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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位置，以恢复文章原貌。 ? ? The paperless office is not a dr...
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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位置以
? ?阅读下面的短文文章中有5处空白文章后面有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
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位置以
? ?阅读下面的短文文章中有5处空白文章后面有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
阅读下面的短文文章中有5处空白文章后面有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位置
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位置以
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位置以
? ?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
? ?阅读下面的短文文章中有5处空白文章后面有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
阅读下面的短文文章中有5处空白文章后面有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位置
? ?阅读下面的短文文章中有5处空白文章后面有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
? ?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
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位置以
阅读下面的短文文章中有5处空白文章后面有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位置
? ?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
? ?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
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{{*HTML*}}下面的短文有5处空白短文后有6个句子其中5个取自短文请根据短文内容将其分别放回原有位置以恢复文章原貌 ? TheWorld’sLongestBridge? ?Rumorhasitthatalegendarysix-headedmonsterlurksinthedeepwaters oftheTyrhenianSeabetweenItalyandtheislandofSicily.{{U}}?46 ?{{/U}}Whencompletedin2010theworld’slongestbridgewillweightnearly 300000tons—equivalenttotheicebergthatsanktheTitanic—andstretch5 kilometerslong.That’snearly50percentlongerthananyotherbridgeever builtsaysstructuralengineerShaneRixon.??{{U}}?47 ?{{/U}}They’resuspensionbridgesmassivestructuresbuilttospanvast waterchannelsorgorges.Asuspensionbridgeneedsjusttwotowerstoshoulder thestructure’smammothweightthankstoheftysupportingcablesslungbetween thetowersandanchoredfirmlyindeeppoolsofcementateachendofthe bridge.TheMessinaStraitBridgewillhavetwo54100-tontowerswhichwill supportmostofthebridge’sload.Thebeefycablesofthebridgeeach1.2 meterindiameterwillholdupthelongestandwidestbridgedeckever built.??WhenconstructionbeginsontheMessinaStraitBridgein 2005thefirstjobwillbetoerecttwo370meter-tallsteeltowers. {{U}}?48?{{/U}}.Gettingthesecablesupwillbesomething.It’snot justtheirlength—totally5.3kilometers—buttheirweight.{{U}}?49 ?{{/U}}??Afterloweringverticalsuspendercablesfromthe maincablesbuilderswillerecta60meter-wide54630-tonsteelroadwayor deck—wideenoughtoaccommodate12lanesoftraffic.?Thedeck’sweight willpulldownonthecableswithaforceof70500tons.Inreturnthecables yankupagainsttheirfirmlyrootedanchorswithaforceof139000 tons—equivalenttotheweightofabout100000cars.Thoseanchorsare essential.{{U}}?50?{{/U}}??A.Someenvironmentalists areagainsttheprojectonbiologicalgrounds.??B.Whatdothe world’slongestbridgeshaveincommon???C.Iftrueonedayyou mightspythebeastwhilezipping呼啸而过acrosstheMessinaStrait Bridge.??D.They’rewhatwillkeepthebridgefromgoing anywhere.??E.Thesecondjobwillbetopulltwosetsofsteel cablesacrossthestraiteachsetbeingabundleof44352individualsteel wires.??F.Theywilltipupthescalesat166500tons—morethan halfthebridge’stotalmass.
{{*HTML*}}下面的短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文中没有提及请选择C ?? KitchenDesign??Overthe yearseconomicsocialandtechnologicalfactorshaveinfluencedthedesignof kitchens.?Sinceitisoftenusedsimultaneouslybybothfamilymembersas wellasgueststhekitchenrequiresnotonlyaglamorouslookbutapractical one.Alsothedesignelementsmustmeettheneedsofthemodern family.??Environmentalconcernshavehadanenormousimpacton kitchendesign.Thisconcernincludesrecyclingofhouseholdmaterialaswell asenergyefficientappliancesandthepurityofbothwaterandair.Research showsthatupto85percentofthepopulationisconcernedaboutwhatmightbe intheirdrinkingwater.Theyarealsooftendissatisfiedwiththetasteand odorofwhatcomesoutoftheirtap.Thisiswhyit’simportanttoconsider addingawaterfiltersystem.??Thecharacteroftoday’skitchen isverydifferentfromthewayitwasthirtyyearsago.There’smore sophisticationinfoodpreparationandmoretechnologicalhelpwithcookingand clean-up.??Whenchoosingcabinetsfirstconsiderthestyle.Use thearchitecturalstyleofyourhouseasaguide.Becausecabinetsareabig investmentitisbesttochoosequality.Popularstylesinkitchencabinetsare framedpaneldoorswithraisedorrecessedpanelsofwoodcabinetfrontswith glasspanesorsimpleslabdoorsinarichpaintedorlaminatedfinish.Cabinet pullsdon’tbeafraidtomixandmatchstyles.??Becausemanyof today’skitchensconsistoftwoormorecookssharinginthemealpreparation thereisaneedformorecounterspacecooktopsandsinks.Althoughlifestyles arechangingtheprimaryfunctionofthekitchenasanareaforpreparingfood hasremainedunchanged.Thesinkremainsoneofthemostusedareasinthe kitchenaswellasanimportantdecorativestatement.??Appliance technologyismovingataveryfastpace.Choosingwhattypeofappliancesas wellashowmanywilldependonseveralfactorssuchashowoftenandhowmuch youcookandthesizeofyourkitchen.??Don’tlimityourselfto oneofeachkindofappliance.Youcanhavearefrigeratorinoneplaceanda freezerinaseparateareaortwosetsofcooktopsoneonthecounternextto thewallovenandoneonanisland.Youcanevenhavetwodishwashersifsize andbudgetrequireandpermit—thinkofitassavingtimeinthelong run.Beingharmlesstotheenvironmentisthetoppriorityinkitchendesign.
{{*HTML*}}下面的短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文中没有提及请选择C ?? KitchenDesign??Overthe yearseconomicsocialandtechnologicalfactorshaveinfluencedthedesignof kitchens.?Sinceitisoftenusedsimultaneouslybybothfamilymembersas wellasgueststhekitchenrequiresnotonlyaglamorouslookbutapractical one.Alsothedesignelementsmustmeettheneedsofthemodern family.??Environmentalconcernshavehadanenormousimpacton kitchendesign.Thisconcernincludesrecyclingofhouseholdmaterialaswell asenergyefficientappliancesandthepurityofbothwaterandair.Research showsthatupto85percentofthepopulationisconcernedaboutwhatmightbe intheirdrinkingwater.Theyarealsooftendissatisfiedwiththetasteand odorofwhatcomesoutoftheirtap.Thisiswhyit’simportanttoconsider addingawaterfiltersystem.??Thecharacteroftoday’skitchen isverydifferentfromthewayitwasthirtyyearsago.There’smore sophisticationinfoodpreparationandmoretechnologicalhelpwithcookingand clean-up.??Whenchoosingcabinetsfirstconsiderthestyle.Use thearchitecturalstyleofyourhouseasaguide.Becausecabinetsareabig investmentitisbesttochoosequality.Popularstylesinkitchencabinetsare framedpaneldoorswithraisedorrecessedpanelsofwoodcabinetfrontswith glasspanesorsimpleslabdoorsinarichpaintedorlaminatedfinish.Cabinet pullsdon’tbeafraidtomixandmatchstyles.??Becausemanyof today’skitchensconsistoftwoormorecookssharinginthemealpreparation thereisaneedformorecounterspacecooktopsandsinks.Althoughlifestyles arechangingtheprimaryfunctionofthekitchenasanareaforpreparingfood hasremainedunchanged.Thesinkremainsoneofthemostusedareasinthe kitchenaswellasanimportantdecorativestatement.??Appliance technologyismovingataveryfastpace.Choosingwhattypeofappliancesas wellashowmanywilldependonseveralfactorssuchashowoftenandhowmuch youcookandthesizeofyourkitchen.??Don’tlimityourselfto oneofeachkindofappliance.Youcanhavearefrigeratorinoneplaceanda freezerinaseparateareaortwosetsofcooktopsoneonthecounternextto thewallovenandoneonanisland.Youcanevenhavetwodishwashersifsize andbudgetrequireandpermit—thinkofitassavingtimeinthelong run.Meansofsavinglaborappliancesshouldbereplacedwhenevernewmodelscomeout.
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{{*HTML*}}下面有3篇短文每篇短文后有5道题请根据短文内容为每题定1个最佳选项{{B}}第一篇{{/B}} DoubtsandDebatesovertheWorthof MBA??BillGatesthebillionaireMicrosoft chairmanwithoutasingleearneduniversitydegreeisbyhissuccessraising newdoubtsabouttheworthofthebusinessworld’sfavoriteacademictitle:the MBAMasterofBusinessAdministration.??TheMBAa 20th-centuryproductalwayshasbornethemarkoflowlycommerceandgreed贪婪 onthetree-linedcampusesruledbypurerdisciplinessuchasphilosophyand literature.Butevenwiththerecessionapparentlycuttingintothehiringof businessschoolgraduatesabout79000peopleareexpectedtoreceiveMBAsin 1993.Thisisnearly16timesthenumberofbusinessgraduatesin1960a testimonytothewidespreadassumptionthattheMBAisvitalforyoungmenand womenwhowanttoruncompaniessomeday.Ifyouaregoingintothecorporate worlditisstilladisadvantagenottohaveonesaidDonaldMorrison professorofmarketingandmanagementscience.Butinthelastfiveyearsor sowhensomeonesays’ShouldIattempttogetanMBA’theansweralotmore is:Itdepends.??ThesuccessofBillGatesandothernon-MBAs suchasthelateSamWaltonofWal-MartStoresInc.hashelpedinspire self-consciousdebatesonbusinessschoolcampusesovertheworthofabusiness degreeandwhethermanagementskillscanbetaught.??TheHarvard BusinessReviewprintedalivelyfictionalexchangeofletterstodramatize complaintsaboutbusinessdegreeholders.ThearticlecalledMBAhires extremelydisappointingandsaidMBAswantstomoveuptoofasttheydon’t understandpoliticsandpeopleandtheyaren’tabletofunctionaspartofa teamuntiltheirthirdyear.Butbythenthey’reoutlookingforotherjobs. TheproblemmostparticipantsinthedebateacknowledgeisthattheMBAhas acquiredanaura光环offuturerichesandpowerforbeyonditsactual importanceandusefulness.??Enrollmentinbusinessschools explodedinthe1970sand1980sandcreatedtheassumptionthatnoonewho pursuedabusinesscareercoulddowithoutone.Thegrowthwasfueledbya backlash反冲againsttheanti-businessvaluesofthe1960sandbythewomen’s movement.??BusinesspeoplewhohavehiredorworkedwithMBAssay thosewiththedegreesoftenknowhowtoanalyzesystemsbutarenotsoskillful atmotivatingpeople.Theydon’tgetalotofgroundinginthepeoplesideof thebusinesssaidJamesShaffervicepresidentandprincipaloftheTowers Perrinmanagementconsultingfirm.WhatisthemajorweaknessofMBAholdersaccordingtoTheHarvardBusinessReview?
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ?? WonderWebs??Spiderwebs aremorethanhomesandtheyareingenioustraps.Andtheworld’sbestweb spinnermaybetheGoldernOrbWeaverspider.ThefemaleOrbWeaverspinsaweb offibersthinenoughtobeinvisibletoinsect?yet{{U}}?51 ?{{/U}}enoughtosnareaflyingbirdwithoutbreaking.??The secretoftheweb’sstrength.Atypeofsuper-resilient{{U}}?52?{{/U}} calleddragline.Whenthefemalespiderisreadyto{{U}}?53?{{/U}}the web’sspokesandframesheusesherlegstodrawtheairythreadoutthrougha hollownozzleinherbelly.Draglineisnotstickysothespidercanraceback andforthalong{{U}}?54?{{/U}}tospintheweb’strademark spiral.??Unlikesomespidersthatweaveanewwebeverydaya GoldenOrbWeaver{{U}}?55?{{/U}}herhandiworkuntilitfailsapart sometimesnotfortwoyears.Thesilkythreadisfivetimesstrongerthansteel byweightandabsorbstheforceofanimpactthreetimesbetterthanKevlara highstrengthhuman-made{{U}}?56?{{/U}}usedinbullet-proofvests. ?Andthankstoitshightensilestrengthortheabilitytoresistbreaking underthepullingforcecalledtensionasinglestrandcanstretchupto40 percentlongerthanitsoriginal{{U}}?57?{{/U}}andsnapbackaswell asnew.Nohuman-madefiberevencomes{{U}}?58?{{/U}}.? ?Itisno{{U}}?59?{{/U}}manufacturersareclamoringforspider silk.Intheconsumerpipeline:high-performancefabricsforathletesand stockingsthatneverrun.Thinkparachutecordsandsuspensionbridgecables.A steady{{U}}?60?{{/U}}ofspidersilkwouldbeworthbillionsof dollars—buthowtoproduceit?Harvestingsilkonspiderfarmsdoesnot {{U}}?61?{{/U}}becausetheterritorialarthropodshaveatendencyto devourtheirneighbors.??Nowscientistsatthebiotechnology companyNexiaarespinningartificialsilkmodeledafterGoldernOrbdragline. The{{U}}?62?{{/U}}step:extractsilk-makinggenesfromthespiders. Nextimplantthegenesintogoateggcells.Thenannygoatsthatgrowfromthe eggssecretedraglinesilkproteinsintheir{{U}}?63?{{/U}}.The younggoatspassonthesilk-makinggenewithout{{U}}?64?{{/U}}help fromussaysNexiapresidentJeffreyTurner.?Nexiaisstillperfecting thespinningprocessbuttheyhopeartificialspidersilkwillsoonbesnagging customers{{U}}?65?{{/U}}therealthingsnags bugs.
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{{*HTML*}}{{B}}第二篇{{/B}} BenefitPaymentstoAmerican Workers??GermanChancellor首相OttoVonBismarck maybemostfamousforhismilitaryanddiplomatictalentbuthislegacy遗产 includesmanyoftoday’ssocialinsuranceprograms.Duringthemiddleofthe 19thcenturyGermanyalongwithotherEuropeannationsexperiencedan unprecedentedrashofworkplacedeathsandaccidentsasaresultofgrowing industrialization.MotivatedinpartbyChristiancompassion怜悯forthe helplessaswellasapracticalpoliticalimpulsetoundercutthesupportofthe socialistlabormovement.’ChancellorBismarckcreatedtheworld’sfirst workers’compensationlawin1884.??By1908theUnitedStates wastheonlyindustrialnationintheworldthatlackedworkers’compensation insurance.America’sinjuredworkerscouldsuefordamagesinacourtoflaw buttheystillfacedanumberoftoughlegalbarriers.Forexampleemployees hadtoprovethattheirinjuriesdirectlyresultedfromemployernegligenceand thattheythemselveswereignorantaboutpotentialhazardsintheworkplace.The firststateworkers’compensationlawinthecountrypassedin1911andthe programsoonspreadthroughoutthenation.??AfterWorldWarⅡ benefitpaymentstoAmericanworkersdidnotkeepupwiththecostofliving.In factrealbenefitlevelswerelowerinthe1970sthantheywereinthe1940s andinmoststatesthemaximumbenefitwasbelowthepovertylevelforafamily offour.?In1970PresidentRichardNixonsetupanationalcommissionto studytheproblemsofworkers’compensation.Twoyearslaterthecommission issued19keyrecommendationsincludingonethatcalledforincreasing compensationbenefitlevelsto100percentofthestates’averageweekly wages.??InfacttheaveragecompensationbenefitinAmericahas climbedfrom55percentofthestates’averageweeklywagesin1972to97 percenttoday.Butasmoststudiesshowevery10percentincreasein compensationbenefitsresultsina5percentincreaseinthenumbersofworkers whofileforclaims.Andwithsomuchmoremoneyfloatingintheworkers’ compensationsystemit’snotsurprisingthatdoctorsandlawyershavehelped themselvestoalargesliceofthegrowingpie.WelearnfromthepassagethattheprocessofindustrializationinEurope______.
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ?? WonderWebs??Spiderwebs aremorethanhomesandtheyareingenioustraps.Andtheworld’sbestweb spinnermaybetheGoldernOrbWeaverspider.ThefemaleOrbWeaverspinsaweb offibersthinenoughtobeinvisibletoinsect?yet{{U}}?51 ?{{/U}}enoughtosnareaflyingbirdwithoutbreaking.??The secretoftheweb’sstrength.Atypeofsuper-resilient{{U}}?52?{{/U}} calleddragline.Whenthefemalespiderisreadyto{{U}}?53?{{/U}}the web’sspokesandframesheusesherlegstodrawtheairythreadoutthrougha hollownozzleinherbelly.Draglineisnotstickysothespidercanraceback andforthalong{{U}}?54?{{/U}}tospintheweb’strademark spiral.??Unlikesomespidersthatweaveanewwebeverydaya GoldenOrbWeaver{{U}}?55?{{/U}}herhandiworkuntilitfailsapart sometimesnotfortwoyears.Thesilkythreadisfivetimesstrongerthansteel byweightandabsorbstheforceofanimpactthreetimesbetterthanKevlara highstrengthhuman-made{{U}}?56?{{/U}}usedinbullet-proofvests. ?Andthankstoitshightensilestrengthortheabilitytoresistbreaking underthepullingforcecalledtensionasinglestrandcanstretchupto40 percentlongerthanitsoriginal{{U}}?57?{{/U}}andsnapbackaswell asnew.Nohuman-madefiberevencomes{{U}}?58?{{/U}}.? ?Itisno{{U}}?59?{{/U}}manufacturersareclamoringforspider silk.Intheconsumerpipeline:high-performancefabricsforathletesand stockingsthatneverrun.Thinkparachutecordsandsuspensionbridgecables.A steady{{U}}?60?{{/U}}ofspidersilkwouldbeworthbillionsof dollars—buthowtoproduceit?Harvestingsilkonspiderfarmsdoesnot {{U}}?61?{{/U}}becausetheterritorialarthropodshaveatendencyto devourtheirneighbors.??Nowscientistsatthebiotechnology companyNexiaarespinningartificialsilkmodeledafterGoldernOrbdragline. The{{U}}?62?{{/U}}step:extractsilk-makinggenesfromthespiders. Nextimplantthegenesintogoateggcells.Thenannygoatsthatgrowfromthe eggssecretedraglinesilkproteinsintheir{{U}}?63?{{/U}}.The younggoatspassonthesilk-makinggenewithout{{U}}?64?{{/U}}help fromussaysNexiapresidentJeffreyTurner.?Nexiaisstillperfecting thespinningprocessbuttheyhopeartificialspidersilkwillsoonbesnagging customers{{U}}?65?{{/U}}therealthingsnags bugs.
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ?? WonderWebs??Spiderwebs aremorethanhomesandtheyareingenioustraps.Andtheworld’sbestweb spinnermaybetheGoldernOrbWeaverspider.ThefemaleOrbWeaverspinsaweb offibersthinenoughtobeinvisibletoinsect?yet{{U}}?51 ?{{/U}}enoughtosnareaflyingbirdwithoutbreaking.??The secretoftheweb’sstrength.Atypeofsuper-resilient{{U}}?52?{{/U}} calleddragline.Whenthefemalespiderisreadyto{{U}}?53?{{/U}}the web’sspokesandframesheusesherlegstodrawtheairythreadoutthrougha hollownozzleinherbelly.Draglineisnotstickysothespidercanraceback andforthalong{{U}}?54?{{/U}}tospintheweb’strademark spiral.??Unlikesomespidersthatweaveanewwebeverydaya GoldenOrbWeaver{{U}}?55?{{/U}}herhandiworkuntilitfailsapart sometimesnotfortwoyears.Thesilkythreadisfivetimesstrongerthansteel byweightandabsorbstheforceofanimpactthreetimesbetterthanKevlara highstrengthhuman-made{{U}}?56?{{/U}}usedinbullet-proofvests. ?Andthankstoitshightensilestrengthortheabilitytoresistbreaking underthepullingforcecalledtensionasinglestrandcanstretchupto40 percentlongerthanitsoriginal{{U}}?57?{{/U}}andsnapbackaswell asnew.Nohuman-madefiberevencomes{{U}}?58?{{/U}}.? ?Itisno{{U}}?59?{{/U}}manufacturersareclamoringforspider silk.Intheconsumerpipeline:high-performancefabricsforathletesand stockingsthatneverrun.Thinkparachutecordsandsuspensionbridgecables.A steady{{U}}?60?{{/U}}ofspidersilkwouldbeworthbillionsof dollars—buthowtoproduceit?Harvestingsilkonspiderfarmsdoesnot {{U}}?61?{{/U}}becausetheterritorialarthropodshaveatendencyto devourtheirneighbors.??Nowscientistsatthebiotechnology companyNexiaarespinningartificialsilkmodeledafterGoldernOrbdragline. The{{U}}?62?{{/U}}step:extractsilk-makinggenesfromthespiders. Nextimplantthegenesintogoateggcells.Thenannygoatsthatgrowfromthe eggssecretedraglinesilkproteinsintheir{{U}}?63?{{/U}}.The younggoatspassonthesilk-makinggenewithout{{U}}?64?{{/U}}help fromussaysNexiapresidentJeffreyTurner.?Nexiaisstillperfecting thespinningprocessbuttheyhopeartificialspidersilkwillsoonbesnagging customers{{U}}?65?{{/U}}therealthingsnags bugs.
{{*HTML*}}??A.becostly??B.harmful??C. savealife??D.stillopentodebate??E.reduce theriskofradiationtriggeringacancer??F.reducedtothe minimumDelayingtheageatwhichscreeningstartsmay______.
{{*HTML*}}{{B}}第三篇{{/B}} TheSchoolClose??When schoolofficialsinKalkaskaMichiganclosedclasseslastweekthemedia flockedtothestoryportrayingthetown’s2305studentsasvictimsofstingy 吝啬的taxpayers.Thereissometruthtothat:theproperty-taxratehereis one-thirdlowerthanthestateaverage.Butshuttingtheirschoolsalso swallowedKalkaska’seducatorsandthestate’slargestteachers’unionthe MichiganEducationAssociationtomakeapoliticalpoint.Theiraimwastospur passageoflegislationMichiganlawmakersaredebatingtoincreasethestate’s shareofschoolfunding??ItwasnocoincidencethatKalkaskashut itsschoolstwoweeksafterreduceda28percentproperty-taxincrease.The schoolboardarguedthatwithouttheincreaseitlackedthe$1.5millionneeded tokeepschoolsopen.??Buttheschoolsystemhadnotdoneallit couldtokeeptheschoolsopen.Officialsdeclinedtoborrowagainstnextyear’s stateaidtheyrefusedtotrimextracurricularactivitiesandtheydidnot considerseekingasmaller-perhapsmoreacceptable-taxincrease.Infact closingearlyiscostingKalkaskaasignificantamountincluding4600000in unemploymentpaymentstoteachersandstaffand$250000inloststatesubsidy. InFebruarytheschoolsystempromisedteachersandstafftwomonthsof retirementpaymentsincaseschoolsclosedearlyadealthatwillcostthe district$275000more.??Othersignssuggestschoolauthorities wereatleastaseagertomakeapoliticalstatementastokeepschoolsopen. TheMichiganEducationAssociationhiredapublicrelationsfirmtostagea rallymarkingtheschoolclosingswhichattracted14localandnational televisionstationsandnetworks.ThepresidentoftheNationalEducation AssociationtheMEA’sparentorganizationflewfromWashingtonD.C.forthe event.Andtouniontutoredschoolofficialsintheartoftelevision interviews.SchoolsupervisorDoyleDisbrowacknowledgesthedistrictcouldhave keptschoolsopenbycuttingprogramsbutdeniesthemoveswerepolitically motivated.??Michiganlawmakershavereactedangrilytothe closings.ThestateSenatehasalreadyvotedtoputthesystemintoreceivership 破产管理andreopenschoolsimmediately;TheMichiganHousePlanstoconsiderthe billthisweek.Accordingtothepassagetheclosingoftheschoolsdevelopedintoacrisisbecauseof______.
{{*HTML*}}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? ? ScreenTest??1 ?EveryyearmillionsofwomenarescreenedwithX-raystopickupsignsof breastcancerffthishappensearlyenoughthediseasecanoftenbetreated successfully.Accordingtoasurveypub-lishedlastyear21countrieshave screeningprogrammes.NineofthemincludingAustraliaCanadatheUSand Spainscreenwomenunder50.??2?Butthemedicalbenefits ofscreeningtheseyoungerwomenarecontroversialpartlybecausetheradiation bringsasmallriskofinducingcancer.Alsoyoungerwomenmustbegivenhigher dosesofX-raysbecausetheirbreasttissueisdenser.??3 ?ResearchersatthePolytechnicUniversityofValenciaanalyzedtheeffect ofscreeningmorethan160000womenat11localclinics.Afterestimatingthe women’scumulativedoseofradiationtheyusedtwomodelstocalculatethe numberofextracancersthiswouldcause.??4?The mathematicalmodelrecommendedbyBritain’sNationalRadiologicalProtection BoardNRPBpredictedthatthescreeningprogrammewouldcause36cancersper 100000women18ofthemfatal.ThemodelpreferredbytheUNScientific CommitteeontheEffectsofAtomicRadiationledtoalowerfigureof20 cancers.??5?Theresearchersarguethatthelevelof radiation-inducedcancersisnotverysignificantcomparedtothefarlarger numberofcancersthatarediscoveredand.treated.TheValenciaprogrammethey saydetectsbetween300and450casesofbreastcancerinevery100000women screened.??6?Buttheypointoutthattheriskofwomen contractingcancerfromradiationcouldbereducedbybetween40and80percent ifscreeningbeganat50insteadof45becausetheywouldbeexposedtoless radiation.Theresultsoftheirstudytheysuggestcouldhelpoptimizethe techniqueforbreastcancerscreening.??7?Thereisa trade-offbetweenthediagnosticbenefitsofbreastscreeninganditsrisks admitsMichaelClarkoftheNRPB.Buthewarnsthatthestudyshouldbe interpretedwithcaution.Onthebasisofthecurrentdataforevery10 cancerssuccessfullydetectedandpreventedthereisariskofcausingonelater inlife.That’swhyradiationexposureshouldbeminimizedinanyscreening programme. ??A.HarmScreeningMayDotoaYoungerWoman??B. InvestigatingtheEffectofScreening??C.EffectsPredictedby TwoDifferentModels??D.SmallRiskofInducingCancersfrom Radiation??E.TreatmentofCancers??F.Factors ThatTriggerCancersParagraph2______.
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ?? WonderWebs??Spiderwebs aremorethanhomesandtheyareingenioustraps.Andtheworld’sbestweb spinnermaybetheGoldernOrbWeaverspider.ThefemaleOrbWeaverspinsaweb offibersthinenoughtobeinvisibletoinsect?yet{{U}}?51 ?{{/U}}enoughtosnareaflyingbirdwithoutbreaking.??The secretoftheweb’sstrength.Atypeofsuper-resilient{{U}}?52?{{/U}} calleddragline.Whenthefemalespiderisreadyto{{U}}?53?{{/U}}the web’sspokesandframesheusesherlegstodrawtheairythreadoutthrougha hollownozzleinherbelly.Draglineisnotstickysothespidercanraceback andforthalong{{U}}?54?{{/U}}tospintheweb’strademark spiral.??Unlikesomespidersthatweaveanewwebeverydaya GoldenOrbWeaver{{U}}?55?{{/U}}herhandiworkuntilitfailsapart sometimesnotfortwoyears.Thesilkythreadisfivetimesstrongerthansteel byweightandabsorbstheforceofanimpactthreetimesbetterthanKevlara highstrengthhuman-made{{U}}?56?{{/U}}usedinbullet-proofvests. ?Andthankstoitshightensilestrengthortheabilitytoresistbreaking underthepullingforcecalledtensionasinglestrandcanstretchupto40 percentlongerthanitsoriginal{{U}}?57?{{/U}}andsnapbackaswell asnew.Nohuman-madefiberevencomes{{U}}?58?{{/U}}.? ?Itisno{{U}}?59?{{/U}}manufacturersareclamoringforspider silk.Intheconsumerpipeline:high-performancefabricsforathletesand stockingsthatneverrun.Thinkparachutecordsandsuspensionbridgecables.A steady{{U}}?60?{{/U}}ofspidersilkwouldbeworthbillionsof dollars—buthowtoproduceit?Harvestingsilkonspiderfarmsdoesnot {{U}}?61?{{/U}}becausetheterritorialarthropodshaveatendencyto devourtheirneighbors.??Nowscientistsatthebiotechnology companyNexiaarespinningartificialsilkmodeledafterGoldernOrbdragline. The{{U}}?62?{{/U}}step:extractsilk-makinggenesfromthespiders. Nextimplantthegenesintogoateggcells.Thenannygoatsthatgrowfromthe eggssecretedraglinesilkproteinsintheir{{U}}?63?{{/U}}.The younggoatspassonthesilk-makinggenewithout{{U}}?64?{{/U}}help fromussaysNexiapresidentJeffreyTurner.?Nexiaisstillperfecting thespinningprocessbuttheyhopeartificialspidersilkwillsoonbesnagging customers{{U}}?65?{{/U}}therealthingsnags bugs.
Jackisa{{U}}diligent{{/U}}student.
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ?? WonderWebs??Spiderwebs aremorethanhomesandtheyareingenioustraps.Andtheworld’sbestweb spinnermaybetheGoldernOrbWeaverspider.ThefemaleOrbWeaverspinsaweb offibersthinenoughtobeinvisibletoinsect?yet{{U}}?51 ?{{/U}}enoughtosnareaflyingbirdwithoutbreaking.??The secretoftheweb’sstrength.Atypeofsuper-resilient{{U}}?52?{{/U}} calleddragline.Whenthefemalespiderisreadyto{{U}}?53?{{/U}}the web’sspokesandframesheusesherlegstodrawtheairythreadoutthrougha hollownozzleinherbelly.Draglineisnotstickysothespidercanraceback andforthalong{{U}}?54?{{/U}}tospintheweb’strademark spiral.??Unlikesomespidersthatweaveanewwebeverydaya GoldenOrbWeaver{{U}}?55?{{/U}}herhandiworkuntilitfailsapart sometimesnotfortwoyears.Thesilkythreadisfivetimesstrongerthansteel byweightandabsorbstheforceofanimpactthreetimesbetterthanKevlara highstrengthhuman-made{{U}}?56?{{/U}}usedinbullet-proofvests. ?Andthankstoitshightensilestrengthortheabilitytoresistbreaking underthepullingforcecalledtensionasinglestrandcanstretchupto40 percentlongerthanitsoriginal{{U}}?57?{{/U}}andsnapbackaswell asnew.Nohuman-madefiberevencomes{{U}}?58?{{/U}}.? ?Itisno{{U}}?59?{{/U}}manufacturersareclamoringforspider silk.Intheconsumerpipeline:high-performancefabricsforathletesand stockingsthatneverrun.Thinkparachutecordsandsuspensionbridgecables.A steady{{U}}?60?{{/U}}ofspidersilkwouldbeworthbillionsof dollars—buthowtoproduceit?Harvestingsilkonspiderfarmsdoesnot {{U}}?61?{{/U}}becausetheterritorialarthropodshaveatendencyto devourtheirneighbors.??Nowscientistsatthebiotechnology companyNexiaarespinningartificialsilkmodeledafterGoldernOrbdragline. The{{U}}?62?{{/U}}step:extractsilk-makinggenesfromthespiders. Nextimplantthegenesintogoateggcells.Thenannygoatsthatgrowfromthe eggssecretedraglinesilkproteinsintheir{{U}}?63?{{/U}}.The younggoatspassonthesilk-makinggenewithout{{U}}?64?{{/U}}help fromussaysNexiapresidentJeffreyTurner.?Nexiaisstillperfecting thespinningprocessbuttheyhopeartificialspidersilkwillsoonbesnagging customers{{U}}?65?{{/U}}therealthingsnags bugs.
{{*HTML*}}{{B}}第三篇{{/B}} TheSchoolClose??When schoolofficialsinKalkaskaMichiganclosedclasseslastweekthemedia flockedtothestoryportrayingthetown’s2305studentsasvictimsofstingy 吝啬的taxpayers.Thereissometruthtothat:theproperty-taxratehereis one-thirdlowerthanthestateaverage.Butshuttingtheirschoolsalso swallowedKalkaska’seducatorsandthestate’slargestteachers’unionthe MichiganEducationAssociationtomakeapoliticalpoint.Theiraimwastospur passageoflegislationMichiganlawmakersaredebatingtoincreasethestate’s shareofschoolfunding??ItwasnocoincidencethatKalkaskashut itsschoolstwoweeksafterreduceda28percentproperty-taxincrease.The schoolboardarguedthatwithouttheincreaseitlackedthe$1.5millionneeded tokeepschoolsopen.??Buttheschoolsystemhadnotdoneallit couldtokeeptheschoolsopen.Officialsdeclinedtoborrowagainstnextyear’s stateaidtheyrefusedtotrimextracurricularactivitiesandtheydidnot considerseekingasmaller-perhapsmoreacceptable-taxincrease.Infact closingearlyiscostingKalkaskaasignificantamountincluding4600000in unemploymentpaymentstoteachersandstaffand$250000inloststatesubsidy. InFebruarytheschoolsystempromisedteachersandstafftwomonthsof retirementpaymentsincaseschoolsclosedearlyadealthatwillcostthe district$275000more.??Othersignssuggestschoolauthorities wereatleastaseagertomakeapoliticalstatementastokeepschoolsopen. TheMichiganEducationAssociationhiredapublicrelationsfirmtostagea rallymarkingtheschoolclosingswhichattracted14localandnational televisionstationsandnetworks.ThepresidentoftheNationalEducation AssociationtheMEA’sparentorganizationflewfromWashingtonD.C.forthe event.Andtouniontutoredschoolofficialsintheartoftelevision interviews.SchoolsupervisorDoyleDisbrowacknowledgesthedistrictcouldhave keptschoolsopenbycuttingprogramsbutdeniesthemoveswerepolitically motivated.??Michiganlawmakershavereactedangrilytothe closings.ThestateSenatehasalreadyvotedtoputthesystemintoreceivership 破产管理andreopenschoolsimmediately;TheMichiganHousePlanstoconsiderthe billthisweek.Theauthorseemstodisapproveof______.
{{*HTML*}}下面的短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文中没有提及请选择C ?? KitchenDesign??Overthe yearseconomicsocialandtechnologicalfactorshaveinfluencedthedesignof kitchens.?Sinceitisoftenusedsimultaneouslybybothfamilymembersas wellasgueststhekitchenrequiresnotonlyaglamorouslookbutapractical one.Alsothedesignelementsmustmeettheneedsofthemodern family.??Environmentalconcernshavehadanenormousimpacton kitchendesign.Thisconcernincludesrecyclingofhouseholdmaterialaswell asenergyefficientappliancesandthepurityofbothwaterandair.Research showsthatupto85percentofthepopulationisconcernedaboutwhatmightbe intheirdrinkingwater.Theyarealsooftendissatisfiedwiththetasteand odorofwhatcomesoutoftheirtap.Thisiswhyit’simportanttoconsider addingawaterfiltersystem.??Thecharacteroftoday’skitchen isverydifferentfromthewayitwasthirtyyearsago.There’smore sophisticationinfoodpreparationandmoretechnologicalhelpwithcookingand clean-up.??Whenchoosingcabinetsfirstconsiderthestyle.Use thearchitecturalstyleofyourhouseasaguide.Becausecabinetsareabig investmentitisbesttochoosequality.Popularstylesinkitchencabinetsare framedpaneldoorswithraisedorrecessedpanelsofwoodcabinetfrontswith glasspanesorsimpleslabdoorsinarichpaintedorlaminatedfinish.Cabinet pullsdon’tbeafraidtomixandmatchstyles.??Becausemanyof today’skitchensconsistoftwoormorecookssharinginthemealpreparation thereisaneedformorecounterspacecooktopsandsinks.Althoughlifestyles arechangingtheprimaryfunctionofthekitchenasanareaforpreparingfood hasremainedunchanged.Thesinkremainsoneofthemostusedareasinthe kitchenaswellasanimportantdecorativestatement.??Appliance technologyismovingataveryfastpace.Choosingwhattypeofappliancesas wellashowmanywilldependonseveralfactorssuchashowoftenandhowmuch youcookandthesizeofyourkitchen.??Don’tlimityourselfto oneofeachkindofappliance.Youcanhavearefrigeratorinoneplaceanda freezerinaseparateareaortwosetsofcooktopsoneonthecounternextto thewallovenandoneonanisland.Youcanevenhavetwodishwashersifsize andbudgetrequireandpermit—thinkofitassavingtimeinthelong run.Morecounterspacecooktopsandsinkareneededintoday’skitchensbecausefoodpreparation??ismorecomplicatedthanitusedtobe.
{{*HTML*}}下面的短文有5处空白短文后有6个句子其中5个取自短文请根据短文内容将其分别放回原有位置以恢复文章原貌 ? TheWorld’sLongestBridge? ?Rumorhasitthatalegendarysix-headedmonsterlurksinthedeepwaters oftheTyrhenianSeabetweenItalyandtheislandofSicily.{{U}}?46 ?{{/U}}Whencompletedin2010theworld’slongestbridgewillweightnearly 300000tons—equivalenttotheicebergthatsanktheTitanic—andstretch5 kilometerslong.That’snearly50percentlongerthananyotherbridgeever builtsaysstructuralengineerShaneRixon.??{{U}}?47 ?{{/U}}They’resuspensionbridgesmassivestructuresbuilttospanvast waterchannelsorgorges.Asuspensionbridgeneedsjusttwotowerstoshoulder thestructure’smammothweightthankstoheftysupportingcablesslungbetween thetowersandanchoredfirmlyindeeppoolsofcementateachendofthe bridge.TheMessinaStraitBridgewillhavetwo54100-tontowerswhichwill supportmostofthebridge’sload.Thebeefycablesofthebridgeeach1.2 meterindiameterwillholdupthelongestandwidestbridgedeckever built.??WhenconstructionbeginsontheMessinaStraitBridgein 2005thefirstjobwillbetoerecttwo370meter-tallsteeltowers. {{U}}?48?{{/U}}.Gettingthesecablesupwillbesomething.It’snot justtheirlength—totally5.3kilometers—buttheirweight.{{U}}?49 ?{{/U}}??Afterloweringverticalsuspendercablesfromthe maincablesbuilderswillerecta60meter-wide54630-tonsteelroadwayor deck—wideenoughtoaccommodate12lanesoftraffic.?Thedeck’sweight willpulldownonthecableswithaforceof70500tons.Inreturnthecables yankupagainsttheirfirmlyrootedanchorswithaforceof139000 tons—equivalenttotheweightofabout100000cars.Thoseanchorsare essential.{{U}}?50?{{/U}}??A.Someenvironmentalists areagainsttheprojectonbiologicalgrounds.??B.Whatdothe world’slongestbridgeshaveincommon???C.Iftrueonedayyou mightspythebeastwhilezipping呼啸而过acrosstheMessinaStrait Bridge.??D.They’rewhatwillkeepthebridgefromgoing anywhere.??E.Thesecondjobwillbetopulltwosetsofsteel cablesacrossthestraiteachsetbeingabundleof44352individualsteel wires.??F.Theywilltipupthescalesat166500tons—morethan halfthebridge’stotalmass.
{{*HTML*}}{{B}}第三篇{{/B}} TheSchoolClose??When schoolofficialsinKalkaskaMichiganclosedclasseslastweekthemedia flockedtothestoryportrayingthetown’s2305studentsasvictimsofstingy 吝啬的taxpayers.Thereissometruthtothat:theproperty-taxratehereis one-thirdlowerthanthestateaverage.Butshuttingtheirschoolsalso swallowedKalkaska’seducatorsandthestate’slargestteachers’unionthe MichiganEducationAssociationtomakeapoliticalpoint.Theiraimwastospur passageoflegislationMichiganlawmakersaredebatingtoincreasethestate’s shareofschoolfunding??ItwasnocoincidencethatKalkaskashut itsschoolstwoweeksafterreduceda28percentproperty-taxincrease.The schoolboardarguedthatwithouttheincreaseitlackedthe$1.5millionneeded tokeepschoolsopen.??Buttheschoolsystemhadnotdoneallit couldtokeeptheschoolsopen.Officialsdeclinedtoborrowagainstnextyear’s stateaidtheyrefusedtotrimextracurricularactivitiesandtheydidnot considerseekingasmaller-perhapsmoreacceptable-taxincrease.Infact closingearlyiscostingKalkaskaasignificantamountincluding4600000in unemploymentpaymentstoteachersandstaffand$250000inloststatesubsidy. InFebruarytheschoolsystempromisedteachersandstafftwomonthsof retirementpaymentsincaseschoolsclosedearlyadealthatwillcostthe district$275000more.??Othersignssuggestschoolauthorities wereatleastaseagertomakeapoliticalstatementastokeepschoolsopen. TheMichiganEducationAssociationhiredapublicrelationsfirmtostagea rallymarkingtheschoolclosingswhichattracted14localandnational televisionstationsandnetworks.ThepresidentoftheNationalEducation AssociationtheMEA’sparentorganizationflewfromWashingtonD.C.forthe event.Andtouniontutoredschoolofficialsintheartoftelevision interviews.SchoolsupervisorDoyleDisbrowacknowledgesthedistrictcouldhave keptschoolsopenbycuttingprogramsbutdeniesthemoveswerepolitically motivated.??Michiganlawmakershavereactedangrilytothe closings.ThestateSenatehasalreadyvotedtoputthesystemintoreceivership 破产管理andreopenschoolsimmediately;TheMichiganHousePlanstoconsiderthe billthisweek.WelearnfromthepassagethatschoolsinKalkaskaMichiganarefunded______.
{{*HTML*}}下面有3篇短文每篇短文后有5道题请根据短文内容为每题定1个最佳选项{{B}}第一篇{{/B}} DoubtsandDebatesovertheWorthof MBA??BillGatesthebillionaireMicrosoft chairmanwithoutasingleearneduniversitydegreeisbyhissuccessraising newdoubtsabouttheworthofthebusinessworld’sfavoriteacademictitle:the MBAMasterofBusinessAdministration.??TheMBAa 20th-centuryproductalwayshasbornethemarkoflowlycommerceandgreed贪婪 onthetree-linedcampusesruledbypurerdisciplinessuchasphilosophyand literature.Butevenwiththerecessionapparentlycuttingintothehiringof businessschoolgraduatesabout79000peopleareexpectedtoreceiveMBAsin 1993.Thisisnearly16timesthenumberofbusinessgraduatesin1960a testimonytothewidespreadassumptionthattheMBAisvitalforyoungmenand womenwhowanttoruncompaniessomeday.Ifyouaregoingintothecorporate worlditisstilladisadvantagenottohaveonesaidDonaldMorrison professorofmarketingandmanagementscience.Butinthelastfiveyearsor sowhensomeonesays’ShouldIattempttogetanMBA’theansweralotmore is:Itdepends.??ThesuccessofBillGatesandothernon-MBAs suchasthelateSamWaltonofWal-MartStoresInc.hashelpedinspire self-consciousdebatesonbusinessschoolcampusesovertheworthofabusiness degreeandwhethermanagementskillscanbetaught.??TheHarvard BusinessReviewprintedalivelyfictionalexchangeofletterstodramatize complaintsaboutbusinessdegreeholders.ThearticlecalledMBAhires extremelydisappointingandsaidMBAswantstomoveuptoofasttheydon’t understandpoliticsandpeopleandtheyaren’tabletofunctionaspartofa teamuntiltheirthirdyear.Butbythenthey’reoutlookingforotherjobs. TheproblemmostparticipantsinthedebateacknowledgeisthattheMBAhas acquiredanaura光环offuturerichesandpowerforbeyonditsactual importanceandusefulness.??Enrollmentinbusinessschools explodedinthe1970sand1980sandcreatedtheassumptionthatnoonewho pursuedabusinesscareercoulddowithoutone.Thegrowthwasfueledbya backlash反冲againsttheanti-businessvaluesofthe1960sandbythewomen’s movement.??BusinesspeoplewhohavehiredorworkedwithMBAssay thosewiththedegreesoftenknowhowtoanalyzesystemsbutarenotsoskillful atmotivatingpeople.Theydon’tgetalotofgroundinginthepeoplesideof thebusinesssaidJamesShaffervicepresidentandprincipaloftheTowers Perrinmanagementconsultingfirm.Whatisthepassagemainlyabout?
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{{*HTML*}}{{B}}第二篇{{/B}} BenefitPaymentstoAmerican Workers??GermanChancellor首相OttoVonBismarck maybemostfamousforhismilitaryanddiplomatictalentbuthislegacy遗产 includesmanyoftoday’ssocialinsuranceprograms.Duringthemiddleofthe 19thcenturyGermanyalongwithotherEuropeannationsexperiencedan unprecedentedrashofworkplacedeathsandaccidentsasaresultofgrowing industrialization.MotivatedinpartbyChristiancompassion怜悯forthe helplessaswellasapracticalpoliticalimpulsetoundercutthesupportofthe socialistlabormovement.’ChancellorBismarckcreatedtheworld’sfirst workers’compensationlawin1884.??By1908theUnitedStates wastheonlyindustrialnationintheworldthatlackedworkers’compensation insurance.America’sinjuredworkerscouldsuefordamagesinacourtoflaw buttheystillfacedanumberoftoughlegalbarriers.Forexampleemployees hadtoprovethattheirinjuriesdirectlyresultedfromemployernegligenceand thattheythemselveswereignorantaboutpotentialhazardsintheworkplace.The firststateworkers’compensationlawinthecountrypassedin1911andthe programsoonspreadthroughoutthenation.??AfterWorldWarⅡ benefitpaymentstoAmericanworkersdidnotkeepupwiththecostofliving.In factrealbenefitlevelswerelowerinthe1970sthantheywereinthe1940s andinmoststatesthemaximumbenefitwasbelowthepovertylevelforafamily offour.?In1970PresidentRichardNixonsetupanationalcommissionto studytheproblemsofworkers’compensation.Twoyearslaterthecommission issued19keyrecommendationsincludingonethatcalledforincreasing compensationbenefitlevelsto100percentofthestates’averageweekly wages.??InfacttheaveragecompensationbenefitinAmericahas climbedfrom55percentofthestates’averageweeklywagesin1972to97 percenttoday.Butasmoststudiesshowevery10percentincreasein compensationbenefitsresultsina5percentincreaseinthenumbersofworkers whofileforclaims.Andwithsomuchmoremoneyfloatingintheworkers’ compensationsystemit’snotsurprisingthatdoctorsandlawyershavehelped themselvestoalargesliceofthegrowingpie.After1972workers’compensationinsuranceintheU.S.becamemorefavorabletoworkerssothat______.
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ?? WonderWebs??Spiderwebs aremorethanhomesandtheyareingenioustraps.Andtheworld’sbestweb spinnermaybetheGoldernOrbWeaverspider.ThefemaleOrbWeaverspinsaweb offibersthinenoughtobeinvisibletoinsect?yet{{U}}?51 ?{{/U}}enoughtosnareaflyingbirdwithoutbreaking.??The secretoftheweb’sstrength.Atypeofsuper-resilient{{U}}?52?{{/U}} calleddragline.Whenthefemalespiderisreadyto{{U}}?53?{{/U}}the web’sspokesandframesheusesherlegstodrawtheairythreadoutthrougha hollownozzleinherbelly.Draglineisnotstickysothespidercanraceback andforthalong{{U}}?54?{{/U}}tospintheweb’strademark spiral.??Unlikesomespidersthatweaveanewwebeverydaya GoldenOrbWeaver{{U}}?55?{{/U}}herhandiworkuntilitfailsapart sometimesnotfortwoyears.Thesilkythreadisfivetimesstrongerthansteel byweightandabsorbstheforceofanimpactthreetimesbetterthanKevlara highstrengthhuman-made{{U}}?56?{{/U}}usedinbullet-proofvests. ?Andthankstoitshightensilestrengthortheabilitytoresistbreaking underthepullingforcecalledtensionasinglestrandcanstretchupto40 percentlongerthanitsoriginal{{U}}?57?{{/U}}andsnapbackaswell asnew.Nohuman-madefiberevencomes{{U}}?58?{{/U}}.? ?Itisno{{U}}?59?{{/U}}manufacturersareclamoringforspider silk.Intheconsumerpipeline:high-performancefabricsforathletesand stockingsthatneverrun.Thinkparachutecordsandsuspensionbridgecables.A steady{{U}}?60?{{/U}}ofspidersilkwouldbeworthbillionsof dollars—buthowtoproduceit?Harvestingsilkonspiderfarmsdoesnot {{U}}?61?{{/U}}becausetheterritorialarthropodshaveatendencyto devourtheirneighbors.??Nowscientistsatthebiotechnology companyNexiaarespinningartificialsilkmodeledafterGoldernOrbdragline. The{{U}}?62?{{/U}}step:extractsilk-makinggenesfromthespiders. Nextimplantthegenesintogoateggcells.Thenannygoatsthatgrowfromthe eggssecretedraglinesilkproteinsintheir{{U}}?63?{{/U}}.The younggoatspassonthesilk-makinggenewithout{{U}}?64?{{/U}}help fromussaysNexiapresidentJeffreyTurner.?Nexiaisstillperfecting thespinningprocessbuttheyhopeartificialspidersilkwillsoonbesnagging customers{{U}}?65?{{/U}}therealthingsnags bugs.
IntheUnitedStateseducationalsystemintermediateschoolisthetransitional{{U}}phase{{/U}}betweentheprimarygradesandhighschool.
TheCommissionhasalsobegunlookingintothe{{U}}role{{/U}}ofclimate.
{{*HTML*}}??A.becostly??B.harmful??C. savealife??D.stillopentodebate??E.reduce theriskofradiationtriggeringacancer??F.reducedtothe minimumEarlydiscoveryofbreastcancermay______.
{{*HTML*}}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? ? ScreenTest??1 ?EveryyearmillionsofwomenarescreenedwithX-raystopickupsignsof breastcancerffthishappensearlyenoughthediseasecanoftenbetreated successfully.Accordingtoasurveypub-lishedlastyear21countrieshave screeningprogrammes.NineofthemincludingAustraliaCanadatheUSand Spainscreenwomenunder50.??2?Butthemedicalbenefits ofscreeningtheseyoungerwomenarecontroversialpartlybecausetheradiation bringsasmallriskofinducingcancer.Alsoyoungerwomenmustbegivenhigher dosesofX-raysbecausetheirbreasttissueisdenser.??3 ?ResearchersatthePolytechnicUniversityofValenciaanalyzedtheeffect ofscreeningmorethan160000womenat11localclinics.Afterestimatingthe women’scumulativedoseofradiationtheyusedtwomodelstocalculatethe numberofextracancersthiswouldcause.??4?The mathematicalmodelrecommendedbyBritain’sNationalRadiologicalProtection BoardNRPBpredictedthatthescreeningprogrammewouldcause36cancersper 100000women18ofthemfatal.ThemodelpreferredbytheUNScientific CommitteeontheEffectsofAtomicRadiationledtoalowerfigureof20 cancers.??5?Theresearchersarguethatthelevelof radiation-inducedcancersisnotverysignificantcomparedtothefarlarger numberofcancersthatarediscoveredand.treated.TheValenciaprogrammethey saydetectsbetween300and450casesofbreastcancerinevery100000women screened.??6?Buttheypointoutthattheriskofwomen contractingcancerfromradiationcouldbereducedbybetween40and80percent ifscreeningbeganat50insteadof45becausetheywouldbeexposedtoless radiation.Theresultsoftheirstudytheysuggestcouldhelpoptimizethe techniqueforbreastcancerscreening.??7?Thereisa trade-offbetweenthediagnosticbenefitsofbreastscreeninganditsrisks admitsMichaelClarkoftheNRPB.Buthewarnsthatthestudyshouldbe interpretedwithcaution.Onthebasisofthecurrentdataforevery10 cancerssuccessfullydetectedandpreventedthereisariskofcausingonelater inlife.That’swhyradiationexposureshouldbeminimizedinanyscreening programme. ??A.HarmScreeningMayDotoaYoungerWoman??B. InvestigatingtheEffectofScreening??C.EffectsPredictedby TwoDifferentModels??D.SmallRiskofInducingCancersfrom Radiation??E.TreatmentofCancers??F.Factors ThatTriggerCancersParagraph4______.
{{*HTML*}}下面有3篇短文每篇短文后有5道题请根据短文内容为每题定1个最佳选项{{B}}第一篇{{/B}} DoubtsandDebatesovertheWorthof MBA??BillGatesthebillionaireMicrosoft chairmanwithoutasingleearneduniversitydegreeisbyhissuccessraising newdoubtsabouttheworthofthebusinessworld’sfavoriteacademictitle:the MBAMasterofBusinessAdministration.??TheMBAa 20th-centuryproductalwayshasbornethemarkoflowlycommerceandgreed贪婪 onthetree-linedcampusesruledbypurerdisciplinessuchasphilosophyand literature.Butevenwiththerecessionapparentlycuttingintothehiringof businessschoolgraduatesabout79000peopleareexpectedtoreceiveMBAsin 1993.Thisisnearly16timesthenumberofbusinessgraduatesin1960a testimonytothewidespreadassumptionthattheMBAisvitalforyoungmenand womenwhowanttoruncompaniessomeday.Ifyouaregoingintothecorporate worlditisstilladisadvantagenottohaveonesaidDonaldMorrison professorofmarketingandmanagementscience.Butinthelastfiveyearsor sowhensomeonesays’ShouldIattempttogetanMBA’theansweralotmore is:Itdepends.??ThesuccessofBillGatesandothernon-MBAs suchasthelateSamWaltonofWal-MartStoresInc.hashelpedinspire self-consciousdebatesonbusinessschoolcampusesovertheworthofabusiness degreeandwhethermanagementskillscanbetaught.??TheHarvard BusinessReviewprintedalivelyfictionalexchangeofletterstodramatize complaintsaboutbusinessdegreeholders.ThearticlecalledMBAhires extremelydisappointingandsaidMBAswantstomoveuptoofasttheydon’t understandpoliticsandpeopleandtheyaren’tabletofunctionaspartofa teamuntiltheirthirdyear.Butbythenthey’reoutlookingforotherjobs. TheproblemmostparticipantsinthedebateacknowledgeisthattheMBAhas acquiredanaura光环offuturerichesandpowerforbeyonditsactual importanceandusefulness.??Enrollmentinbusinessschools explodedinthe1970sand1980sandcreatedtheassumptionthatnoonewho pursuedabusinesscareercoulddowithoutone.Thegrowthwasfueledbya backlash反冲againsttheanti-businessvaluesofthe1960sandbythewomen’s movement.??BusinesspeoplewhohavehiredorworkedwithMBAssay thosewiththedegreesoftenknowhowtoanalyzesystemsbutarenotsoskillful atmotivatingpeople.Theydon’tgetalotofgroundinginthepeoplesideof thebusinesssaidJamesShaffervicepresidentandprincipaloftheTowers Perrinmanagementconsultingfirm.AccordingtoParagraph2whatisthegeneralattitudetowardsbusinessoncampusesdominatedbypurerdisciplines?
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ?? WonderWebs??Spiderwebs aremorethanhomesandtheyareingenioustraps.Andtheworld’sbestweb spinnermaybetheGoldernOrbWeaverspider.ThefemaleOrbWeaverspinsaweb offibersthinenoughtobeinvisibletoinsect?yet{{U}}?51 ?{{/U}}enoughtosnareaflyingbirdwithoutbreaking.??The secretoftheweb’sstrength.Atypeofsuper-resilient{{U}}?52?{{/U}} calleddragline.Whenthefemalespiderisreadyto{{U}}?53?{{/U}}the web’sspokesandframesheusesherlegstodrawtheairythreadoutthrougha hollownozzleinherbelly.Draglineisnotstickysothespidercanraceback andforthalong{{U}}?54?{{/U}}tospintheweb’strademark spiral.??Unlikesomespidersthatweaveanewwebeverydaya GoldenOrbWeaver{{U}}?55?{{/U}}herhandiworkuntilitfailsapart sometimesnotfortwoyears.Thesilkythreadisfivetimesstrongerthansteel byweightandabsorbstheforceofanimpactthreetimesbetterthanKevlara highstrengthhuman-made{{U}}?56?{{/U}}usedinbullet-proofvests. ?Andthankstoitshightensilestrengthortheabilitytoresistbreaking underthepullingforcecalledtensionasinglestrandcanstretchupto40 percentlongerthanitsoriginal{{U}}?57?{{/U}}andsnapbackaswell asnew.Nohuman-madefiberevencomes{{U}}?58?{{/U}}.? ?Itisno{{U}}?59?{{/U}}manufacturersareclamoringforspider silk.Intheconsumerpipeline:high-performancefabricsforathletesand stockingsthatneverrun.Thinkparachutecordsandsuspensionbridgecables.A steady{{U}}?60?{{/U}}ofspidersilkwouldbeworthbillionsof dollars—buthowtoproduceit?Harvestingsilkonspiderfarmsdoesnot {{U}}?61?{{/U}}becausetheterritorialarthropodshaveatendencyto devourtheirneighbors.??Nowscientistsatthebiotechnology companyNexiaarespinningartificialsilkmodeledafterGoldernOrbdragline. The{{U}}?62?{{/U}}step:extractsilk-makinggenesfromthespiders. Nextimplantthegenesintogoateggcells.Thenannygoatsthatgrowfromthe eggssecretedraglinesilkproteinsintheir{{U}}?63?{{/U}}.The younggoatspassonthesilk-makinggenewithout{{U}}?64?{{/U}}help fromussaysNexiapresidentJeffreyTurner.?Nexiaisstillperfecting thespinningprocessbuttheyhopeartificialspidersilkwillsoonbesnagging customers{{U}}?65?{{/U}}therealthingsnags bugs.
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