingtothepassage,whichofthefollowingisTRUE?
A.AllAmericansarepersuadednottogetvaccinatedthisyear.
B.Thebigproblemininnovatingfluvaccineproducingtechniqueishowtogrowvirusinanewway.
C.Morefluvaccinescannotbeproducedinashorttimebecauseprivatecompaniesrefusetoproducemore.
D.Fluvaccinesareeasierthanmostvaccinestoproducethroughcellcultures.
28.PartB
Directions:Inthefollowingarticlesomeparagraphshavebeenremoved.ForQuestions66-70,choosethemostsuitableparagraphfromthelistA-Ftofitintoeachofthenumberedgaps.Thereisoneparagraphwhichdoesnotfitinanyofthegaps.MarkyouranswersonANSWERSHEET1.
Inthefollowingarticlesomeparagraphshavebeenremoved.ForQuestions66~70,choosethemostsuitableparagraphfromthelistA~Ftofitintoeachofthenumberedgaps.ThereisOneparagraphwhichdoesnotfitinanyofthegaps.MarkyouranswersonANSWERSHEET1.
Supermarketshoppershaveneverbeenmorespoiltforchoice.Butjustwhenwethoughttraditionalsystemsofselectivefarminghadcreatedthemosttemptingarrayoffoodsmoneycanbuy,wearenowbeingpresentedwiththeprospectofgeneticallycreatedstrainsofcabbages,onion,tomato,potatoandapple.
Itmaynotticklethefancyoffoodpuristsbutitfirestheimaginationofscientists.LastweektheydiscoveredthattheclassicParisianmushroomcontainsjustthepropertiesthat,whengeneticallymixedwithawildstrainofmushroomfromtheSonoradesertinCalifornia,couldhelpitgrowenmassewhileatthesametimeprovidingitwiththeresilienceofthewildstrain.
66.______
“Wehavefoundawayofincreasingthesuccessratefromoneto90percent.”
Thisisjustoneofthemanyproductsthat,accordingtoskeptics,arecreatingagenerationof“Frankenfoods”.Thefirstsuchfoodthatmaybeconsumedonawidescaleisatomatowhichhasbeengeneticallymanipulatedsothatitdoesnotsoftenasitripens.
67.______
Criticssaythatthenewtomato—whichcost$25milliontoresearch—isdesignedtostayonsupermarketshelvesforlonger.Ithasaten-daylifespan.
Notsurprisingly,every-hungryUSisleadingthesearchfortheseforbiddenfruit.Bychangingthegenesofagrapefruit.agrowerfromTexashascreatedasweet,red,thin-skinnedgrapefruitexpectedtosellatapremiumoveritsCaliforniaandFloridacompetitors.
Forchipfanaticswhowanttowatchtheirwaist-lines,newhigh-starch,low-moisturepotatoesthatabsorblessfatwhenfriedhavebeencreated,thankstoagenefromintestinalbacteria.
Thescientistsbehindsuchnewfoodarguethatgeneticengineeringissimplyanextensionofanimalandplantbreedingmethodsandthatbybroadeningthescopeofthegeneticchangesthatcanbemade,sourcesoffoodareincreased.Accordingly,theyargue,thisdoesnotinherentlyleadtofoodsthatarelesssafethanthosedevelopedbyconventionaltechniques.Butifdesirablegenesareswappedirrespectiveofspeciesbarriers,couldthingsspiraloutofcontrol?“Knowledgeisnottoxic,”saidMarkCantley,headofthebiotechnologyunitattheOrganisationforEconomicCo-operationandDevelopment.“Ithasgivenusafargreaterunderstandingofhowlivingsystemsworkatamolecularlevelandthereisnoreasonforpeopletothinkthatscientistsandfarmersshouldusethatknowledgetodoriskythings.”
Clearly,financialincentiveliesbehindthedevelopmentofthesebigger,moreproductivefoods.Butwemayhaveonlyourselvestoblame.Intheearlyperiodofmassfoodcommerce,foodvarietiesweredevelopedbytraditionalmethodsofselectivebreedingtosuitthelocalpalate.Butassuppliersstartedtoselectandpreserveplantvariantsthathadlargerfruit,consumerexpectationsrose,leadingtothedevelopmentofthedesirableclones.Still,traditionalistsandgourmetsinEuropearefightingtheirdevelopment.
68.______
Eveninthepre-packagedUS.wheretheslow-softeningtomatowillsoonbereachingsupermarkets,1,500AmericanchefshavelenttheirsupporttothePureFoodCampaignwhichcallsfortheinternationalboycottofgeneticallyengineeredfoodsuntilmoreisknownabouttheconsequencesofthetechnologyandreliablecontrolshave
29.Itwaslateintheafternoon,andIwasputtingthefinaltouchonapieceofwritingthatIwasfeelingprettygoodabout.Iwantedtosaveit,butmycursorhadfrozen.Itriedtoshutthecomputerdown,anditseizedupaltogether.Unsureofwhatelsetodo,Iyanked(用力猛拉)thebatteryout.
Unfortunately,Windowshadbeeninthemidstofadelicateandcrucialundertaking.Thenextmorning,whenIturnedmycomputerbackon,itinformedmethatafilehadbeencorruptedandWindowswouldnotload.Then,itofferedtorepairitselfbyusingtheWindowsSetupCD.
IopenedthespecialdrawerwhereIkeepCDs,butnoWindowsCDinthere.Iwasforcedtocallthecomputercompany'sGlobalSupportCentre.Mycallwasansweredbyawomaninsomeunnamed,far-offland.IfinditannoyingtomakesmalltalkwithsomeonewhenIdon'tknowwhatcontinentthey'restandingon.SupposeIweretocommentonthebeautifulweatherwe'vebeenhavingwhentherewasamonsoonattheotherendofthephone?SoIgotrighttothepoint.
"Mycomputeristellingmeafileiscorruptedanditwantstofixitself,butIdon'thavetheWindowsSetupCD."
"Soyou'rehavingaproblemwithyourWindowsSetupCD."Shehasapparentlybeendozingand,havingcometojustasthesentenceended,wasattemptingtocoverforherinattention.
Itquicklybecameclearthatthewomanwasnotacomputertechnician.Herjobwastoserveasagatekeeper,ahumanshieldforthetechnicians.Hersoleduty,asfarasIcouldtell,wastoraiseglobalstresslevels.
Tomakemedisappear,thewomangavemethephonenumberforWindows'creator,Microsoft.Thisislikegivingsomeonethephonenumberfor,Idon'tknow,NorthAmerica.Besides,theCDworked;Ijustdidn'thaveit.NomatterhowmanytimesIrepeatedmystory,wecamebacktothesameplace.Shewascalmandresolutelypolite.
Whenmyvoicehitacertaindecibel(分贝),Iwaspassedalong,likeahot,irritablepotato,toatechnician.
"Youdon'thavetheWindowsSetupCD,ma'am,becauseyoudon'tneedit,"heexplainedcheerfully.
"Windowscamepreinstalledonyourcomputer!"
"ButIdoneedit."
"Yes,butyoudon'thaveit."Wewentonlikethisforawhile.Finally,heofferedtowalkmethroughtheuseofadifferentCD,onethatwoulderasemyentiresystem."Ofcourse,you'dloseallyoure-mail,yourdocuments,yourphotos."Itwaslikeofferingtodropasafeonmyheadtocuremyheadache."Youmightbeabletorecoverthem,butitwouldbeexpensive."Hesoundeddelighted."Andit'snotcoveredbythewarranty(产品保证书)!"Thesafebegantoseemlikeagoodidea,provideditwasfull.
Ihungupthephoneanddrovemycomputertoasmall,friendlyrepairplaceI'dheardabout.Asmart,helpfulmandugoutaWindowsCDandtoldmeitwouldn’tbeaproblem.Anhourlater,hecalledtoletmeknowitwasready.Ithankedhim,andwechattedabouttheweather,whichwasthesameoutsidemywindowasitwasoutsidehis.
Whydidtheauthorshutdownhercomputerabruptly?
A.Shehadsavedwhatshehadwritten.
B.Shecouldn'tmovethecursor.
C.Thecomputerrefusedtowork.
D.Thecomputerofferedtorepairitself.
30.(73)
31.
Thearrivaloftheindustrialageinourhistoricalevolutionmeantthat______.
A.universalemploymentvirtuallyguaranteedprosperity
B.economicfreedomcamewithineveryone'scontrol
C.patternsofworkwerefundamentallychanged
D.people'sattitudestoworkhadtobereversed
32.ShortagesoffluvaccinearenothingnewinAmerica,butthisyear'sisawhopper.Untillastweek,itappearedthat100millionAmericanswouldhaveaccesstoflushotsthisfall.ThenBritishauthorities,concernedaboutquality-controlproblemsataproductionplantinLiverpool,barredallfurthershipmentsbytheChironCorp.Overnight,theU.S.vaccinesupplydwindledbynearlyhalfandfederalhealthofficialsfoundthemselvesmakinganunusualplea.Insteadofbeseechingusalltogetvaccinated,they'renowurgingmosthealthypeoplebetweentheagesof2and64notto."Thisreemphasizesthefragilityofourvaccinesupply,"saysDr.MartinMyersoftheNationalNetworkforImmunizationInformation,"andthelackofredundancyinoursystem."
Whyissuchabasichealthservicesoeasilyknockedout?Mainlybecauseprivatecompanieshavehadlittleincentivetopursueit.Tocreateasingledoseoffluvaccine,amanufacturerhastogrowlivevirusina2-week-oldfertilizedchickenegg,thencracktheegg,harvestthevirusandextracttheproteinsusedtoprovokeanimmuneresponse.Profitmarginsarenarrow,demandisfickleand,becauseeachyear'sfluvirusisdifferent,anyleftovervaccinegoestowaste.Asaresult,theUnitedStatesnowhasonlytwomajorsuppliers(ChironandAventisPasteur)--andwhenoneofthemrunsintotrouble,thereisn'tmuchtheothercandoaboutit."Avaccinemakercan'tjustcallupandorder40millionmorefertilizedeggs,"saysManonCox,ofConnecticut-basedProteinSciencesCorp."There'sawholeindustrythat'sscheduledtoproduceacertainnumberofeggsatacertaintime."
Sleekertechnologiesarenowintheworks,andexpertsarehopingthatthisyear'sfiascowillspeedthepaceofinnovation.Themainchallengeistoshiftproductionfromeggsintocellcultures--amediumalreadyusedtomakemostothervaccines.Fluvaccinesareharderthanmosttoproducethisway,butseveralbiotechcompaniesarenowpursuingthisstrategy,andoneculture-basedproduct(SolvayPharmaceuticals'Invivac)hasbeenclearedformarketinginEurope.
ForAmericans,theimmediatechallengeistomakethemostofalimitedsupply.Thegovernmentestimatesthat95millionpeoplestillqualifyforshotsunderthevoluntaryrestrictionsannouncedlastweek.That'snearlytwicethenumberofdosesthatclinicswillhaveonhand,butonly60millionAmericansseekoutshotsinanormalyear.Infact,manyexpertsarehopingtheshortagewillserveasanawarenesscampaign--encouragingthepeoplewhoreallyneedaflushottogetone.
Shortagesoffluevaccineshowthat______.
A.Americareliestoomuchonforeignsuppliers
B.thedemandoffluevaccinesishighthisyear
C.qualityproblemisaseriousprobleminfluvaccineproduction
D.thesupplyoffluvaccinesisratherweakandAmericahasnoback-upmeasurestomakeitup
33.(72)
34.
______mayaffectthedownstreamwaterqualityandhaveanimpactonplantlife?
35.(79)
36.
Accordingtothepassage,speciallaborlawsprotectingwomenworkerstendgenerallytohavewhichofthefollowingeffects?
A.Theytendtomodifythestereotypesemployeesoftenholdconcerningwomen.
B.Theyincreasetheadvantagetoemployersofhiringmeninsteadofwomen,makingitlesslikelythatwomenwillbehired.
C.Theydecreasethelikelihoodthatemployerswilloffermoreprotectiontowomenworkersthanthatwhichisabsolutelyrequiredbylaw.
D.Theyincreasethetendencyofemployerstodenyhealthinsuranceanddisabilityplanstowomenworkers.
37.(70)
38.
Thefederalgovernmentgetsmostoftheirincomefrom______.
A.propertytaxB.incometaxC.salestaxD.estatetax
39.
Whycouldnotceramicsbeusedwidelyinthepast?
A.Becauseoftheirbrittleness.
B.Becausepeopledidn'tknowhowtousethem.
C.Becausetheywerenotuseful.
D.Becausetheycouldnotresistheat.
40.
Theexpression"optoutofsuchdatacollection"(inthelastparagraph)probablymeans______.
A.pickoutfromsuchdatatheinformationoneneeds
B.shiftthrough
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 2025年可降解材料在智能穿戴设备中的应用
- 初中八年级科学(物理)《探究电流:电荷的定向移动与测量》教案
- 壁纸裱糊验收记录
- 初中八年级道德与法治《健全宪法监督体系守护根本法权威》导学案
- 材料成型及控制工程专业本科三年级《锻件热处理多参数交互影响与性能调控》教案
- 八年级道德与法治中考核心考点深度复习教案
- 八年级数学上册《三角形的概念与基本性质》单元教学设计
- 初中八年级道德与法治《了解我们的老师》深度教学教案
- 八年级数学上册“公式法”分层进阶导学案(人教版)
- 八年级物理上册(沪粤版)核心知识清单:光的折射规律深度解读与应用
- Unit 8 Once upon a Time Section B 1a-1d(The Ugly Duckling) 课件 2024-2025学年英语人教版7年级下册
- 2022危险化学品安全技术说明书第2卷易制爆化学品易制毒化学品
- 《环境材料概论》课件
- 2024届上海市华二附中物理高二下期末质量检测试题含解析
- 年产万吨高精铝合金板带箔及万吨合金锭项目
- 安全生产管理制度执行情况评估表
- 数据总线专业知识讲座
- GB/T 4458.6-2002机械制图图样画法剖视图和断面图
- GB/T 40595-2021并网电源一次调频技术规定及试验导则
- GB/T 16753-1997硅酸盐建筑制品术语
- CO2点阵激光治疗仪课件
评论
0/150
提交评论