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? ?下面的短文后有2项测试任务：(1)第23～26题要求从所给的6个选项中为第2—5段每段选择1个最佳标题；(2)第27～30题要求从所给的6个选项中为每个句子确定1个最佳选项。 ? ?...
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{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 {{B}}??????? ??????????? ??WhatIsAnthrax?{{/B}}??There’sbeenalotoftalk aboutanthraxonthenewslately.Somepeoplearewordedthatanthraxmaybe connectedtoterroristattacksorthatterroristsmayspreadthegermthat{{U}} ?1?{{/U}}thedisease.Federalofficialsandpoliceareinvestigating thisandtakingmeasurestoprotectus.??Inthemeantimeit’s importantnottopanicoveranthrax.Thechancesthatyouandyourfamily{{U}} ?2?{{/U}}atriskareverytiny.Oneofthewaysyoucanfeelbetter istolearnaboutanthrax.Whenyouknowwhatitisand{{U}}?3 ?{{/U}}youcangetititdoesn’tseemquiteasscary.??So what{{U}}?4?{{/U}}isanthrax???Herearethefactson anthrax:??Anthraxisabacterialinfectioncausedbyagerm. Althoughit’smostcommoninfarm{{U}}?5?{{/U}}likesheepcows pigshorsesandgoatsthere’saverysmallchancethatpeoplecangetit too.??Anthraxsporesaversionofthegerminaprotectiveshell thatcanliveinthesoilforyearscausethedisease.??People maygetanthraxiftheyareexposedtoanthrax{{U}}?6?{{/U}}.But here’stheimportantpart:justbeingexposedtothesesporesdoesn’tmeanthat apersonwillget{{U}}?7?{{/U}}.??Forpeopletoget sicktheywouldhavetobreatheinthousandsofthesesporesallthewayinto their{{U}}?8?{{/U}}.Orthey’dhavetoeatmeatcontaminatedwith anthraxorhandle{{U}}?9?{{/U}}thathasanthraxspores.Thismaysound scarybutevenwhenpeoplecome{{U}}?10?{{/U}}contactwiththe sporesit’sunlikelythatthey’llgetsick.{{U}}?11?{{/U}}the bacteriadonotgetintotheskindigestivetractorlungthediseasewon’t develop.??Anthraxisnotspreadfrompersontopersonthewaythe flucanspreadfromfamilymemberto{{U}}?12?{{/U}}memberorclassmate toclassmate.??Anthraxisveryrare.Untilrecentlyanthrax wasn’teventalkedaboutbecauseitwassorare--anditstill{{U}}?13 ?{{/U}}!Evenwithalloftheanthraxcasesyouarehearingaboutright nowandmanyofthesesuspectedcaseswillturnoutnottobeanthraxa person’schancesofgettinganthraxareaboutthe{{U}}?14?{{/U}}as theywerebeforeyouheardaboutanthraxonthenews--veryvery low.??Ifyoustillfeelscaredwhenyouhearaboutanthrax rememberthatit’sextremelyunlikelythatyouoryourfamilyoranyoneyou knowwilleverbe{{U}}?15?{{/U}}toanthrax spores.
{{*HTML*}}??阅读下面这篇短文短文后有2项测试任务11～4题要求从所给的6个选项中为第 2～5段每段选择1个正确的小标题2第5～8题要求从所给的6个选项中选择4个正确的选项分别完成每个句子 ?????????? ??????{{B}}MuseumsintheModern World{{/B}}??Museumshavechanged.Theyarenolongerplacesfor theprivilegedfeworforboredvacationerstovisitonrainydays.Actionand democracyarewordsusedindescriptionsofmuseumsnow.??Ata sciencemuseuminOntarioCanadayoucanfeelyourhairstandonendas harmlesselectricitypassesthroughyourbody.AttheMetropolitanMuseumofArt inNewYorkCityyoucanlookat17thcenturyinstrumentswhilelisteningto theirmusic.AttheModemMuseuminSwedenyoucanputoncostumesprovidedby theStockholmOpera.Astheseexamplesshowmuseumsarereachingouttonew audiencesparticularlytheyoungthepoorandthelesseducatedmembersof thepopulation.Asaresultattendanceisincreasing.??Moreand moremuseumsdirectorsarerealizingthatpeoplelearnbestwhentheycan somehowbecomepartofwhattheyareseeing.Inmanysciencemuseumsfor exampletherearenoguidedtours.Thevisitorisencouragedtotouchlisten operateandexperimentsoastodiscoverscientificprinciplesforhimself.He canhavetheexperienceofoperatingaspaceshiporacomputer.Hecan experimentwithglassblowingandpapermaking.Thepurposeisnotonlyto providefunbutalsotohelppeoplefeelathomeintheworldofscience.The theoryisthatpeoplewhodonotunderstandsciencewillprobablyfearitand thosewhofearsciencewillnotuseittothebestadvantage.Manymuseumsnow provideeducationalservicesandchildren’sdepartments.Inadditiontothe usualdisplaystheyalsoofferfilmshowingsanddanceprograms.Insteadof beingplacesthatoneshouldvisittheyareplacestoenjoy.? ?Onecauseofallthesechangesistheincreaseinwealthandleisuretime. Anothercauseistherisingpercentageofyoungpopulation.Manyoftheseyoung peoplearecollegestudentsorcollegegraduatestheyarebettereducatedthan theirparents.Theyseethingsinanewanddifferentway.Theyarenotcontent tostandandlookatworksofart;theywantarttheycanparticipatein.The sameistrueofscienceandhistory.IntheUScertaingroupswhoformerlywere toopoortocareaboutanythingbeyondthebasicneedsofdailylifearenow becomingcuriousabouttheworldaroundthem.Theyoungpeopleinthesegroups likeyoungpeopleingeneralhavebenefitedfromabettereducationthantheir parentsreceived.Allthesegroupsandtherestofthepopulationaswellhave beeninfluencedbytelevisionwhichhastaughtthemaboutplacesandother times.??Theeffectofallthishasbeentochangeexisting museumsandtoencouragethebuildingofnewones.IntheUSandCanadaalone therearenowmorethan6000museumsalmosttwiceasmanyastherewere25 yearsago.Abouthalfofthemaredevotedtohistoryandtherestareevenly dividedbetweentheartsandsciences.Thenumberofvisitorsaccordingtothe AmericanAssociationofmuseumshasrisentomorethan700milliona year.??Infactthecrowdsofvisitorsatsomemuseumsare creatingamajorproblemadmissiontomuseumshasalwaysbeeneitherfreeor veryinexpensivebutnowsomemuseumsarechargingentrancefeesforthefirst timeorraisingtheirprices.Evenwhenraisedhoweverentrancefeesare generallytoolowtosupportamuseumwithitsusuallylargebuildingandits highlytrainedstaff.Withthedevelopmentofsocietypeopleespeciallytheyoungpeople______.
{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 {{B}}??????? ??????????? ??WhatIsAnthrax?{{/B}}??There’sbeenalotoftalk aboutanthraxonthenewslately.Somepeoplearewordedthatanthraxmaybe connectedtoterroristattacksorthatterroristsmayspreadthegermthat{{U}} ?1?{{/U}}thedisease.Federalofficialsandpoliceareinvestigating thisandtakingmeasurestoprotectus.??Inthemeantimeit’s importantnottopanicoveranthrax.Thechancesthatyouandyourfamily{{U}} ?2?{{/U}}atriskareverytiny.Oneofthewaysyoucanfeelbetter istolearnaboutanthrax.Whenyouknowwhatitisand{{U}}?3 ?{{/U}}youcangetititdoesn’tseemquiteasscary.??So what{{U}}?4?{{/U}}isanthrax???Herearethefactson anthrax:??Anthraxisabacterialinfectioncausedbyagerm. Althoughit’smostcommoninfarm{{U}}?5?{{/U}}likesheepcows pigshorsesandgoatsthere’saverysmallchancethatpeoplecangetit too.??Anthraxsporesaversionofthegerminaprotectiveshell thatcanliveinthesoilforyearscausethedisease.??People maygetanthraxiftheyareexposedtoanthrax{{U}}?6?{{/U}}.But here’stheimportantpart:justbeingexposedtothesesporesdoesn’tmeanthat apersonwillget{{U}}?7?{{/U}}.??Forpeopletoget sicktheywouldhavetobreatheinthousandsofthesesporesallthewayinto their{{U}}?8?{{/U}}.Orthey’dhavetoeatmeatcontaminatedwith anthraxorhandle{{U}}?9?{{/U}}thathasanthraxspores.Thismaysound scarybutevenwhenpeoplecome{{U}}?10?{{/U}}contactwiththe sporesit’sunlikelythatthey’llgetsick.{{U}}?11?{{/U}}the bacteriadonotgetintotheskindigestivetractorlungthediseasewon’t develop.??Anthraxisnotspreadfrompersontopersonthewaythe flucanspreadfromfamilymemberto{{U}}?12?{{/U}}memberorclassmate toclassmate.??Anthraxisveryrare.Untilrecentlyanthrax wasn’teventalkedaboutbecauseitwassorare--anditstill{{U}}?13 ?{{/U}}!Evenwithalloftheanthraxcasesyouarehearingaboutright nowandmanyofthesesuspectedcaseswillturnoutnottobeanthraxa person’schancesofgettinganthraxareaboutthe{{U}}?14?{{/U}}as theywerebeforeyouheardaboutanthraxonthenews--veryvery low.??Ifyoustillfeelscaredwhenyouhearaboutanthrax rememberthatit’sextremelyunlikelythatyouoryourfamilyoranyoneyou knowwilleverbe{{U}}?15?{{/U}}toanthrax spores.
ReadingSomethingInEnglish WhenyoureadtolearnEnglishcompositionyou【51】regardthelanguageasthemainthing. Whenyoureada【52】inEnglishdoyoureaditforthestoryorfortheEnglish?Thisisaquestionthatisnotsofoolish【53】itmayseem【54】IfindthatmanystudentsofEnglish【55】farmoreattentiontothestorythantotheEnglish.Theyreadandenjoyand【56】alongtimeafterwardsrememberthestorybutdonotcaretostudytheuseofwordsand【57】init.Forinstancetheyknowtheplot情节ofthestory【58】butdonotremembera【59】sentenceinthestoryandcannottellwhatprepositionisusedbeforeor【60】acertainwordinthespeechofacertaincharacter人物. Ofcourseitisallrighttoreadand【61】andrememberastoryandsolongasone【62】toknowthestoryonlyoneneednotbotheraboutthelanguage.Butthecaseisquitedifferent【63】astudentofEnglish.ImeanastudentofEnglishasdistinguished区别于fromareaderofstoriesorwhatiscalledthegeneralreader.Asyoumayhave【64】formtheaboveastudentofEnglishshouldreadvery【65】andregardthelanguageasthemainthing.
Hedecidedto{{U}}overcome{{/U}}hisshortcomings.
{{*HTML*}}? ?阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子作出判断如果该句提供的是正确信息请选择A项如果该句提供的错误信息请选择B项如果该句的信息文章中没有提及请选择C项 ??????? ??????????? ???{{B}}SpareaKidney?{{/B}}??Itisnolonger unusualforaspouseorrelativetodonateakidneytoalovedonebutthe numberofAmericanswhohavegivenakidneytoafriendaco-workerorevena completestrangerhasrisensharplyfrom68in1994to176in1998.? ?Therearemanyreasons.Firstit’spossibletoliveanormallifewith onlyonekidney.Theremainingkidneyenlargestomakeupmostofthe difference.Inadditionakidneyfromalivedonorlastslongerthanakidney takenfromsomeonewhohasdiedsuddenly.Butthebiggestchangeinthepastfew yearsisthattransplantsurgeonshavestartedusinglaparoscopictechniquesto removethedonorkidneythroughamuchsmallerincisionandthiscancut recoverytimeforthedonorfromsixweekstofourweeks.??Just becauseyoudosomethinghoweveritdoesn’tmeanyoushould.Donatingakidney meansundergoinganoperationthatcarriessomerisk.Youcouldarguethatyou maybehelpingtosavealifebutyoucertainlycan’tpretendthatyou’re betteroffwithonekidneyinsteadoftwo.??Sowhatarethe risks?Aswithanymajoroperationthereisachanceofdyingofreoperation duetobleedingofinfectionofveinclotsinthelegsoraherniaatthe incisionsaysDr.ArthurMatasdirectoroftherenal-transplantprogramat theuniversityofMinnesotaMedicalCenterinMinneapolis.Evenlaparoscopya relativelynewtechniqueforkidneydonationisnotrisk-free.Doctorsestimate thatchancesofdyingfromtheprocedureareabout3in10000.? ?There’snomoneytobemade;sellinganorganisillegal.Butthe recipient’sinsurancenormallycoversyouroperationandimmediateaftercare. Yourcostscanincludehotelbillslostpayduringrecoveryorpossiblefuture disability.??Althoughtransplantcentersmustevaluateany potentialdonor’ssuitabilityitneverhurtstohaveanindependentopinion. Themostcommoncontraindicationsareheartdiseasediabetesandhighblood pressure.??Neverletanyonenotevenacloserelativepressure youintogivingupanorgan--nomatterifyou’rehealthy.There’softenthe feelingthatyou’renotagoodfriendfathermotherifyoudon’tdothis saysArthusCaplandirectoroftheUniversityofPennsylvania’scenterfor Bioethics.Sometransplantcenterswillinventamedicalproblemonbehalfof thosewhoarereluctanttodonatebutfeeltheycan’tsay no.From1994to1998thenumberofAmericanswhohaddonatedakidneyreached244.
{{*HTML*}}? ?阅读下面的短文文章中有5处空白文章后有6组文字请根据文章的内容选择5组文字将其分别放回文章原有的位置以恢复文章原貌请将答案填在相应的横线上 {{B}}?????????? ??????????Happy BirthdaytoYou{{/B}}??ThemainproblemindiscussingAmerican popularcultureisalsooneofitsmaincharacteristics:itwon’tstayAmerican. Nomatterwhatitiswhetheritisfilmsfoodandfashionmusiccasual sportsorslangit’ssoonathomeelsewhereintheworld.Thereareseveral theorieswhyAmericanpopularculturehashadthisappeal.??One theoryisthatithasbeenadvertisedandmarketedthroughAmericanfilms popularmusicandmorerecentlytelevision.{{U}}?1?{{/U}}Theyare afterallincompetitionwiththoseproducedbyothercountries.? ?AnothertheoryprobablyamorecommononeisthatAmericanpopular cultureisinternationallyassociatedwithsomethingcalledthespiritof America.{{U}}?2?{{/U}}.??Thefinaltheoryisless complex:Americanpopularcultureispopularbecausealotofpeopleinthe worldlikeit.??RegardlessofwhyitspreadsAmericanpopular cultureisusuallyquiterapidlyadoptedandthenadaptedinmanyother countries.{{U}}?3?{{/U}}HappyBirthdaytoYouforinstanceissuch aneverydaysongthatitssourceitsAmericancopyrightsotospeakisnot remembered.BlackleatherjacketswornbymanyheroesinAmericanmoviescould befoundagenerationlateronallthoseyoungmenwhowantedtomakethis manly-looktheirown.??Twoareaswherethiscontinuingprocessis mostclearlyseenareclothingandmusic.Somepeoplecan’stillrememberatime whenT-shirtsjoggingclothestennisshoesdenimjacketsandbluejeanswere notcommondallyweareverywhere.Onlytwentyyearsagoitwaspossibletospot anAmericaninParisbyhisorherclothes.Nolongerso:thosebrightcolors checkeredjacketsandtrousershatsandsockswhichwereoncemadefunofin cartoonsarebackagaininParisasthelatestfashion.{{U}}?4 ?{{/U}}.??ThesituationwithAmericanpopularmusicismore complexbecauseinthebeginningwhenitwasstillclearlyAmericanitwas oftenstronglyresisted.Jazzwasoncethoughttobeagreatd.angertoyouth andtheirmoralsandwasactuallyoutlawedinseveralcountries.Todaywhile stillshowingitsratherAmericanrootsithasbecomesowellestablished.Rock androllandallitsvariationscountry&westernmusicallhavemoreor lesssimilarhistories.TheywerefirstresistedofteninAmericanaswellas beinglow-classandthenasadangertoournation’syouth.{{U}}?5 ?{{/U}}Andthenthemusicbecameacceptedandwasextendedanddevelopedand exportedbacktotheUS.??A.AsaresultitsAmericanorigins androotsareoftenquicklyforgotten.??B.Butthistheoryfails toexplainwhyAmericanfilmsmusicandtelevisionprogramsaresopopularin themselves.??C.Americaninorigininformalclothinghasbecome theworld’sfirsttrulyuniversalstyle.??D.TheBBCfor examplebannedrockandrolluntil1962.??E.Americanfoodhas becomepopulararoundtheworldtoo.??F.Thisspiritisvariously describedasbeingyoungandfreeoptimisticandconfidentinformaland disrespectful.
{{*HTML*}}{{B}}第三篇{{/B}} ??????? ???????????{{B}} MoreAboutAlzheimer’sDisease{{/B}}??Scientistshavedeveloped skinteststhatmaybeusedinthefuturetoidentifypeoplewithAlzheimer’s diseaseandmayultimatelyallowphysicianstopredictwhoisatriskofgetting thisneurologicaldisorder.??Theonlycurrentmeansofdiagnosing thediseaseinalivingpatientisalongandexpensiveseriesofteststhat eliminateeveryothercauseofdementia.??SinceAloisAlzheimer describedthediseasenearlyacenturyagopeoplehavebeentryingtofinda waytoaccuratelydiagnoseitinitsearlystagessaidPatriciaGradyacting directoroftheNationalInstituteofNeurologicalDisordersandStrokein BethesdaMaryland.Thisdiscoveryifconfirmedcouldproveabigstep forwardinoureffortstodealwithandunderstandthedisease.? ?Alzheimer’sisthesinglegreatestcauseofmentaldeteriorationinolder peopleaffectingbetween2.5millionand4millionpeopleintheUnitedStates alone.Thedevastatingdisordergraduallydestroysmemoryandtheabilityto functionandeventuallycausesdeath.Thereiscurrentlynoknowntreatmentfor thedisease.??Researchesdiscoveredthattheskincellsof Alzheimer’spatientshavedefectsthatinterferewiththeirabilitytoregulate theflowofpotassiuminandoutofthecells.Thefactthatthecelldefects arepresentintheskinsuggeststhatAlzheimer’sresultsfromphysiological changesthroughoutthebodyandthatdementiamaybethefirstnoticeable effectofthesechangesasthedefectsaffectthecellsinthebrainscientists said.??Theflowofpotassiumisespeciallycriticalincells responsibleformemoryformation.Thescientistsalsofoundtwootherdefects thataffectthecells’supplyofcalciumanothercriticalelement.? ?Onetestdevelopedbyresearcherscallsforgrowingskincellsina laboratorycultureandthentestingthemwithanelectricaldetectorto determineifthemicroscopictunnelsthatgoverntheflowofpotassiumareopen. Openpotassiumchannelscreateauniqueelectricalsignature.??A spokesmanfortheAlzheimer’sassociationsaidthatifthevalidityofthe diagnostictestcanbeprovenitwouldbeimportantdevelopmentbutcautioned thatotherpromisingtestsforAlzheimer’shavebeen disappointing.ThepassageindicatesthatAlzheimer’sisadisease______.
{{*HTML*}}? ?阅读下面的短文文章中有5处空白文章后有6组文字请根据文章的内容选择5组文字将其分别放回文章原有的位置以恢复文章原貌请将答案填在相应的横线上 {{B}}?????????? ??????????Happy BirthdaytoYou{{/B}}??ThemainproblemindiscussingAmerican popularcultureisalsooneofitsmaincharacteristics:itwon’tstayAmerican. Nomatterwhatitiswhetheritisfilmsfoodandfashionmusiccasual sportsorslangit’ssoonathomeelsewhereintheworld.Thereareseveral theorieswhyAmericanpopularculturehashadthisappeal.??One theoryisthatithasbeenadvertisedandmarketedthroughAmericanfilms popularmusicandmorerecentlytelevision.{{U}}?1?{{/U}}Theyare afterallincompetitionwiththoseproducedbyothercountries.? ?AnothertheoryprobablyamorecommononeisthatAmericanpopular cultureisinternationallyassociatedwithsomethingcalledthespiritof America.{{U}}?2?{{/U}}.??Thefinaltheoryisless complex:Americanpopularcultureispopularbecausealotofpeopleinthe worldlikeit.??RegardlessofwhyitspreadsAmericanpopular cultureisusuallyquiterapidlyadoptedandthenadaptedinmanyother countries.{{U}}?3?{{/U}}HappyBirthdaytoYouforinstanceissuch aneverydaysongthatitssourceitsAmericancopyrightsotospeakisnot remembered.BlackleatherjacketswornbymanyheroesinAmericanmoviescould befoundagenerationlateronallthoseyoungmenwhowantedtomakethis manly-looktheirown.??Twoareaswherethiscontinuingprocessis mostclearlyseenareclothingandmusic.Somepeoplecan’stillrememberatime whenT-shirtsjoggingclothestennisshoesdenimjacketsandbluejeanswere notcommondallyweareverywhere.Onlytwentyyearsagoitwaspossibletospot anAmericaninParisbyhisorherclothes.Nolongerso:thosebrightcolors checkeredjacketsandtrousershatsandsockswhichwereoncemadefunofin cartoonsarebackagaininParisasthelatestfashion.{{U}}?4 ?{{/U}}.??ThesituationwithAmericanpopularmusicismore complexbecauseinthebeginningwhenitwasstillclearlyAmericanitwas oftenstronglyresisted.Jazzwasoncethoughttobeagreatd.angertoyouth andtheirmoralsandwasactuallyoutlawedinseveralcountries.Todaywhile stillshowingitsratherAmericanrootsithasbecomesowellestablished.Rock androllandallitsvariationscountry&westernmusicallhavemoreor lesssimilarhistories.TheywerefirstresistedofteninAmericanaswellas beinglow-classandthenasadangertoournation’syouth.{{U}}?5 ?{{/U}}Andthenthemusicbecameacceptedandwasextendedanddevelopedand exportedbacktotheUS.??A.AsaresultitsAmericanorigins androotsareoftenquicklyforgotten.??B.Butthistheoryfails toexplainwhyAmericanfilmsmusicandtelevisionprogramsaresopopularin themselves.??C.Americaninorigininformalclothinghasbecome theworld’sfirsttrulyuniversalstyle.??D.TheBBCfor examplebannedrockandrolluntil1962.??E.Americanfoodhas becomepopulararoundtheworldtoo.??F.Thisspiritisvariously describedasbeingyoungandfreeoptimisticandconfidentinformaland disrespectful.{{*HTML*}}
{{*HTML*}}{{B}}第二篇{{/B}} ??????? ??????????? ??{{B}}CrystalEar{{/B}}??Onedayafriendaskedmywife JillifIwantedaheatingaid.Hecertainlydoes.repliedJill.Afterheating aboutaremarkablenewproduct.JillfinallygotupthenervetoaskmeifI’d everthoughtaboutgettingaheatingaid.NowayIsaid.Itwouldmakeme look20yearsolder.Nonoshereplied.?Thisisentirelydifferent. It’sCrystalEar!??Jillwasright.CrystalEarisdifferent--not theold-styledbodywornorover-the-earaidbutalladvancedpersonalsound systemsosmallthatit’slikecontacts隐形眼镜foryourears.AndCrystalEaris super-sensitiveandpowerfultoo.Youwillhearsoundsyourearshavebeen missingforyears.CrystalEarwillmakespeechlouderandthesoundispure andnatural.??Icouldn’tbelievehowtinyitis.Itissmaller thanthetipofmylittlefingerandit’salmostinvisiblewhenworn.Thereare nowiresnobehind-the-eardevice.Putitinyourearanditsready-to-wear mold形状fitscomfortably.Sinceit’snottooloudortootightyoumayeven forgetthatyou’rewearingit!Useitatworkoratplay.Andifyourhearing problemisworseincertainsituationsuseCrystalEaronlywhenyouneed it.??Heatinglosswhichoccurstypicallypriortoteenageyears progressesthroughoutone’slifetime.Althoughhearinglossisnowtheworld’s numberonehealthproblemnearly90percentofpeoplesufferingheatingloss choosetoleavetheproblemuntreated.Formanymillionstreatinghearingloss inaconventionalwaycaninvolvenumerousofficevisitsexpensivetestingand adjustmentstofityourear.ThankstoCrystalEarthesoundsolutionisnow convenient.Almost90percentofpeoplewithmildhearinglossandmillions morewithjustalittlehearingdrop-off下降canbedramaticallyhelpedwith CrystalEar.Moreoveritssuperiordesignisenergy-efficientsobatteriescan lastmonths.CrystalEarisnowavailabletohelpthesepeopletreattheir heatinglosswithasmallhearingamplifier 放大器.Manypeopleleavetheirheatingproblemuntreatedbecause______.
{{*HTML*}}? ?阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子作出判断如果该句提供的是正确信息请选择A项如果该句提供的错误信息请选择B项如果该句的信息文章中没有提及请选择C项 ??????? ??????????? ???{{B}}SpareaKidney?{{/B}}??Itisnolonger unusualforaspouseorrelativetodonateakidneytoalovedonebutthe numberofAmericanswhohavegivenakidneytoafriendaco-workerorevena completestrangerhasrisensharplyfrom68in1994to176in1998.? ?Therearemanyreasons.Firstit’spossibletoliveanormallifewith onlyonekidney.Theremainingkidneyenlargestomakeupmostofthe difference.Inadditionakidneyfromalivedonorlastslongerthanakidney takenfromsomeonewhohasdiedsuddenly.Butthebiggestchangeinthepastfew yearsisthattransplantsurgeonshavestartedusinglaparoscopictechniquesto removethedonorkidneythroughamuchsmallerincisionandthiscancut recoverytimeforthedonorfromsixweekstofourweeks.??Just becauseyoudosomethinghoweveritdoesn’tmeanyoushould.Donatingakidney meansundergoinganoperationthatcarriessomerisk.Youcouldarguethatyou maybehelpingtosavealifebutyoucertainlycan’tpretendthatyou’re betteroffwithonekidneyinsteadoftwo.??Sowhatarethe risks?Aswithanymajoroperationthereisachanceofdyingofreoperation duetobleedingofinfectionofveinclotsinthelegsoraherniaatthe incisionsaysDr.ArthurMatasdirectoroftherenal-transplantprogramat theuniversityofMinnesotaMedicalCenterinMinneapolis.Evenlaparoscopya relativelynewtechniqueforkidneydonationisnotrisk-free.Doctorsestimate thatchancesofdyingfromtheprocedureareabout3in10000.? ?There’snomoneytobemade;sellinganorganisillegal.Butthe recipient’sinsurancenormallycoversyouroperationandimmediateaftercare. Yourcostscanincludehotelbillslostpayduringrecoveryorpossiblefuture disability.??Althoughtransplantcentersmustevaluateany potentialdonor’ssuitabilityitneverhurtstohaveanindependentopinion. Themostcommoncontraindicationsareheartdiseasediabetesandhighblood pressure.??Neverletanyonenotevenacloserelativepressure youintogivingupanorgan--nomatterifyou’rehealthy.There’softenthe feelingthatyou’renotagoodfriendfathermotherifyoudon’tdothis saysArthusCaplandirectoroftheUniversityofPennsylvania’scenterfor Bioethics.Sometransplantcenterswillinventamedicalproblemonbehalfof thosewhoarereluctanttodonatebutfeeltheycan’tsay no.Sometransplantcentersinventmedicalproblemstocheatpotentialkidneydonors.
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{{*HTML*}}{{B}}第二篇{{/B}} ??????? ??????????? ??{{B}}CrystalEar{{/B}}??Onedayafriendaskedmywife JillifIwantedaheatingaid.Hecertainlydoes.repliedJill.Afterheating aboutaremarkablenewproduct.JillfinallygotupthenervetoaskmeifI’d everthoughtaboutgettingaheatingaid.NowayIsaid.Itwouldmakeme look20yearsolder.Nonoshereplied.?Thisisentirelydifferent. It’sCrystalEar!??Jillwasright.CrystalEarisdifferent--not theold-styledbodywornorover-the-earaidbutalladvancedpersonalsound systemsosmallthatit’slikecontacts隐形眼镜foryourears.AndCrystalEaris super-sensitiveandpowerfultoo.Youwillhearsoundsyourearshavebeen missingforyears.CrystalEarwillmakespeechlouderandthesoundispure andnatural.??Icouldn’tbelievehowtinyitis.Itissmaller thanthetipofmylittlefingerandit’salmostinvisiblewhenworn.Thereare nowiresnobehind-the-eardevice.Putitinyourearanditsready-to-wear mold形状fitscomfortably.Sinceit’snottooloudortootightyoumayeven forgetthatyou’rewearingit!Useitatworkoratplay.Andifyourhearing problemisworseincertainsituationsuseCrystalEaronlywhenyouneed it.??Heatinglosswhichoccurstypicallypriortoteenageyears progressesthroughoutone’slifetime.Althoughhearinglossisnowtheworld’s numberonehealthproblemnearly90percentofpeoplesufferingheatingloss choosetoleavetheproblemuntreated.Formanymillionstreatinghearingloss inaconventionalwaycaninvolvenumerousofficevisitsexpensivetestingand adjustmentstofityourear.ThankstoCrystalEarthesoundsolutionisnow convenient.Almost90percentofpeoplewithmildhearinglossandmillions morewithjustalittlehearingdrop-off下降canbedramaticallyhelpedwith CrystalEar.Moreoveritssuperiordesignisenergy-efficientsobatteriescan lastmonths.CrystalEarisnowavailabletohelpthesepeopletreattheir heatinglosswithasmallhearingamplifier 放大器.OnespecialfeatureofCrystalEaristhat______.
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{{*HTML*}}下面有3篇短文每篇短文后有5道题每道题后面有4个选项请仔细阅读短文并根据短文内容回答其后面的问题从4个选项中选择1最佳答案{{B}}第一篇{{/B}} ??????? ??????????? ??{{B}}TheGeneIndustry{{/B}}??Majorcompaniesand alreadyinpursuitofcommercialapplicationsofthenewbiology.Theydreamof placingenzymesintheautomobiletomonitorexhaustandsenddataonpollution toamicroprocessorthatwillthenadjusttheengine.TheyspeakofwhattheNew YorkTimescallsmetal-hungrymicrobesthatmightbeusedtominevaluable tracemetalsfromoceanwater.Theyhavealreadydemandedandwontherightto patentnewlifeforms.??Nervouscriticsincludingmany scientistsworrythatthereiscorporatenationalinternationaland inter-scientificrivalryintheentirebiotechnologicalfield.Theycreate imagesnotofoilspillsbutofmicrobespillsthatcouldspreaddiseaseand destroyentirepopulations.Thecreationandaccidentalreleaseofextremely poisonousmicrobeshoweverisonlyonecauseforalarm.Completelyrational andrespectablescientistsaretalkingaboutpossibilitiesthatstaggerthe imagination.??Shouldwebreedpeoplewithcow-likestomachsso theycandigestgrassandhaytherebyrelievingthefoodproblembymodifying ustoeatlowerdownonthefoodchain?Shouldwebiologicallyalterworkersto fitthejobrequirementforexamplecreatingpilotswithfasterreactiontimes orassembly-lineworkersdesignedtodoourmonotonousworkforus?Shouldwe attempttoeliminateinferiorpeopleandbreedasuper-race?Hitlertried thisbutwithoutthegeneticweaponrythatmaysoonissuefromour laboratories.Shouldweproducesoldierstodoourfighting?Shouldweuse geneticforecastingtopre-eliminateunfitbabies?Shouldwegrowreserve organsforourselveseachofushavingasitwereasavingsbankfullof sparekidneyliversorhands???Wildasthesenotionsmaysound everyonehasitsadvocatesandopposersinthescientificcommunityaswell asitsstrikingcommercialapplication.Astwocriticsofgeneticengineering JeremyRifkinandTedHowardstateintheirbookWhoShouldPlayGod?Broad ScalegeneticengineeringwillprobablybeintroducedtoAmericamuchthesame wayasassemblylinesautomobilesvaccinescomputersandalltheother technologies.Aseachnewgeneticadvancebecomescommerciallypracticalanew consumerneedwillbeexploitedandamarketforthenewtechnologywillbe created.Accordingtothepassagewhichofthefollowingwouldworrythecriticsthemost?
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{{*HTML*}}下面有3篇短文每篇短文后有5道题每道题后面有4个选项请仔细阅读短文并根据短文内容回答其后面的问题从4个选项中选择1最佳答案{{B}}第一篇{{/B}} ??????? ??????????? ??{{B}}TheGeneIndustry{{/B}}??Majorcompaniesand alreadyinpursuitofcommercialapplicationsofthenewbiology.Theydreamof placingenzymesintheautomobiletomonitorexhaustandsenddataonpollution toamicroprocessorthatwillthenadjusttheengine.TheyspeakofwhattheNew YorkTimescallsmetal-hungrymicrobesthatmightbeusedtominevaluable tracemetalsfromoceanwater.Theyhavealreadydemandedandwontherightto patentnewlifeforms.??Nervouscriticsincludingmany scientistsworrythatthereiscorporatenationalinternationaland inter-scientificrivalryintheentirebiotechnologicalfield.Theycreate imagesnotofoilspillsbutofmicrobespillsthatcouldspreaddiseaseand destroyentirepopulations.Thecreationandaccidentalreleaseofextremely poisonousmicrobeshoweverisonlyonecauseforalarm.Completelyrational andrespectablescientistsaretalkingaboutpossibilitiesthatstaggerthe imagination.??Shouldwebreedpeoplewithcow-likestomachsso theycandigestgrassandhaytherebyrelievingthefoodproblembymodifying ustoeatlowerdownonthefoodchain?Shouldwebiologicallyalterworkersto fitthejobrequirementforexamplecreatingpilotswithfasterreactiontimes orassembly-lineworkersdesignedtodoourmonotonousworkforus?Shouldwe attempttoeliminateinferiorpeopleandbreedasuper-race?Hitlertried thisbutwithoutthegeneticweaponrythatmaysoonissuefromour laboratories.Shouldweproducesoldierstodoourfighting?Shouldweuse geneticforecastingtopre-eliminateunfitbabies?Shouldwegrowreserve organsforourselveseachofushavingasitwereasavingsbankfullof sparekidneyliversorhands???Wildasthesenotionsmaysound everyonehasitsadvocatesandopposersinthescientificcommunityaswell asitsstrikingcommercialapplication.Astwocriticsofgeneticengineering JeremyRifkinandTedHowardstateintheirbookWhoShouldPlayGod?Broad ScalegeneticengineeringwillprobablybeintroducedtoAmericamuchthesame wayasassemblylinesautomobilesvaccinescomputersandalltheother technologies.Aseachnewgeneticadvancebecomescommerciallypracticalanew consumerneedwillbeexploitedandamarketforthenewtechnologywillbe created.AccordingtothepassageHitlerattemptedto______.
{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 {{B}}??????? ??????????? ??WhatIsAnthrax?{{/B}}??There’sbeenalotoftalk aboutanthraxonthenewslately.Somepeoplearewordedthatanthraxmaybe connectedtoterroristattacksorthatterroristsmayspreadthegermthat{{U}} ?1?{{/U}}thedisease.Federalofficialsandpoliceareinvestigating thisandtakingmeasurestoprotectus.??Inthemeantimeit’s importantnottopanicoveranthrax.Thechancesthatyouandyourfamily{{U}} ?2?{{/U}}atriskareverytiny.Oneofthewaysyoucanfeelbetter istolearnaboutanthrax.Whenyouknowwhatitisand{{U}}?3 ?{{/U}}youcangetititdoesn’tseemquiteasscary.??So what{{U}}?4?{{/U}}isanthrax???Herearethefactson anthrax:??Anthraxisabacterialinfectioncausedbyagerm. Althoughit’smostcommoninfarm{{U}}?5?{{/U}}likesheepcows pigshorsesandgoatsthere’saverysmallchancethatpeoplecangetit too.??Anthraxsporesaversionofthegerminaprotectiveshell thatcanliveinthesoilforyearscausethedisease.??People maygetanthraxiftheyareexposedtoanthrax{{U}}?6?{{/U}}.But here’stheimportantpart:justbeingexposedtothesesporesdoesn’tmeanthat apersonwillget{{U}}?7?{{/U}}.??Forpeopletoget sicktheywouldhavetobreatheinthousandsofthesesporesallthewayinto their{{U}}?8?{{/U}}.Orthey’dhavetoeatmeatcontaminatedwith anthraxorhandle{{U}}?9?{{/U}}thathasanthraxspores.Thismaysound scarybutevenwhenpeoplecome{{U}}?10?{{/U}}contactwiththe sporesit’sunlikelythatthey’llgetsick.{{U}}?11?{{/U}}the bacteriadonotgetintotheskindigestivetractorlungthediseasewon’t develop.??Anthraxisnotspreadfrompersontopersonthewaythe flucanspreadfromfamilymemberto{{U}}?12?{{/U}}memberorclassmate toclassmate.??Anthraxisveryrare.Untilrecentlyanthrax wasn’teventalkedaboutbecauseitwassorare--anditstill{{U}}?13 ?{{/U}}!Evenwithalloftheanthraxcasesyouarehearingaboutright nowandmanyofthesesuspectedcaseswillturnoutnottobeanthraxa person’schancesofgettinganthraxareaboutthe{{U}}?14?{{/U}}as theywerebeforeyouheardaboutanthraxonthenews--veryvery low.??Ifyoustillfeelscaredwhenyouhearaboutanthrax rememberthatit’sextremelyunlikelythatyouoryourfamilyoranyoneyou knowwilleverbe{{U}}?15?{{/U}}toanthrax spores.
{{*HTML*}}??阅读下面这篇短文短文后有2项测试任务11～4题要求从所给的6个选项中为第 2～5段每段选择1个正确的小标题2第5～8题要求从所给的6个选项中选择4个正确的选项分别完成每个句子 ?????????? ??????{{B}}MuseumsintheModern World{{/B}}??Museumshavechanged.Theyarenolongerplacesfor theprivilegedfeworforboredvacationerstovisitonrainydays.Actionand democracyarewordsusedindescriptionsofmuseumsnow.??Ata sciencemuseuminOntarioCanadayoucanfeelyourhairstandonendas harmlesselectricitypassesthroughyourbody.AttheMetropolitanMuseumofArt inNewYorkCityyoucanlookat17thcenturyinstrumentswhilelisteningto theirmusic.AttheModemMuseuminSwedenyoucanputoncostumesprovidedby theStockholmOpera.Astheseexamplesshowmuseumsarereachingouttonew audiencesparticularlytheyoungthepoorandthelesseducatedmembersof thepopulation.Asaresultattendanceisincreasing.??Moreand moremuseumsdirectorsarerealizingthatpeoplelearnbestwhentheycan somehowbecomepartofwhattheyareseeing.Inmanysciencemuseumsfor exampletherearenoguidedtours.Thevisitorisencouragedtotouchlisten operateandexperimentsoastodiscoverscientificprinciplesforhimself.He canhavetheexperienceofoperatingaspaceshiporacomputer.Hecan experimentwithglassblowingandpapermaking.Thepurposeisnotonlyto providefunbutalsotohelppeoplefeelathomeintheworldofscience.The theoryisthatpeoplewhodonotunderstandsciencewillprobablyfearitand thosewhofearsciencewillnotuseittothebestadvantage.Manymuseumsnow provideeducationalservicesandchildren’sdepartments.Inadditiontothe usualdisplaystheyalsoofferfilmshowingsanddanceprograms.Insteadof beingplacesthatoneshouldvisittheyareplacestoenjoy.? ?Onecauseofallthesechangesistheincreaseinwealthandleisuretime. Anothercauseistherisingpercentageofyoungpopulation.Manyoftheseyoung peoplearecollegestudentsorcollegegraduatestheyarebettereducatedthan theirparents.Theyseethingsinanewanddifferentway.Theyarenotcontent tostandandlookatworksofart;theywantarttheycanparticipatein.The sameistrueofscienceandhistory.IntheUScertaingroupswhoformerlywere toopoortocareaboutanythingbeyondthebasicneedsofdailylifearenow becomingcuriousabouttheworldaroundthem.Theyoungpeopleinthesegroups likeyoungpeopleingeneralhavebenefitedfromabettereducationthantheir parentsreceived.Allthesegroupsandtherestofthepopulationaswellhave beeninfluencedbytelevisionwhichhastaughtthemaboutplacesandother times.??Theeffectofallthishasbeentochangeexisting museumsandtoencouragethebuildingofnewones.IntheUSandCanadaalone therearenowmorethan6000museumsalmosttwiceasmanyastherewere25 yearsago.Abouthalfofthemaredevotedtohistoryandtherestareevenly dividedbetweentheartsandsciences.Thenumberofvisitorsaccordingtothe AmericanAssociationofmuseumshasrisentomorethan700milliona year.??Infactthecrowdsofvisitorsatsomemuseumsare creatingamajorproblemadmissiontomuseumshasalwaysbeeneitherfreeor veryinexpensivebutnowsomemuseumsarechargingentrancefeesforthefirst timeorraisingtheirprices.Evenwhenraisedhoweverentrancefeesare generallytoolowtosupportamuseumwithitsusuallylargebuildingandits highlytrainedstaff.Twomajorproblemsformuseumsarethattheyhavetoomanyvisitorsandthey______.
{{*HTML*}}? ?阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子作出判断如果该句提供的是正确信息请选择A项如果该句提供的错误信息请选择B项如果该句的信息文章中没有提及请选择C项 ??????? ??????????? ???{{B}}SpareaKidney?{{/B}}??Itisnolonger unusualforaspouseorrelativetodonateakidneytoalovedonebutthe numberofAmericanswhohavegivenakidneytoafriendaco-workerorevena completestrangerhasrisensharplyfrom68in1994to176in1998.? ?Therearemanyreasons.Firstit’spossibletoliveanormallifewith onlyonekidney.Theremainingkidneyenlargestomakeupmostofthe difference.Inadditionakidneyfromalivedonorlastslongerthanakidney takenfromsomeonewhohasdiedsuddenly.Butthebiggestchangeinthepastfew yearsisthattransplantsurgeonshavestartedusinglaparoscopictechniquesto removethedonorkidneythroughamuchsmallerincisionandthiscancut recoverytimeforthedonorfromsixweekstofourweeks.??Just becauseyoudosomethinghoweveritdoesn’tmeanyoushould.Donatingakidney meansundergoinganoperationthatcarriessomerisk.Youcouldarguethatyou maybehelpingtosavealifebutyoucertainlycan’tpretendthatyou’re betteroffwithonekidneyinsteadoftwo.??Sowhatarethe risks?Aswithanymajoroperationthereisachanceofdyingofreoperation duetobleedingofinfectionofveinclotsinthelegsoraherniaatthe incisionsaysDr.ArthurMatasdirectoroftherenal-transplantprogramat theuniversityofMinnesotaMedicalCenterinMinneapolis.Evenlaparoscopya relativelynewtechniqueforkidneydonationisnotrisk-free.Doctorsestimate thatchancesofdyingfromtheprocedureareabout3in10000.? ?There’snomoneytobemade;sellinganorganisillegal.Butthe recipient’sinsurancenormallycoversyouroperationandimmediateaftercare. Yourcostscanincludehotelbillslostpayduringrecoveryorpossiblefuture disability.??Althoughtransplantcentersmustevaluateany potentialdonor’ssuitabilityitneverhurtstohaveanindependentopinion. Themostcommoncontraindicationsareheartdiseasediabetesandhighblood pressure.??Neverletanyonenotevenacloserelativepressure youintogivingupanorgan--nomatterifyou’rehealthy.There’softenthe feelingthatyou’renotagoodfriendfathermotherifyoudon’tdothis saysArthusCaplandirectoroftheUniversityofPennsylvania’scenterfor Bioethics.Sometransplantcenterswillinventamedicalproblemonbehalfof thosewhoarereluctanttodonatebutfeeltheycan’tsay no.Youdon’thavetobedeadtodonateakidneybutyouhadbetterknowtherisksbeforeyougiveitup.
{{*HTML*}}? ?阅读下面的短文文章中有5处空白文章后有6组文字请根据文章的内容选择5组文字将其分别放回文章原有的位置以恢复文章原貌请将答案填在相应的横线上 {{B}}?????????? ??????????Happy BirthdaytoYou{{/B}}??ThemainproblemindiscussingAmerican popularcultureisalsooneofitsmaincharacteristics:itwon’tstayAmerican. Nomatterwhatitiswhetheritisfilmsfoodandfashionmusiccasual sportsorslangit’ssoonathomeelsewhereintheworld.Thereareseveral theorieswhyAmericanpopularculturehashadthisappeal.??One theoryisthatithasbeenadvertisedandmarketedthroughAmericanfilms popularmusicandmorerecentlytelevision.{{U}}?1?{{/U}}Theyare afterallincompetitionwiththoseproducedbyothercountries.? ?AnothertheoryprobablyamorecommononeisthatAmericanpopular cultureisinternationallyassociatedwithsomethingcalledthespiritof America.{{U}}?2?{{/U}}.??Thefinaltheoryisless complex:Americanpopularcultureispopularbecausealotofpeopleinthe worldlikeit.??RegardlessofwhyitspreadsAmericanpopular cultureisusuallyquiterapidlyadoptedandthenadaptedinmanyother countries.{{U}}?3?{{/U}}HappyBirthdaytoYouforinstanceissuch aneverydaysongthatitssourceitsAmericancopyrightsotospeakisnot remembered.BlackleatherjacketswornbymanyheroesinAmericanmoviescould befoundagenerationlateronallthoseyoungmenwhowantedtomakethis manly-looktheirown.??Twoareaswherethiscontinuingprocessis mostclearlyseenareclothingandmusic.Somepeoplecan’stillrememberatime whenT-shirtsjoggingclothestennisshoesdenimjacketsandbluejeanswere notcommondallyweareverywhere.Onlytwentyyearsagoitwaspossibletospot anAmericaninParisbyhisorherclothes.Nolongerso:thosebrightcolors checkeredjacketsandtrousershatsandsockswhichwereoncemadefunofin cartoonsarebackagaininParisasthelatestfashion.{{U}}?4 ?{{/U}}.??ThesituationwithAmericanpopularmusicismore complexbecauseinthebeginningwhenitwasstillclearlyAmericanitwas oftenstronglyresisted.Jazzwasoncethoughttobeagreatd.angertoyouth andtheirmoralsandwasactuallyoutlawedinseveralcountries.Todaywhile stillshowingitsratherAmericanrootsithasbecomesowellestablished.Rock androllandallitsvariationscountry&westernmusicallhavemoreor lesssimilarhistories.TheywerefirstresistedofteninAmericanaswellas beinglow-classandthenasadangertoournation’syouth.{{U}}?5 ?{{/U}}Andthenthemusicbecameacceptedandwasextendedanddevelopedand exportedbacktotheUS.??A.AsaresultitsAmericanorigins androotsareoftenquicklyforgotten.??B.Butthistheoryfails toexplainwhyAmericanfilmsmusicandtelevisionprogramsaresopopularin themselves.??C.Americaninorigininformalclothinghasbecome theworld’sfirsttrulyuniversalstyle.??D.TheBBCfor examplebannedrockandrolluntil1962.??E.Americanfoodhas becomepopulararoundtheworldtoo.??F.Thisspiritisvariously describedasbeingyoungandfreeoptimisticandconfidentinformaland disrespectful.
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{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 {{B}}??????? ??????????? ??WhatIsAnthrax?{{/B}}??There’sbeenalotoftalk aboutanthraxonthenewslately.Somepeoplearewordedthatanthraxmaybe connectedtoterroristattacksorthatterroristsmayspreadthegermthat{{U}} ?1?{{/U}}thedisease.Federalofficialsandpoliceareinvestigating thisandtakingmeasurestoprotectus.??Inthemeantimeit’s importantnottopanicoveranthrax.Thechancesthatyouandyourfamily{{U}} ?2?{{/U}}atriskareverytiny.Oneofthewaysyoucanfeelbetter istolearnaboutanthrax.Whenyouknowwhatitisand{{U}}?3 ?{{/U}}youcangetititdoesn’tseemquiteasscary.??So what{{U}}?4?{{/U}}isanthrax???Herearethefactson anthrax:??Anthraxisabacterialinfectioncausedbyagerm. Althoughit’smostcommoninfarm{{U}}?5?{{/U}}likesheepcows pigshorsesandgoatsthere’saverysmallchancethatpeoplecangetit too.??Anthraxsporesaversionofthegerminaprotectiveshell thatcanliveinthesoilforyearscausethedisease.??People maygetanthraxiftheyareexposedtoanthrax{{U}}?6?{{/U}}.But here’stheimportantpart:justbeingexposedtothesesporesdoesn’tmeanthat apersonwillget{{U}}?7?{{/U}}.??Forpeopletoget sicktheywouldhavetobreatheinthousandsofthesesporesallthewayinto their{{U}}?8?{{/U}}.Orthey’dhavetoeatmeatcontaminatedwith anthraxorhandle{{U}}?9?{{/U}}thathasanthraxspores.Thismaysound scarybutevenwhenpeoplecome{{U}}?10?{{/U}}contactwiththe sporesit’sunlikelythatthey’llgetsick.{{U}}?11?{{/U}}the bacteriadonotgetintotheskindigestivetractorlungthediseasewon’t develop.??Anthraxisnotspreadfrompersontopersonthewaythe flucanspreadfromfamilymemberto{{U}}?12?{{/U}}memberorclassmate toclassmate.??Anthraxisveryrare.Untilrecentlyanthrax wasn’teventalkedaboutbecauseitwassorare--anditstill{{U}}?13 ?{{/U}}!Evenwithalloftheanthraxcasesyouarehearingaboutright nowandmanyofthesesuspectedcaseswillturnoutnottobeanthraxa person’schancesofgettinganthraxareaboutthe{{U}}?14?{{/U}}as theywerebeforeyouheardaboutanthraxonthenews--veryvery low.??Ifyoustillfeelscaredwhenyouhearaboutanthrax rememberthatit’sextremelyunlikelythatyouoryourfamilyoranyoneyou knowwilleverbe{{U}}?15?{{/U}}toanthrax spores.
{{*HTML*}}??阅读下面这篇短文短文后有2项测试任务11～4题要求从所给的6个选项中为第 2～5段每段选择1个正确的小标题2第5～8题要求从所给的6个选项中选择4个正确的选项分别完成每个句子 ?????????? ??????{{B}}MuseumsintheModern World{{/B}}??Museumshavechanged.Theyarenolongerplacesfor theprivilegedfeworforboredvacationerstovisitonrainydays.Actionand democracyarewordsusedindescriptionsofmuseumsnow.??Ata sciencemuseuminOntarioCanadayoucanfeelyourhairstandonendas harmlesselectricitypassesthroughyourbody.AttheMetropolitanMuseumofArt inNewYorkCityyoucanlookat17thcenturyinstrumentswhilelisteningto theirmusic.AttheModemMuseuminSwedenyoucanputoncostumesprovidedby theStockholmOpera.Astheseexamplesshowmuseumsarereachingouttonew audiencesparticularlytheyoungthepoorandthelesseducatedmembersof thepopulation.Asaresultattendanceisincreasing.??Moreand moremuseumsdirectorsarerealizingthatpeoplelearnbestwhentheycan somehowbecomepartofwhattheyareseeing.Inmanysciencemuseumsfor exampletherearenoguidedtours.Thevisitorisencouragedtotouchlisten operateandexperimentsoastodiscoverscientificprinciplesforhimself.He canhavetheexperienceofoperatingaspaceshiporacomputer.Hecan experimentwithglassblowingandpapermaking.Thepurposeisnotonlyto providefunbutalsotohelppeoplefeelathomeintheworldofscience.The theoryisthatpeoplewhodonotunderstandsciencewillprobablyfearitand thosewhofearsciencewillnotuseittothebestadvantage.Manymuseumsnow provideeducationalservicesandchildren’sdepartments.Inadditiontothe usualdisplaystheyalsoofferfilmshowingsanddanceprograms.Insteadof beingplacesthatoneshouldvisittheyareplacestoenjoy.? ?Onecauseofallthesechangesistheincreaseinwealthandleisuretime. Anothercauseistherisingpercentageofyoungpopulation.Manyoftheseyoung peoplearecollegestudentsorcollegegraduatestheyarebettereducatedthan theirparents.Theyseethingsinanewanddifferentway.Theyarenotcontent tostandandlookatworksofart;theywantarttheycanparticipatein.The sameistrueofscienceandhistory.IntheUScertaingroupswhoformerlywere toopoortocareaboutanythingbeyondthebasicneedsofdailylifearenow becomingcuriousabouttheworldaroundthem.Theyoungpeopleinthesegroups likeyoungpeopleingeneralhavebenefitedfromabettereducationthantheir parentsreceived.Allthesegroupsandtherestofthepopulationaswellhave beeninfluencedbytelevisionwhichhastaughtthemaboutplacesandother times.??Theeffectofallthishasbeentochangeexisting museumsandtoencouragethebuildingofnewones.IntheUSandCanadaalone therearenowmorethan6000museumsalmosttwiceasmanyastherewere25 yearsago.Abouthalfofthemaredevotedtohistoryandtherestareevenly dividedbetweentheartsandsciences.Thenumberofvisitorsaccordingtothe AmericanAssociationofmuseumshasrisentomorethan700milliona year.??Infactthecrowdsofvisitorsatsomemuseumsare creatingamajorproblemadmissiontomuseumshasalwaysbeeneitherfreeor veryinexpensivebutnowsomemuseumsarechargingentrancefeesforthefirst timeorraisingtheirprices.Evenwhenraisedhoweverentrancefeesare generallytoolowtosupportamuseumwithitsusuallylargebuildingandits highlytrainedstaff.paragraph3______.
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{{*HTML*}}{{B}}第二篇{{/B}} ??????? ??????????? ??{{B}}CrystalEar{{/B}}??Onedayafriendaskedmywife JillifIwantedaheatingaid.Hecertainlydoes.repliedJill.Afterheating aboutaremarkablenewproduct.JillfinallygotupthenervetoaskmeifI’d everthoughtaboutgettingaheatingaid.NowayIsaid.Itwouldmakeme look20yearsolder.Nonoshereplied.?Thisisentirelydifferent. It’sCrystalEar!??Jillwasright.CrystalEarisdifferent--not theold-styledbodywornorover-the-earaidbutalladvancedpersonalsound systemsosmallthatit’slikecontacts隐形眼镜foryourears.AndCrystalEaris super-sensitiveandpowerfultoo.Youwillhearsoundsyourearshavebeen missingforyears.CrystalEarwillmakespeechlouderandthesoundispure andnatural.??Icouldn’tbelievehowtinyitis.Itissmaller thanthetipofmylittlefingerandit’salmostinvisiblewhenworn.Thereare nowiresnobehind-the-eardevice.Putitinyourearanditsready-to-wear mold形状fitscomfortably.Sinceit’snottooloudortootightyoumayeven forgetthatyou’rewearingit!Useitatworkoratplay.Andifyourhearing problemisworseincertainsituationsuseCrystalEaronlywhenyouneed it.??Heatinglosswhichoccurstypicallypriortoteenageyears progressesthroughoutone’slifetime.Althoughhearinglossisnowtheworld’s numberonehealthproblemnearly90percentofpeoplesufferingheatingloss choosetoleavetheproblemuntreated.Formanymillionstreatinghearingloss inaconventionalwaycaninvolvenumerousofficevisitsexpensivetestingand adjustmentstofityourear.ThankstoCrystalEarthesoundsolutionisnow convenient.Almost90percentofpeoplewithmildhearinglossandmillions morewithjustalittlehearingdrop-off下降canbedramaticallyhelpedwith CrystalEar.Moreoveritssuperiordesignisenergy-efficientsobatteriescan lastmonths.CrystalEarisnowavailabletohelpthesepeopletreattheir heatinglosswithasmallhearingamplifier 放大器.Initiallythewriterdidnotwanttobuyahearingaidbecause______.
{{*HTML*}}? ?阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子作出判断如果该句提供的是正确信息请选择A项如果该句提供的错误信息请选择B项如果该句的信息文章中没有提及请选择C项 ??????? ??????????? ???{{B}}SpareaKidney?{{/B}}??Itisnolonger unusualforaspouseorrelativetodonateakidneytoalovedonebutthe numberofAmericanswhohavegivenakidneytoafriendaco-workerorevena completestrangerhasrisensharplyfrom68in1994to176in1998.? ?Therearemanyreasons.Firstit’spossibletoliveanormallifewith onlyonekidney.Theremainingkidneyenlargestomakeupmostofthe difference.Inadditionakidneyfromalivedonorlastslongerthanakidney takenfromsomeonewhohasdiedsuddenly.Butthebiggestchangeinthepastfew yearsisthattransplantsurgeonshavestartedusinglaparoscopictechniquesto removethedonorkidneythroughamuchsmallerincisionandthiscancut recoverytimeforthedonorfromsixweekstofourweeks.??Just becauseyoudosomethinghoweveritdoesn’tmeanyoushould.Donatingakidney meansundergoinganoperationthatcarriessomerisk.Youcouldarguethatyou maybehelpingtosavealifebutyoucertainlycan’tpretendthatyou’re betteroffwithonekidneyinsteadoftwo.??Sowhatarethe risks?Aswithanymajoroperationthereisachanceofdyingofreoperation duetobleedingofinfectionofveinclotsinthelegsoraherniaatthe incisionsaysDr.ArthurMatasdirectoroftherenal-transplantprogramat theuniversityofMinnesotaMedicalCenterinMinneapolis.Evenlaparoscopya relativelynewtechniqueforkidneydonationisnotrisk-free.Doctorsestimate thatchancesofdyingfromtheprocedureareabout3in10000.? ?There’snomoneytobemade;sellinganorganisillegal.Butthe recipient’sinsurancenormallycoversyouroperationandimmediateaftercare. Yourcostscanincludehotelbillslostpayduringrecoveryorpossiblefuture disability.??Althoughtransplantcentersmustevaluateany potentialdonor’ssuitabilityitneverhurtstohaveanindependentopinion. Themostcommoncontraindicationsareheartdiseasediabetesandhighblood pressure.??Neverletanyonenotevenacloserelativepressure youintogivingupanorgan--nomatterifyou’rehealthy.There’softenthe feelingthatyou’renotagoodfriendfathermotherifyoudon’tdothis saysArthusCaplandirectoroftheUniversityofPennsylvania’scenterfor Bioethics.Sometransplantcenterswillinventamedicalproblemonbehalfof thosewhoarereluctanttodonatebutfeeltheycan’tsay no.NoonesellsorgansintheUSsinceitisillegal.
{{*HTML*}}??阅读下面这篇短文短文后有2项测试任务11～4题要求从所给的6个选项中为第 2～5段每段选择1个正确的小标题2第5～8题要求从所给的6个选项中选择4个正确的选项分别完成每个句子 ?????????? ??????{{B}}MuseumsintheModern World{{/B}}??Museumshavechanged.Theyarenolongerplacesfor theprivilegedfeworforboredvacationerstovisitonrainydays.Actionand democracyarewordsusedindescriptionsofmuseumsnow.??Ata sciencemuseuminOntarioCanadayoucanfeelyourhairstandonendas harmlesselectricitypassesthroughyourbody.AttheMetropolitanMuseumofArt inNewYorkCityyoucanlookat17thcenturyinstrumentswhilelisteningto theirmusic.AttheModemMuseuminSwedenyoucanputoncostumesprovidedby theStockholmOpera.Astheseexamplesshowmuseumsarereachingouttonew audiencesparticularlytheyoungthepoorandthelesseducatedmembersof thepopulation.Asaresultattendanceisincreasing.??Moreand moremuseumsdirectorsarerealizingthatpeoplelearnbestwhentheycan somehowbecomepartofwhattheyareseeing.Inmanysciencemuseumsfor exampletherearenoguidedtours.Thevisitorisencouragedtotouchlisten operateandexperimentsoastodiscoverscientificprinciplesforhimself.He canhavetheexperienceofoperatingaspaceshiporacomputer.Hecan experimentwithglassblowingandpapermaking.Thepurposeisnotonlyto providefunbutalsotohelppeoplefeelathomeintheworldofscience.The theoryisthatpeoplewhodonotunderstandsciencewillprobablyfearitand thosewhofearsciencewillnotuseittothebestadvantage.Manymuseumsnow provideeducationalservicesandchildren’sdepartments.Inadditiontothe usualdisplaystheyalsoofferfilmshowingsanddanceprograms.Insteadof beingplacesthatoneshouldvisittheyareplacestoenjoy.? ?Onecauseofallthesechangesistheincreaseinwealthandleisuretime. Anothercauseistherisingpercentageofyoungpopulation.Manyoftheseyoung peoplearecollegestudentsorcollegegraduatestheyarebettereducatedthan theirparents.Theyseethingsinanewanddifferentway.Theyarenotcontent tostandandlookatworksofart;theywantarttheycanparticipatein.The sameistrueofscienceandhistory.IntheUScertaingroupswhoformerlywere toopoortocareaboutanythingbeyondthebasicneedsofdailylifearenow becomingcuriousabouttheworldaroundthem.Theyoungpeopleinthesegroups likeyoungpeopleingeneralhavebenefitedfromabettereducationthantheir parentsreceived.Allthesegroupsandtherestofthepopulationaswellhave beeninfluencedbytelevisionwhichhastaughtthemaboutplacesandother times.??Theeffectofallthishasbeentochangeexisting museumsandtoencouragethebuildingofnewones.IntheUSandCanadaalone therearenowmorethan6000museumsalmosttwiceasmanyastherewere25 yearsago.Abouthalfofthemaredevotedtohistoryandtherestareevenly dividedbetweentheartsandsciences.Thenumberofvisitorsaccordingtothe AmericanAssociationofmuseumshasrisentomorethan700milliona year.??Infactthecrowdsofvisitorsatsomemuseumsare creatingamajorproblemadmissiontomuseumshasalwaysbeeneitherfreeor veryinexpensivebutnowsomemuseumsarechargingentrancefeesforthefirst timeorraisingtheirprices.Evenwhenraisedhoweverentrancefeesare generallytoolowtosupportamuseumwithitsusuallylargebuildingandits highlytrainedstaff.paragraph5______.
{{*HTML*}}{{B}}第三篇{{/B}} ??????? ???????????{{B}} MoreAboutAlzheimer’sDisease{{/B}}??Scientistshavedeveloped skinteststhatmaybeusedinthefuturetoidentifypeoplewithAlzheimer’s diseaseandmayultimatelyallowphysicianstopredictwhoisatriskofgetting thisneurologicaldisorder.??Theonlycurrentmeansofdiagnosing thediseaseinalivingpatientisalongandexpensiveseriesofteststhat eliminateeveryothercauseofdementia.??SinceAloisAlzheimer describedthediseasenearlyacenturyagopeoplehavebeentryingtofinda waytoaccuratelydiagnoseitinitsearlystagessaidPatriciaGradyacting directoroftheNationalInstituteofNeurologicalDisordersandStrokein BethesdaMaryland.Thisdiscoveryifconfirmedcouldproveabigstep forwardinoureffortstodealwithandunderstandthedisease.? ?Alzheimer’sisthesinglegreatestcauseofmentaldeteriorationinolder peopleaffectingbetween2.5millionand4millionpeopleintheUnitedStates alone.Thedevastatingdisordergraduallydestroysmemoryandtheabilityto functionandeventuallycausesdeath.Thereiscurrentlynoknowntreatmentfor thedisease.??Researchesdiscoveredthattheskincellsof Alzheimer’spatientshavedefectsthatinterferewiththeirabilitytoregulate theflowofpotassiuminandoutofthecells.Thefactthatthecelldefects arepresentintheskinsuggeststhatAlzheimer’sresultsfromphysiological changesthroughoutthebodyandthatdementiamaybethefirstnoticeable effectofthesechangesasthedefectsaffectthecellsinthebrainscientists said.??Theflowofpotassiumisespeciallycriticalincells responsibleformemoryformation.Thescientistsalsofoundtwootherdefects thataffectthecells’supplyofcalciumanothercriticalelement.? ?Onetestdevelopedbyresearcherscallsforgrowingskincellsina laboratorycultureandthentestingthemwithanelectricaldetectorto determineifthemicroscopictunnelsthatgoverntheflowofpotassiumareopen. Openpotassiumchannelscreateauniqueelectricalsignature.??A spokesmanfortheAlzheimer’sassociationsaidthatifthevalidityofthe diagnostictestcanbeprovenitwouldbeimportantdevelopmentbutcautioned thatotherpromisingtestsforAlzheimer’shavebeen disappointing.WhatistherelationshipbetweenAlzheimer’sanddementia?
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