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The Function of Tomatoes How do we love tomatoes? Let’’s count the w...
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OneGoodReasontoLetSmallpoxLive It’’snowafairbetthatwewillneverseethetotalextinctionofthesmallpoxvirus.Theideawastocapthegloriousachievementof1980whensmallpoxwaseradicatedinthewildbydestroyingthekillervirusinthelasttwolabsthataresupposedtohaveit—oneintheUSandoneinRussia.Ifsmallpoxhadtrulygonefromtheplanetwhatpointwasthereinkeepingthesereserves? 【51】realityofcourseitwasnaiveto【52】thateveryonewouldlet【53】ofsuchapotentpotentialweapon.Undoubtedlyseveralnationsstillhave【54】vials.【55】thelastofficialstocksoflivevirusbredmistrustoftheUSandRussia【56】noobviousgain. NowAmericanresearchershave【57】ananimalmodelofthehumandiseaseopeningthe【58】fortestsonnewtreatmentsandvaccines.Soonceagainthere’’sagoodreasonto【59】thevirus—justin【60】thediseaseputsinareappearance. Howdowe【61】withthemistrustoftheUSandRussia?【62】.Keepthevirus【63】internationalauspicesinawell-guardedUNlaboratorythat’’sopentoallcountries.TheUSwillobjectofcoursejustasitrejectsamultilateralapproachtojustabouteverything.Butitdoesn’’t【64】theideaiswrong.Ifthevirus【65】usefulthenlet’’smakeittheservantofallhumanity——notjustapartofit. smallpoxn.天花 vialn.小瓶 auspicesn.赞助支持 capvt.结束覆盖 potentadj.有效力的强有力的 mistrustn.不信任怀疑
OldMothers’ChildrenHaveHigherDiabetes糖尿病Risk Childrenofoldermothersrunahigherriskofdevelopinginsulin-dependent胰岛素依赖型的diabetestheBritishMedicalJournalsaid.Astrongassociationwasfoundbetweenincreasingmaternal母亲的ageatdeliveryandriskofinsulin-dependentdiabetesinthechild.RiskwashighestinfirstbornchildrenanddecreasedprogressivelywithhigherbirthorderProfessorEdwinGaleandcolleaguesatSouthmeadHospitalinBristolsaid.Diabetesisaseriousincurablelifelongdiseasecharacterized以......作为特性byallinabilitytocontroltheamountofsugarintheblood.Insulin-dependentdiabeteswhichmainlyaffectschildrenistreatedbyadministeringthehormoneinsulin.Galelookedinto1375familiesintheOxfordareawhereoneormorechildrenhaddiabetesandfoundthattheriskofachilddevelopinginsulin-dependentdiabetesincreasedby25percentforeachfive-yearbandofthemothersage. Theriskofdevelopingdiabeteswasalsolinkedtotheageofthefather.Foreveryfive-yearbandofthefather’’sagetheriskofthechilddevelopingdiabetesincreasedbyninepercent.Theriskofdiabeteswashigh?estamongthefirstbornchildrenofmotherswhostartedtheirfamilieslateandtheriskdecreasedbyabout15percentforeachsubsequentchildtheBMJsaid.Theolderthemothertheearlierthestartofinsulin-dependentdiabetesinthechild.Otherstudieshavealreadyshownthatchildrenborntooldermothersovertheageof35haveanincreasedriskofdiabetesbutthisstudyisthefirsttoestablishthatriskincreasescontinuouslyinrelationtoincreasingmaternalageDr.PollyBingleyofSouthmeadHospitaltoldReuters路透社.Thenewstudyisthefirsttoshowthatriskisrelatedtobirthorder. Thestudyalsopartlyexplainsincreasingdiabetes.Between1970and1996theproportionofchildrenborntomothersagedbetween30and34increasedto28percentfrom15percentandthiscouldaccountforrisingnumbersofchildhooddiabetespatientsthescientistssaidinthealarmingincreaseintherateofinsulin-dependentdiabetesamongchildreninrecentyears.Thisstudymaywellprovideacluetotheunderstandingofthisproblem.ItismostlikelythatthereareanumberoffactorstoexplaintheincreaseDiabetesUKsaid.Therearesome1.4milliondiagnoseddiabetessufferersinBritainthecharityDiabetesUKsaid.Ofthese1.4millionsufferersthereare20000peopleunderage20whosufferfrominsulin-dependentdiabetes. Accordingtothepassagetheriskofachilddevelopinginsulin-dependentdiabetesislinkedtoallthefollowingfactorsEXCEPT______.
Eatingtoomuchfatcanleadtoheartdiseaseandcausehighbloodpressure.
AdaptationofLivingThings Certainanimalsandplantsdevelopcharacteristicsthathelpthemcopewiththeirenvironmentbetterthanothersoftheirkind.Thisnaturalbiologicalprocessiscalledadaptation.Amongthesuperiorcharacteristicsdevelopedthroughadaptationarethosethatmayhelpingettingfoodorshelterinprovidingprotectionandinproducingandprotectingtheyoung.Thatresultsintheevolutionofmoreandmoreorganismsthatarebetterfittedtotheirenvironments. Eachlivingthingisadaptedtoitswayoflifeinageneralwaybuteachisadaptedespeciallytoitsowndistinctclass.Aplantforexampledependsuponitsrootstofixitselffirmlyandtoabsorbwaterandinorganicchemicals.Itdependsuponitsgreenleavesforusingthesun’’senergytomakefoodfrominorganicchemicals.Thesearegeneraladaptationscommontomostplants.Inadditiontherearespecialadaptationsthatonlycertainkindsofplantshave. Manyanimalshaveadaptationsthathelpthemescapefromtheirenemies.Someinsectsarehiddenbytheirbodycolororshapeandmanylooklikealeaforalittlebranch.Thecoatsofdeerarecoloredtomixwiththesurroundings.Manyanimalshavetheabilitytoremaincompletelystillwhenanenemyisnear. Organismshaveagreatvarietyofwaysofadapting.Theymayadaptintheirstructurefunctionandgenetics;intheirdevelopmentandproductionoftheyoung;andinotherrespects.Anorganismmaycreateitswonenvironmentasdowarm-bloodedmammalswhichhavetheabilitytoadjustbodyheatexactlytomaintaintheiridealtemperaturedespitechangingweather.Usuallyadaptationsareanadvantagebutsometimesanorganismissowelladaptedtoaparticularenvironmentthatifconditionschangeitfindsitdifficultorimpossibletoreadapttothenewconditions. Inthefirstparagraphthewordenvironmentscouldbestbereplacedby______.
GlobalWarmingandTechnologicalchanges Recentstudieshaveidentifiedfourmajorglobalenvironmentalrisks:acidrainozonedepletiondeforestationandthegreenhouseeffect.OnthewholethankstotechnologicalchangespeoplenowtendtomovetowardwarmerregionsinNorthAmericaandEurope.ClimatewarmingwillprobablybeaboontoAlaskawhichisAmerica’’sleastproductivestateinGrossNationalProductGNPpersquaremile. StudiesoftheimpactofglobalwarmingontheUnitedStatesandotherdevelopedregionsfindthatthemostvulnerableareasarethosedependentonunmanagedecosystems—onnaturallyoccurringrainfallrun-offandtemperaturesandtheextremesofthesevariables.Agricultureforestryandcoastalactivitiesfallintothiscategory. Mosteconomicactivityinindustrializedcountrieshoweverdependsverylittleontheclimate.Intensive-careunitsofhospitalscommunicationsheavymanufacturingandmicroelectronicsareamongthesectorslikelytobeunaffectedbyclimaticchange.InselectingwhethertosetupinsayHongKongorinWarsawfewbusinesseswillconsidertemperatureaweightyfactor. GreenhousewarmingwouldhavelittleeffectonAmericasnationaloutput.About3%ofAmericanGNPoriginatesinclimatesensitivesectorssuchasfarmingandforestry.Another10%comesfromsectorsonlymodestlysensitive-energywatersystemspropertyandconstruction.Forthelargestshare87%comesfromsectorsincludingmostservicesthatarenegligiblyaffectedbyclimatechange. Thearticleistalkingabouttheacidrain.
OneGoodReasontoLetSmallpoxLive It’’snowafairbetthatwewillneverseethetotalextinctionofthesmallpoxvirus.Theideawastocapthegloriousachievementof1980whensmallpoxwaseradicatedinthewildbydestroyingthekillervirusinthelasttwolabsthataresupposedtohaveit—oneintheUSandoneinRussia.Ifsmallpoxhadtrulygonefromtheplanetwhatpointwasthereinkeepingthesereserves? 【51】realityofcourseitwasnaiveto【52】thateveryonewouldlet【53】ofsuchapotentpotentialweapon.Undoubtedlyseveralnationsstillhave【54】vials.【55】thelastofficialstocksoflivevirusbredmistrustoftheUSandRussia【56】noobviousgain. NowAmericanresearchershave【57】ananimalmodelofthehumandiseaseopeningthe【58】fortestsonnewtreatmentsandvaccines.Soonceagainthere’’sagoodreasonto【59】thevirus—justin【60】thediseaseputsinareappearance. Howdowe【61】withthemistrustoftheUSandRussia?【62】.Keepthevirus【63】internationalauspicesinawell-guardedUNlaboratorythat’’sopentoallcountries.TheUSwillobjectofcoursejustasitrejectsamultilateralapproachtojustabouteverything.Butitdoesn’’t【64】theideaiswrong.Ifthevirus【65】usefulthenlet’’smakeittheservantofallhumanity——notjustapartofit. smallpoxn.天花 vialn.小瓶 auspicesn.赞助支持 capvt.结束覆盖 potentadj.有效力的强有力的 mistrustn.不信任怀疑
GlobalWarmingandTechnologicalchanges Recentstudieshaveidentifiedfourmajorglobalenvironmentalrisks:acidrainozonedepletiondeforestationandthegreenhouseeffect.OnthewholethankstotechnologicalchangespeoplenowtendtomovetowardwarmerregionsinNorthAmericaandEurope.ClimatewarmingwillprobablybeaboontoAlaskawhichisAmerica’’sleastproductivestateinGrossNationalProductGNPpersquaremile. StudiesoftheimpactofglobalwarmingontheUnitedStatesandotherdevelopedregionsfindthatthemostvulnerableareasarethosedependentonunmanagedecosystems—onnaturallyoccurringrainfallrun-offandtemperaturesandtheextremesofthesevariables.Agricultureforestryandcoastalactivitiesfallintothiscategory. Mosteconomicactivityinindustrializedcountrieshoweverdependsverylittleontheclimate.Intensive-careunitsofhospitalscommunicationsheavymanufacturingandmicroelectronicsareamongthesectorslikelytobeunaffectedbyclimaticchange.InselectingwhethertosetupinsayHongKongorinWarsawfewbusinesseswillconsidertemperatureaweightyfactor. GreenhousewarmingwouldhavelittleeffectonAmericasnationaloutput.About3%ofAmericanGNPoriginatesinclimatesensitivesectorssuchasfarmingandforestry.Another10%comesfromsectorsonlymodestlysensitive-energywatersystemspropertyandconstruction.Forthelargestshare87%comesfromsectorsincludingmostservicesthatarenegligiblyaffectedbyclimatechange. Climatechangesplayanimportantpartincommunications.
OneGoodReasontoLetSmallpoxLive It’’snowafairbetthatwewillneverseethetotalextinctionofthesmallpoxvirus.Theideawastocapthegloriousachievementof1980whensmallpoxwaseradicatedinthewildbydestroyingthekillervirusinthelasttwolabsthataresupposedtohaveit—oneintheUSandoneinRussia.Ifsmallpoxhadtrulygonefromtheplanetwhatpointwasthereinkeepingthesereserves? 【51】realityofcourseitwasnaiveto【52】thateveryonewouldlet【53】ofsuchapotentpotentialweapon.Undoubtedlyseveralnationsstillhave【54】vials.【55】thelastofficialstocksoflivevirusbredmistrustoftheUSandRussia【56】noobviousgain. NowAmericanresearchershave【57】ananimalmodelofthehumandiseaseopeningthe【58】fortestsonnewtreatmentsandvaccines.Soonceagainthere’’sagoodreasonto【59】thevirus—justin【60】thediseaseputsinareappearance. Howdowe【61】withthemistrustoftheUSandRussia?【62】.Keepthevirus【63】internationalauspicesinawell-guardedUNlaboratorythat’’sopentoallcountries.TheUSwillobjectofcoursejustasitrejectsamultilateralapproachtojustabouteverything.Butitdoesn’’t【64】theideaiswrong.Ifthevirus【65】usefulthenlet’’smakeittheservantofallhumanity——notjustapartofit. smallpoxn.天花 vialn.小瓶 auspicesn.赞助支持 capvt.结束覆盖 potentadj.有效力的强有力的 mistrustn.不信任怀疑
AmericansDecrease IncreasinglyhistoriansareblamingdiseasesimportedfromtheOldWorldforthestaggeringdisparity不同betweentheindigenous本土的populationofAmericain1492—newestimatesofwhichsoarashighas100millionorapproximatelyone-sixthofthehumanraceatthattime—andthefewmillionfull-bloodedNativeAmericansaliveattheendofthenineteenthcentury.Thereisnodoubtthatchronicdiseasewasanimportantfactorintheprecipitous险峻的declineanditishighlyprobablethatthegreatestkillerwasepidemicdiseaseespeciallyasmanifestedinvirgin-soil处女地epidemics. Virgin-soilepidemicsarethoseinwhichthepopulationsatriskhavehadnopreviouscontactwiththediseasesthatstrikethemandarethereforeimmunologically免疫学的almostdefenseless.Thatvirgin-soilepidemicswereimportantinAmericanhistoryisstronglyindicatedbyevidencethatanumberofdangerousmaladies病—smallpoxmeasles麻疹malaria疟病yellowfeverandundoubtedlyseveralmore—wereunknowninthepre-ColumbianNewWorld.TheeffectsoftheirsuddenintroductionaredemonstratedintheearlychroniclesofAmericawhichcontainreportsofhorrendous可怕的epidemicsandsteeppopulationdeclinesconfirmedinmanycasesbyrecentequantitativeanalysesofSpanishtributerecordsandothersources.TheevidenceprovidedbythedocumentsofBritishandFrenchcoloniesisnotasdefinitivebecausetheconquerorsofthoseareasdidnotestablishpermanentsettlementsandbegintokeepcontinuousrecordsuntiltheseventiethcenturybywhichtimetheworstepidemicshadprobablyalreadytakenplace.FurthermoretheBritishtendedtodrivethenativepopulationsawayratherthanenslavingthemastheSpaniardsdidsothattheepidemicsofBritishAmericaoccurredbeyondtherangeofcolonistsdirectobservation. EvensothesurvivingrecordsofNorthAmericadocontainreferencestodeadlyepidemicsamongtheindigenouspopulation.In1616—1619anepidemicpossiblyofbubonicorpneumonic肺的plague瘟疫sweptcoastalNewEnglandkillingasmanyasnineoutoften.Duringthe1630’’ssmall-poxthediseasemostfataltotheNativeAmericanpeopleeliminatedhalfthepopulationoftheHuronandIroquoisconfederations.Inthe1820’’sfeverdevastatedthepeopleoftheCoulumbiaRiverareakillingeightoutoftenofthem. UnfortunatelythedocumentationoftheseandotherepidemicsisslightandfrequentlyunreliableanditisnecessarytosupplementwhatlittlewedoknowwithevidencefromrecentepidemicsamongNativeAmericans.Forexamplein1952anoutbreakofmeaslesamongtheNativeAmericaninhabitantsofUngavaBay.Quebecaffected99percentofthepopulationandkilled7percenteventhoughsomehadthebenefitofmodernmedicine.Casessuchasthisdemonstratethatevendiseasesthatarenotnormallyfatalcanhavedevastatingconsequenceswhentheystrikeanimmunologicallydefenselesscommunity. Theauthorimplieswhichofthefollowingstatementsaboutmeasles?
Allforeigntroopsmustwithdrawfromthecountry.
OldMothers’ChildrenHaveHigherDiabetes糖尿病Risk Childrenofoldermothersrunahigherriskofdevelopinginsulin-dependent胰岛素依赖型的diabetestheBritishMedicalJournalsaid.Astrongassociationwasfoundbetweenincreasingmaternal母亲的ageatdeliveryandriskofinsulin-dependentdiabetesinthechild.RiskwashighestinfirstbornchildrenanddecreasedprogressivelywithhigherbirthorderProfessorEdwinGaleandcolleaguesatSouthmeadHospitalinBristolsaid.Diabetesisaseriousincurablelifelongdiseasecharacterized以......作为特性byallinabilitytocontroltheamountofsugarintheblood.Insulin-dependentdiabeteswhichmainlyaffectschildrenistreatedbyadministeringthehormoneinsulin.Galelookedinto1375familiesintheOxfordareawhereoneormorechildrenhaddiabetesandfoundthattheriskofachilddevelopinginsulin-dependentdiabetesincreasedby25percentforeachfive-yearbandofthemothersage. Theriskofdevelopingdiabeteswasalsolinkedtotheageofthefather.Foreveryfive-yearbandofthefather’’sagetheriskofthechilddevelopingdiabetesincreasedbyninepercent.Theriskofdiabeteswashigh?estamongthefirstbornchildrenofmotherswhostartedtheirfamilieslateandtheriskdecreasedbyabout15percentforeachsubsequentchildtheBMJsaid.Theolderthemothertheearlierthestartofinsulin-dependentdiabetesinthechild.Otherstudieshavealreadyshownthatchildrenborntooldermothersovertheageof35haveanincreasedriskofdiabetesbutthisstudyisthefirsttoestablishthatriskincreasescontinuouslyinrelationtoincreasingmaternalageDr.PollyBingleyofSouthmeadHospitaltoldReuters路透社.Thenewstudyisthefirsttoshowthatriskisrelatedtobirthorder. Thestudyalsopartlyexplainsincreasingdiabetes.Between1970and1996theproportionofchildrenborntomothersagedbetween30and34increasedto28percentfrom15percentandthiscouldaccountforrisingnumbersofchildhooddiabetespatientsthescientistssaidinthealarmingincreaseintherateofinsulin-dependentdiabetesamongchildreninrecentyears.Thisstudymaywellprovideacluetotheunderstandingofthisproblem.ItismostlikelythatthereareanumberoffactorstoexplaintheincreaseDiabetesUKsaid.Therearesome1.4milliondiagnoseddiabetessufferersinBritainthecharityDiabetesUKsaid.Ofthese1.4millionsufferersthereare20000peopleunderage20whosufferfrominsulin-dependentdiabetes. Whatisthecorrelationbetweenthemother’sageandthetimewhenthechilddevelopsinsulin-dependentdiabetes?
AdaptationofLivingThings Certainanimalsandplantsdevelopcharacteristicsthathelpthemcopewiththeirenvironmentbetterthanothersoftheirkind.Thisnaturalbiologicalprocessiscalledadaptation.Amongthesuperiorcharacteristicsdevelopedthroughadaptationarethosethatmayhelpingettingfoodorshelterinprovidingprotectionandinproducingandprotectingtheyoung.Thatresultsintheevolutionofmoreandmoreorganismsthatarebetterfittedtotheirenvironments. Eachlivingthingisadaptedtoitswayoflifeinageneralwaybuteachisadaptedespeciallytoitsowndistinctclass.Aplantforexampledependsuponitsrootstofixitselffirmlyandtoabsorbwaterandinorganicchemicals.Itdependsuponitsgreenleavesforusingthesun’’senergytomakefoodfrominorganicchemicals.Thesearegeneraladaptationscommontomostplants.Inadditiontherearespecialadaptationsthatonlycertainkindsofplantshave. Manyanimalshaveadaptationsthathelpthemescapefromtheirenemies.Someinsectsarehiddenbytheirbodycolororshapeandmanylooklikealeaforalittlebranch.Thecoatsofdeerarecoloredtomixwiththesurroundings.Manyanimalshavetheabilitytoremaincompletelystillwhenanenemyisnear. Organismshaveagreatvarietyofwaysofadapting.Theymayadaptintheirstructurefunctionandgenetics;intheirdevelopmentandproductionoftheyoung;andinotherrespects.Anorganismmaycreateitswonenvironmentasdowarm-bloodedmammalswhichhavetheabilitytoadjustbodyheatexactlytomaintaintheiridealtemperaturedespitechangingweather.Usuallyadaptationsareanadvantagebutsometimesanorganismissowelladaptedtoaparticularenvironmentthatifconditionschangeitfindsitdifficultorimpossibletoreadapttothenewconditions. Whichofthefollowingisnotdirectlymentioned?
OldMothers’ChildrenHaveHigherDiabetes糖尿病Risk Childrenofoldermothersrunahigherriskofdevelopinginsulin-dependent胰岛素依赖型的diabetestheBritishMedicalJournalsaid.Astrongassociationwasfoundbetweenincreasingmaternal母亲的ageatdeliveryandriskofinsulin-dependentdiabetesinthechild.RiskwashighestinfirstbornchildrenanddecreasedprogressivelywithhigherbirthorderProfessorEdwinGaleandcolleaguesatSouthmeadHospitalinBristolsaid.Diabetesisaseriousincurablelifelongdiseasecharacterized以......作为特性byallinabilitytocontroltheamountofsugarintheblood.Insulin-dependentdiabeteswhichmainlyaffectschildrenistreatedbyadministeringthehormoneinsulin.Galelookedinto1375familiesintheOxfordareawhereoneormorechildrenhaddiabetesandfoundthattheriskofachilddevelopinginsulin-dependentdiabetesincreasedby25percentforeachfive-yearbandofthemothersage. Theriskofdevelopingdiabeteswasalsolinkedtotheageofthefather.Foreveryfive-yearbandofthefather’’sagetheriskofthechilddevelopingdiabetesincreasedbyninepercent.Theriskofdiabeteswashigh?estamongthefirstbornchildrenofmotherswhostartedtheirfamilieslateandtheriskdecreasedbyabout15percentforeachsubsequentchildtheBMJsaid.Theolderthemothertheearlierthestartofinsulin-dependentdiabetesinthechild.Otherstudieshavealreadyshownthatchildrenborntooldermothersovertheageof35haveanincreasedriskofdiabetesbutthisstudyisthefirsttoestablishthatriskincreasescontinuouslyinrelationtoincreasingmaternalageDr.PollyBingleyofSouthmeadHospitaltoldReuters路透社.Thenewstudyisthefirsttoshowthatriskisrelatedtobirthorder. Thestudyalsopartlyexplainsincreasingdiabetes.Between1970and1996theproportionofchildrenborntomothersagedbetween30and34increasedto28percentfrom15percentandthiscouldaccountforrisingnumbersofchildhooddiabetespatientsthescientistssaidinthealarmingincreaseintherateofinsulin-dependentdiabetesamongchildreninrecentyears.Thisstudymaywellprovideacluetotheunderstandingofthisproblem.ItismostlikelythatthereareanumberoffactorstoexplaintheincreaseDiabetesUKsaid.Therearesome1.4milliondiagnoseddiabetessufferersinBritainthecharityDiabetesUKsaid.Ofthese1.4millionsufferersthereare20000peopleunderage20whosufferfrominsulin-dependentdiabetes. HowmanydiagnoseddiabetespatientsarethereinBritain?
{{*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 Once-dailyPillCouldSimplifyHIV Treatment??Bristol-MyersSquibbandGilead ScienceshavecombinedmanyHIVdrugsintoasinglepill.Sometimesthebest medicineismorethanonekindofmedicine.MalariatuberculosisandHIV/AIDS forexamplearealltreatedwith{{U}}?51?{{/U}}ofdrugs.Butthat canmeanalotofpillstotake.Itwouldbe{{U}}?52?{{/U}}ifdrug companiescombinedallthemedicinesintoasinglepilltakenjustonceaday. ??Nowtwocompaniessaytheyhavedonethatforpeoplejust {{U}}?53?{{/U}}treatmentforHIVthevirusthatcausesAIDS.The companiesareBristol-MyersSquibbandGileadSciences.Theyhave{{U}}?54 ?{{/U}}asinglepillthatcombinesthreedrugscurrentlyonthemarket. Bristol-MyesSquibbsellsoneofthem{{U}}?55?{{/U}}thenameof Sustiva.Gileadcombinedthe{{U}}?56?{{/U}}EmtrivaandVireadinto asinglepillintwothousandfour.??Combiningdrugsinvolves morethan{{U}}?57?{{/U}}issues.Italsoinvolvesissuesof competition{{U}}?58?{{/U}}thedrugsaremadebydifferentcompanies. Thenewonce-dailypillistheresultof{{U}}?59?{{/U}}isdescribed asthefirstjointventureagreementofitskindinthetreatmentofHIV. ??InJanuarytheNewEnglandJournalofMedicinepublisheda studyofthenewpill.Researcherscomparedits{{U}}?60?{{/U}}tothat ofthewidelyusedcombinationofSustivaandCombivir.Combivir{{U}}?61 ?{{/U}}twodrugsAZTand3TC.Theresearcherssaythatafteroneyearof treatmentthenewpillsuppressedHIVlevelsinmorepatientsandwith {{U}}?62?{{/U}}sideeffects.Gileadpaidforthestudy.ProfessorJoel GallantattheJohnsHopkinsSchoolofMedicineinBaltimoreMarylandledthe research.??GlaxoSmithKinereacted{{U}}?63?{{/U}}the findingsbysayingthatasinglestudyisoflimitedvalue.Itsaysthe effectivenessofCombivirhasbeenshownineachofmorethanfiftystudies. ??Thepriceofthenewonce-dailypillhasnotbeenannounced. ButGileadandBristol-MyersSquibbsaytheywillprovideitatreducedcostto developingcountries.TheyplaninthenextfewmonthstoasktheUnitedStates FoodandDrugAdministrationto{{U}}?64?{{/U}}thenewpill. ??Therearelimitstowhocouldtakeitbecauseofthedifferent drugsitcontains.Forexample{{U}}?65?{{/U}}womenaretoldnotto takeSustivabecauseoftheriskofbirthdisorders.Expertssaymorethatforty millionpeoplearoundtheworldarelivingwithHIV.
OneGoodReasontoLetSmallpoxLive It’’snowafairbetthatwewillneverseethetotalextinctionofthesmallpoxvirus.Theideawastocapthegloriousachievementof1980whensmallpoxwaseradicatedinthewildbydestroyingthekillervirusinthelasttwolabsthataresupposedtohaveit—oneintheUSandoneinRussia.Ifsmallpoxhadtrulygonefromtheplanetwhatpointwasthereinkeepingthesereserves? 【51】realityofcourseitwasnaiveto【52】thateveryonewouldlet【53】ofsuchapotentpotentialweapon.Undoubtedlyseveralnationsstillhave【54】vials.【55】thelastofficialstocksoflivevirusbredmistrustoftheUSandRussia【56】noobviousgain. NowAmericanresearchershave【57】ananimalmodelofthehumandiseaseopeningthe【58】fortestsonnewtreatmentsandvaccines.Soonceagainthere’’sagoodreasonto【59】thevirus—justin【60】thediseaseputsinareappearance. Howdowe【61】withthemistrustoftheUSandRussia?【62】.Keepthevirus【63】internationalauspicesinawell-guardedUNlaboratorythat’’sopentoallcountries.TheUSwillobjectofcoursejustasitrejectsamultilateralapproachtojustabouteverything.Butitdoesn’’t【64】theideaiswrong.Ifthevirus【65】usefulthenlet’’smakeittheservantofallhumanity——notjustapartofit. smallpoxn.天花 vialn.小瓶 auspicesn.赞助支持 capvt.结束覆盖 potentadj.有效力的强有力的 mistrustn.不信任怀疑
ThefirsttalksbetweenChinaandtheUnitedStateswerethebaseofthelateragreement.
OneGoodReasontoLetSmallpoxLive It’’snowafairbetthatwewillneverseethetotalextinctionofthesmallpoxvirus.Theideawastocapthegloriousachievementof1980whensmallpoxwaseradicatedinthewildbydestroyingthekillervirusinthelasttwolabsthataresupposedtohaveit—oneintheUSandoneinRussia.Ifsmallpoxhadtrulygonefromtheplanetwhatpointwasthereinkeepingthesereserves? 【51】realityofcourseitwasnaiveto【52】thateveryonewouldlet【53】ofsuchapotentpotentialweapon.Undoubtedlyseveralnationsstillhave【54】vials.【55】thelastofficialstocksoflivevirusbredmistrustoftheUSandRussia【56】noobviousgain. NowAmericanresearchershave【57】ananimalmodelofthehumandiseaseopeningthe【58】fortestsonnewtreatmentsandvaccines.Soonceagainthere’’sagoodreasonto【59】thevirus—justin【60】thediseaseputsinareappearance. Howdowe【61】withthemistrustoftheUSandRussia?【62】.Keepthevirus【63】internationalauspicesinawell-guardedUNlaboratorythat’’sopentoallcountries.TheUSwillobjectofcoursejustasitrejectsamultilateralapproachtojustabouteverything.Butitdoesn’’t【64】theideaiswrong.Ifthevirus【65】usefulthenlet’’smakeittheservantofallhumanity——notjustapartofit. smallpoxn.天花 vialn.小瓶 auspicesn.赞助支持 capvt.结束覆盖 potentadj.有效力的强有力的 mistrustn.不信任怀疑
{{*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 Once-dailyPillCouldSimplifyHIV Treatment??Bristol-MyersSquibbandGilead ScienceshavecombinedmanyHIVdrugsintoasinglepill.Sometimesthebest medicineismorethanonekindofmedicine.MalariatuberculosisandHIV/AIDS forexamplearealltreatedwith{{U}}?51?{{/U}}ofdrugs.Butthat canmeanalotofpillstotake.Itwouldbe{{U}}?52?{{/U}}ifdrug companiescombinedallthemedicinesintoasinglepilltakenjustonceaday. ??Nowtwocompaniessaytheyhavedonethatforpeoplejust {{U}}?53?{{/U}}treatmentforHIVthevirusthatcausesAIDS.The companiesareBristol-MyersSquibbandGileadSciences.Theyhave{{U}}?54 ?{{/U}}asinglepillthatcombinesthreedrugscurrentlyonthemarket. Bristol-MyesSquibbsellsoneofthem{{U}}?55?{{/U}}thenameof Sustiva.Gileadcombinedthe{{U}}?56?{{/U}}EmtrivaandVireadinto asinglepillintwothousandfour.??Combiningdrugsinvolves morethan{{U}}?57?{{/U}}issues.Italsoinvolvesissuesof competition{{U}}?58?{{/U}}thedrugsaremadebydifferentcompanies. Thenewonce-dailypillistheresultof{{U}}?59?{{/U}}isdescribed asthefirstjointventureagreementofitskindinthetreatmentofHIV. ??InJanuarytheNewEnglandJournalofMedicinepublisheda studyofthenewpill.Researcherscomparedits{{U}}?60?{{/U}}tothat ofthewidelyusedcombinationofSustivaandCombivir.Combivir{{U}}?61 ?{{/U}}twodrugsAZTand3TC.Theresearcherssaythatafteroneyearof treatmentthenewpillsuppressedHIVlevelsinmorepatientsandwith {{U}}?62?{{/U}}sideeffects.Gileadpaidforthestudy.ProfessorJoel GallantattheJohnsHopkinsSchoolofMedicineinBaltimoreMarylandledthe research.??GlaxoSmithKinereacted{{U}}?63?{{/U}}the findingsbysayingthatasinglestudyisoflimitedvalue.Itsaysthe effectivenessofCombivirhasbeenshownineachofmorethanfiftystudies. ??Thepriceofthenewonce-dailypillhasnotbeenannounced. ButGileadandBristol-MyersSquibbsaytheywillprovideitatreducedcostto developingcountries.TheyplaninthenextfewmonthstoasktheUnitedStates FoodandDrugAdministrationto{{U}}?64?{{/U}}thenewpill. ??Therearelimitstowhocouldtakeitbecauseofthedifferent drugsitcontains.Forexample{{U}}?65?{{/U}}womenaretoldnotto takeSustivabecauseoftheriskofbirthdisorders.Expertssaymorethatforty millionpeoplearoundtheworldarelivingwithHIV.
Itisoddthatsolittleisknownaboutthetalentedpainter.
OneGoodReasontoLetSmallpoxLive It’’snowafairbetthatwewillneverseethetotalextinctionofthesmallpoxvirus.Theideawastocapthegloriousachievementof1980whensmallpoxwaseradicatedinthewildbydestroyingthekillervirusinthelasttwolabsthataresupposedtohaveit—oneintheUSandoneinRussia.Ifsmallpoxhadtrulygonefromtheplanetwhatpointwasthereinkeepingthesereserves? 【51】realityofcourseitwasnaiveto【52】thateveryonewouldlet【53】ofsuchapotentpotentialweapon.Undoubtedlyseveralnationsstillhave【54】vials.【55】thelastofficialstocksoflivevirusbredmistrustoftheUSandRussia【56】noobviousgain. NowAmericanresearchershave【57】ananimalmodelofthehumandiseaseopeningthe【58】fortestsonnewtreatmentsandvaccines.Soonceagainthere’’sagoodreasonto【59】thevirus—justin【60】thediseaseputsinareappearance. Howdowe【61】withthemistrustoftheUSandRussia?【62】.Keepthevirus【63】internationalauspicesinawell-guardedUNlaboratorythat’’sopentoallcountries.TheUSwillobjectofcoursejustasitrejectsamultilateralapproachtojustabouteverything.Butitdoesn’’t【64】theideaiswrong.Ifthevirus【65】usefulthenlet’’smakeittheservantofallhumanity——notjustapartofit. smallpoxn.天花 vialn.小瓶 auspicesn.赞助支持 capvt.结束覆盖 potentadj.有效力的强有力的 mistrustn.不信任怀疑
GlobalWarmingandTechnologicalchanges Recentstudieshaveidentifiedfourmajorglobalenvironmentalrisks:acidrainozonedepletiondeforestationandthegreenhouseeffect.OnthewholethankstotechnologicalchangespeoplenowtendtomovetowardwarmerregionsinNorthAmericaandEurope.ClimatewarmingwillprobablybeaboontoAlaskawhichisAmerica’’sleastproductivestateinGrossNationalProductGNPpersquaremile. StudiesoftheimpactofglobalwarmingontheUnitedStatesandotherdevelopedregionsfindthatthemostvulnerableareasarethosedependentonunmanagedecosystems—onnaturallyoccurringrainfallrun-offandtemperaturesandtheextremesofthesevariables.Agricultureforestryandcoastalactivitiesfallintothiscategory. Mosteconomicactivityinindustrializedcountrieshoweverdependsverylittleontheclimate.Intensive-careunitsofhospitalscommunicationsheavymanufacturingandmicroelectronicsareamongthesectorslikelytobeunaffectedbyclimaticchange.InselectingwhethertosetupinsayHongKongorinWarsawfewbusinesseswillconsidertemperatureaweightyfactor. GreenhousewarmingwouldhavelittleeffectonAmericasnationaloutput.About3%ofAmericanGNPoriginatesinclimatesensitivesectorssuchasfarmingandforestry.Another10%comesfromsectorsonlymodestlysensitive-energywatersystemspropertyandconstruction.Forthelargestshare87%comesfromsectorsincludingmostservicesthatarenegligiblyaffectedbyclimatechange. Farmingmustconsiderclimateanasimportantfactor.
{{*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 Once-dailyPillCouldSimplifyHIV Treatment??Bristol-MyersSquibbandGilead ScienceshavecombinedmanyHIVdrugsintoasinglepill.Sometimesthebest medicineismorethanonekindofmedicine.MalariatuberculosisandHIV/AIDS forexamplearealltreatedwith{{U}}?51?{{/U}}ofdrugs.Butthat canmeanalotofpillstotake.Itwouldbe{{U}}?52?{{/U}}ifdrug companiescombinedallthemedicinesintoasinglepilltakenjustonceaday. ??Nowtwocompaniessaytheyhavedonethatforpeoplejust {{U}}?53?{{/U}}treatmentforHIVthevirusthatcausesAIDS.The companiesareBristol-MyersSquibbandGileadSciences.Theyhave{{U}}?54 ?{{/U}}asinglepillthatcombinesthreedrugscurrentlyonthemarket. Bristol-MyesSquibbsellsoneofthem{{U}}?55?{{/U}}thenameof Sustiva.Gileadcombinedthe{{U}}?56?{{/U}}EmtrivaandVireadinto asinglepillintwothousandfour.??Combiningdrugsinvolves morethan{{U}}?57?{{/U}}issues.Italsoinvolvesissuesof competition{{U}}?58?{{/U}}thedrugsaremadebydifferentcompanies. Thenewonce-dailypillistheresultof{{U}}?59?{{/U}}isdescribed asthefirstjointventureagreementofitskindinthetreatmentofHIV. ??InJanuarytheNewEnglandJournalofMedicinepublisheda studyofthenewpill.Researcherscomparedits{{U}}?60?{{/U}}tothat ofthewidelyusedcombinationofSustivaandCombivir.Combivir{{U}}?61 ?{{/U}}twodrugsAZTand3TC.Theresearcherssaythatafteroneyearof treatmentthenewpillsuppressedHIVlevelsinmorepatientsandwith {{U}}?62?{{/U}}sideeffects.Gileadpaidforthestudy.ProfessorJoel GallantattheJohnsHopkinsSchoolofMedicineinBaltimoreMarylandledthe research.??GlaxoSmithKinereacted{{U}}?63?{{/U}}the findingsbysayingthatasinglestudyisoflimitedvalue.Itsaysthe effectivenessofCombivirhasbeenshownineachofmorethanfiftystudies. ??Thepriceofthenewonce-dailypillhasnotbeenannounced. ButGileadandBristol-MyersSquibbsaytheywillprovideitatreducedcostto developingcountries.TheyplaninthenextfewmonthstoasktheUnitedStates FoodandDrugAdministrationto{{U}}?64?{{/U}}thenewpill. ??Therearelimitstowhocouldtakeitbecauseofthedifferent drugsitcontains.Forexample{{U}}?65?{{/U}}womenaretoldnotto takeSustivabecauseoftheriskofbirthdisorders.Expertssaymorethatforty millionpeoplearoundtheworldarelivingwithHIV.
Cometsarestillregardedwithfrightbysomepeople.
AmericansDecrease IncreasinglyhistoriansareblamingdiseasesimportedfromtheOldWorldforthestaggeringdisparity不同betweentheindigenous本土的populationofAmericain1492—newestimatesofwhichsoarashighas100millionorapproximatelyone-sixthofthehumanraceatthattime—andthefewmillionfull-bloodedNativeAmericansaliveattheendofthenineteenthcentury.Thereisnodoubtthatchronicdiseasewasanimportantfactorintheprecipitous险峻的declineanditishighlyprobablethatthegreatestkillerwasepidemicdiseaseespeciallyasmanifestedinvirgin-soil处女地epidemics. Virgin-soilepidemicsarethoseinwhichthepopulationsatriskhavehadnopreviouscontactwiththediseasesthatstrikethemandarethereforeimmunologically免疫学的almostdefenseless.Thatvirgin-soilepidemicswereimportantinAmericanhistoryisstronglyindicatedbyevidencethatanumberofdangerousmaladies病—smallpoxmeasles麻疹malaria疟病yellowfeverandundoubtedlyseveralmore—wereunknowninthepre-ColumbianNewWorld.TheeffectsoftheirsuddenintroductionaredemonstratedintheearlychroniclesofAmericawhichcontainreportsofhorrendous可怕的epidemicsandsteeppopulationdeclinesconfirmedinmanycasesbyrecentequantitativeanalysesofSpanishtributerecordsandothersources.TheevidenceprovidedbythedocumentsofBritishandFrenchcoloniesisnotasdefinitivebecausetheconquerorsofthoseareasdidnotestablishpermanentsettlementsandbegintokeepcontinuousrecordsuntiltheseventiethcenturybywhichtimetheworstepidemicshadprobablyalreadytakenplace.FurthermoretheBritishtendedtodrivethenativepopulationsawayratherthanenslavingthemastheSpaniardsdidsothattheepidemicsofBritishAmericaoccurredbeyondtherangeofcolonistsdirectobservation. EvensothesurvivingrecordsofNorthAmericadocontainreferencestodeadlyepidemicsamongtheindigenouspopulation.In1616—1619anepidemicpossiblyofbubonicorpneumonic肺的plague瘟疫sweptcoastalNewEnglandkillingasmanyasnineoutoften.Duringthe1630’’ssmall-poxthediseasemostfataltotheNativeAmericanpeopleeliminatedhalfthepopulationoftheHuronandIroquoisconfederations.Inthe1820’’sfeverdevastatedthepeopleoftheCoulumbiaRiverareakillingeightoutoftenofthem. UnfortunatelythedocumentationoftheseandotherepidemicsisslightandfrequentlyunreliableanditisnecessarytosupplementwhatlittlewedoknowwithevidencefromrecentepidemicsamongNativeAmericans.Forexamplein1952anoutbreakofmeaslesamongtheNativeAmericaninhabitantsofUngavaBay.Quebecaffected99percentofthepopulationandkilled7percenteventhoughsomehadthebenefitofmodernmedicine.Casessuchasthisdemonstratethatevendiseasesthatarenotnormallyfatalcanhavedevastatingconsequenceswhentheystrikeanimmunologicallydefenselesscommunity. Accordingtothepassagevirgin-soilepidemicscanbedistinguishedfromothercatastrophicoutbreaksofdiseaseinthatvirgin-soilepidemics______.
OneGoodReasontoLetSmallpoxLive It’’snowafairbetthatwewillneverseethetotalextinctionofthesmallpoxvirus.Theideawastocapthegloriousachievementof1980whensmallpoxwaseradicatedinthewildbydestroyingthekillervirusinthelasttwolabsthataresupposedtohaveit—oneintheUSandoneinRussia.Ifsmallpoxhadtrulygonefromtheplanetwhatpointwasthereinkeepingthesereserves? 【51】realityofcourseitwasnaiveto【52】thateveryonewouldlet【53】ofsuchapotentpotentialweapon.Undoubtedlyseveralnationsstillhave【54】vials.【55】thelastofficialstocksoflivevirusbredmistrustoftheUSandRussia【56】noobviousgain. NowAmericanresearchershave【57】ananimalmodelofthehumandiseaseopeningthe【58】fortestsonnewtreatmentsandvaccines.Soonceagainthere’’sagoodreasonto【59】thevirus—justin【60】thediseaseputsinareappearance. Howdowe【61】withthemistrustoftheUSandRussia?【62】.Keepthevirus【63】internationalauspicesinawell-guardedUNlaboratorythat’’sopentoallcountries.TheUSwillobjectofcoursejustasitrejectsamultilateralapproachtojustabouteverything.Butitdoesn’’t【64】theideaiswrong.Ifthevirus【65】usefulthenlet’’smakeittheservantofallhumanity——notjustapartofit. smallpoxn.天花 vialn.小瓶 auspicesn.赞助支持 capvt.结束覆盖 potentadj.有效力的强有力的 mistrustn.不信任怀疑
GlobalWarmingandTechnologicalchanges Recentstudieshaveidentifiedfourmajorglobalenvironmentalrisks:acidrainozonedepletiondeforestationandthegreenhouseeffect.OnthewholethankstotechnologicalchangespeoplenowtendtomovetowardwarmerregionsinNorthAmericaandEurope.ClimatewarmingwillprobablybeaboontoAlaskawhichisAmerica’’sleastproductivestateinGrossNationalProductGNPpersquaremile. StudiesoftheimpactofglobalwarmingontheUnitedStatesandotherdevelopedregionsfindthatthemostvulnerableareasarethosedependentonunmanagedecosystems—onnaturallyoccurringrainfallrun-offandtemperaturesandtheextremesofthesevariables.Agricultureforestryandcoastalactivitiesfallintothiscategory. Mosteconomicactivityinindustrializedcountrieshoweverdependsverylittleontheclimate.Intensive-careunitsofhospitalscommunicationsheavymanufacturingandmicroelectronicsareamongthesectorslikelytobeunaffectedbyclimaticchange.InselectingwhethertosetupinsayHongKongorinWarsawfewbusinesseswillconsidertemperatureaweightyfactor. GreenhousewarmingwouldhavelittleeffectonAmericasnationaloutput.About3%ofAmericanGNPoriginatesinclimatesensitivesectorssuchasfarmingandforestry.Another10%comesfromsectorsonlymodestlysensitive-energywatersystemspropertyandconstruction.Forthelargestshare87%comesfromsectorsincludingmostservicesthatarenegligiblyaffectedbyclimatechange. Inindustrializedcountriesservicesarescarcelyaffectedbyclimatechanges.
Abarehillappearsbehindthejungle.
DonthesitatetoletmeknowifthereisanythingIcandoforyou.
{{*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 Once-dailyPillCouldSimplifyHIV Treatment??Bristol-MyersSquibbandGilead ScienceshavecombinedmanyHIVdrugsintoasinglepill.Sometimesthebest medicineismorethanonekindofmedicine.MalariatuberculosisandHIV/AIDS forexamplearealltreatedwith{{U}}?51?{{/U}}ofdrugs.Butthat canmeanalotofpillstotake.Itwouldbe{{U}}?52?{{/U}}ifdrug companiescombinedallthemedicinesintoasinglepilltakenjustonceaday. ??Nowtwocompaniessaytheyhavedonethatforpeoplejust {{U}}?53?{{/U}}treatmentforHIVthevirusthatcausesAIDS.The companiesareBristol-MyersSquibbandGileadSciences.Theyhave{{U}}?54 ?{{/U}}asinglepillthatcombinesthreedrugscurrentlyonthemarket. Bristol-MyesSquibbsellsoneofthem{{U}}?55?{{/U}}thenameof Sustiva.Gileadcombinedthe{{U}}?56?{{/U}}EmtrivaandVireadinto asinglepillintwothousandfour.??Combiningdrugsinvolves morethan{{U}}?57?{{/U}}issues.Italsoinvolvesissuesof competition{{U}}?58?{{/U}}thedrugsaremadebydifferentcompanies. Thenewonce-dailypillistheresultof{{U}}?59?{{/U}}isdescribed asthefirstjointventureagreementofitskindinthetreatmentofHIV. ??InJanuarytheNewEnglandJournalofMedicinepublisheda studyofthenewpill.Researcherscomparedits{{U}}?60?{{/U}}tothat ofthewidelyusedcombinationofSustivaandCombivir.Combivir{{U}}?61 ?{{/U}}twodrugsAZTand3TC.Theresearcherssaythatafteroneyearof treatmentthenewpillsuppressedHIVlevelsinmorepatientsandwith {{U}}?62?{{/U}}sideeffects.Gileadpaidforthestudy.ProfessorJoel GallantattheJohnsHopkinsSchoolofMedicineinBaltimoreMarylandledthe research.??GlaxoSmithKinereacted{{U}}?63?{{/U}}the findingsbysayingthatasinglestudyisoflimitedvalue.Itsaysthe effectivenessofCombivirhasbeenshownineachofmorethanfiftystudies. ??Thepriceofthenewonce-dailypillhasnotbeenannounced. ButGileadandBristol-MyersSquibbsaytheywillprovideitatreducedcostto developingcountries.TheyplaninthenextfewmonthstoasktheUnitedStates FoodandDrugAdministrationto{{U}}?64?{{/U}}thenewpill. ??Therearelimitstowhocouldtakeitbecauseofthedifferent drugsitcontains.Forexample{{U}}?65?{{/U}}womenaretoldnotto takeSustivabecauseoftheriskofbirthdisorders.Expertssaymorethatforty millionpeoplearoundtheworldarelivingwithHIV.
OneGoodReasontoLetSmallpoxLive It’’snowafairbetthatwewillneverseethetotalextinctionofthesmallpoxvirus.Theideawastocapthegloriousachievementof1980whensmallpoxwaseradicatedinthewildbydestroyingthekillervirusinthelasttwolabsthataresupposedtohaveit—oneintheUSandoneinRussia.Ifsmallpoxhadtrulygonefromtheplanetwhatpointwasthereinkeepingthesereserves? 【51】realityofcourseitwasnaiveto【52】thateveryonewouldlet【53】ofsuchapotentpotentialweapon.Undoubtedlyseveralnationsstillhave【54】vials.【55】thelastofficialstocksoflivevirusbredmistrustoftheUSandRussia【56】noobviousgain. NowAmericanresearchershave【57】ananimalmodelofthehumandiseaseopeningthe【58】fortestsonnewtreatmentsandvaccines.Soonceagainthere’’sagoodreasonto【59】thevirus—justin【60】thediseaseputsinareappearance. Howdowe【61】withthemistrustoftheUSandRussia?【62】.Keepthevirus【63】internationalauspicesinawell-guardedUNlaboratorythat’’sopentoallcountries.TheUSwillobjectofcoursejustasitrejectsamultilateralapproachtojustabouteverything.Butitdoesn’’t【64】theideaiswrong.Ifthevirus【65】usefulthenlet’’smakeittheservantofallhumanity——notjustapartofit. smallpoxn.天花 vialn.小瓶 auspicesn.赞助支持 capvt.结束覆盖 potentadj.有效力的强有力的 mistrustn.不信任怀疑
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