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On the Train The night train from Glasgow was so crowded that D...
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Itistakenforgrantedthatapianowithoutanydefectswouldproduceverygrandmusic.
MostAdultsinU.S.HaveLowRiskofHeartDisease Morethan80percentofUSadultshavealessthan10percentriskofdevelopingheartdiseaseinthenext10yearsaccordingtoareportintheJournaloftheAmericanCollegeofCardiology.Just3percenthaveariskthatexceeds20percent. IhopethatthesenumberswillgivephysiciansresearchershealthpolicyanalystsandothersabetterideaofhowcoronaryheartdiseaseisdistributedintheUSpopulationleadauthorDr.EarlS.FordfromtheCentersforDiseaseControlandPreventioninAtlantasaidinastatement. Thefindingsarebasedonanalysisofdatafrom13769subjectsbetween20and79yearsofagewhoparticipatedintheThirdNationalHealthandNutritionExaminationSurveyfrom1988to1994. Overall82percentofadultshadariskoflessthan10percent15percenthadariskthatfellbetween10to20percentand3percenthadariskabove20percent. Theproportionofsubjectsinthehighestriskgroupincreasedwithadvancingageandmenweremorelikelythanwomentobeinthisgroup.Bycontrastraceorethnicityhadlittleeffectonriskdistributions. Althoughthereportsuggeststhatmostadultshavealow10-yearriskofheartdiseasealargeproportionhaveahighorimmediateriskDr.DanielS.BermanfromCedars-SinaiMedicalCenterinLosAngelesandDr.NathanD.WongfromtheUniversityofCaliforniaatIrvinenoteinarelatededitorial. Aggressivetreatmentmeasuresandpublichealthstrategiesareneededtoshifttheoverallpopulationriskdownwardtheyadd. TheUSgovernmentwilltakemeasurestoreducetheoverallpopulationrisk.
MostAdultsinU.S.HaveLowRiskofHeartDisease Morethan80percentofUSadultshavealessthan10percentriskofdevelopingheartdiseaseinthenext10yearsaccordingtoareportintheJournaloftheAmericanCollegeofCardiology.Just3percenthaveariskthatexceeds20percent. IhopethatthesenumberswillgivephysiciansresearchershealthpolicyanalystsandothersabetterideaofhowcoronaryheartdiseaseisdistributedintheUSpopulationleadauthorDr.EarlS.FordfromtheCentersforDiseaseControlandPreventioninAtlantasaidinastatement. Thefindingsarebasedonanalysisofdatafrom13769subjectsbetween20and79yearsofagewhoparticipatedintheThirdNationalHealthandNutritionExaminationSurveyfrom1988to1994. Overall82percentofadultshadariskoflessthan10percent15percenthadariskthatfellbetween10to20percentand3percenthadariskabove20percent. Theproportionofsubjectsinthehighestriskgroupincreasedwithadvancingageandmenweremorelikelythanwomentobeinthisgroup.Bycontrastraceorethnicityhadlittleeffectonriskdistributions. Althoughthereportsuggeststhatmostadultshavealow10-yearriskofheartdiseasealargeproportionhaveahighorimmediateriskDr.DanielS.BermanfromCedars-SinaiMedicalCenterinLosAngelesandDr.NathanD.WongfromtheUniversityofCaliforniaatIrvinenoteinarelatededitorial. Aggressivetreatmentmeasuresandpublichealthstrategiesareneededtoshifttheoverallpopulationriskdownwardtheyadd. Morethanl00thousandpeopleparticipatedinthesurvey.
{{*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}}??????? ??????????? ??????CharterSchools{{/B}}? ?Americanpubliceducationhaschangedinrecentyears.Onechangeisthat increasingnumbersofAmericanparentsandteachersarestartingindependent publicschoolscalledcharterschools.??In1991therewere {{U}}?51?{{/U}}charterschoolsintheUnitedStates.Todaymorethan 2300charterschools{{U}}?52?{{/U}}in34statesandtheDistrictof Columbia2.575000students{{U}}?53?{{/U}}theseschools.Thestudents arefrom5years{{U}}?54?{{/U}}agethrough18orolder.? ?Acharterschooliscreatedbygroupsofparentsteachersandcommunity members.Itissimilar{{U}}?55?{{/U}}somewaystoatraditional publicschool.Itreceivestaxmoneytooperatejustas{{U}}?56?{{/U}} publicschoolsdo.Theamountitreceivesdepends{{U}}?57?{{/U}}the numberofstudents.Thecharterschoolmustprove{{U}}?58?{{/U}}local orstategovernmentsthatitsstudentsarelearning.Thesegovernmentsprovide theschool{{U}}?59?{{/U}}theagreementorcharterthatpermitsitto operate.??Unlikeatraditionalpublicschool{{U}}?60 ?{{/U}}thecharterschooldoesnothavetoobeymostlawsgoverningpublic schools.Localstateorfederalgovernmentscannottellitwhatto teach.??Eachschoolcanchooseitsowngoalsanddecidetheways itwantsto{{U}}?61?{{/U}}thosegoals.Classsizesusuallyare smallerthaninmanytraditionalpublicschools.Manystudentsandparentssay teachersincharterschoolscanbemorecreative.??Howeverstate educationagencies3localeducation-governingcommitteesandunionsoften {{U}}?62?{{/U}}charterschools.Theysaytheseschoolsmayreceive moneybadlyneededbytraditionalpublicschools.Expertssaysomecharter schoolsaredoingwellwhileothersarestruggling.??Congress provided200milliondollarsforestablishingcharterschoolsinthe2002 federalbudget.{{U}}?63?{{/U}}oftentheschoolssaytheylackenough moneyfortheirprograms.Manyalsolackneededspace.??{{U}} ?64?{{/U}}manyofthe36charterschoolsintheDistrictof Columbiaholdclassesincrowdedbuildings.Theseschoolshavealmost11000 students.Districtofficialssaytheyhaveprovided14formerschoolbuildings {{U}}?65?{{/U}}chartereducation.Yetcharter-schoolsupporterssay officialsshouldtryhardertofindmorespace.
{{*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}}??????? ??????????? ??????CharterSchools{{/B}}? ?Americanpubliceducationhaschangedinrecentyears.Onechangeisthat increasingnumbersofAmericanparentsandteachersarestartingindependent publicschoolscalledcharterschools.??In1991therewere {{U}}?51?{{/U}}charterschoolsintheUnitedStates.Todaymorethan 2300charterschools{{U}}?52?{{/U}}in34statesandtheDistrictof Columbia2.575000students{{U}}?53?{{/U}}theseschools.Thestudents arefrom5years{{U}}?54?{{/U}}agethrough18orolder.? ?Acharterschooliscreatedbygroupsofparentsteachersandcommunity members.Itissimilar{{U}}?55?{{/U}}somewaystoatraditional publicschool.Itreceivestaxmoneytooperatejustas{{U}}?56?{{/U}} publicschoolsdo.Theamountitreceivesdepends{{U}}?57?{{/U}}the numberofstudents.Thecharterschoolmustprove{{U}}?58?{{/U}}local orstategovernmentsthatitsstudentsarelearning.Thesegovernmentsprovide theschool{{U}}?59?{{/U}}theagreementorcharterthatpermitsitto operate.??Unlikeatraditionalpublicschool{{U}}?60 ?{{/U}}thecharterschooldoesnothavetoobeymostlawsgoverningpublic schools.Localstateorfederalgovernmentscannottellitwhatto teach.??Eachschoolcanchooseitsowngoalsanddecidetheways itwantsto{{U}}?61?{{/U}}thosegoals.Classsizesusuallyare smallerthaninmanytraditionalpublicschools.Manystudentsandparentssay teachersincharterschoolscanbemorecreative.??Howeverstate educationagencies3localeducation-governingcommitteesandunionsoften {{U}}?62?{{/U}}charterschools.Theysaytheseschoolsmayreceive moneybadlyneededbytraditionalpublicschools.Expertssaysomecharter schoolsaredoingwellwhileothersarestruggling.??Congress provided200milliondollarsforestablishingcharterschoolsinthe2002 federalbudget.{{U}}?63?{{/U}}oftentheschoolssaytheylackenough moneyfortheirprograms.Manyalsolackneededspace.??{{U}} ?64?{{/U}}manyofthe36charterschoolsintheDistrictof Columbiaholdclassesincrowdedbuildings.Theseschoolshavealmost11000 students.Districtofficialssaytheyhaveprovided14formerschoolbuildings {{U}}?65?{{/U}}chartereducation.Yetcharter-schoolsupporterssay officialsshouldtryhardertofindmorespace.
Heenduredallkindsofhardshipsinhissolosailingaroundtheworld.
{{*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}}??????? ??????????? ??????CharterSchools{{/B}}? ?Americanpubliceducationhaschangedinrecentyears.Onechangeisthat increasingnumbersofAmericanparentsandteachersarestartingindependent publicschoolscalledcharterschools.??In1991therewere {{U}}?51?{{/U}}charterschoolsintheUnitedStates.Todaymorethan 2300charterschools{{U}}?52?{{/U}}in34statesandtheDistrictof Columbia2.575000students{{U}}?53?{{/U}}theseschools.Thestudents arefrom5years{{U}}?54?{{/U}}agethrough18orolder.? ?Acharterschooliscreatedbygroupsofparentsteachersandcommunity members.Itissimilar{{U}}?55?{{/U}}somewaystoatraditional publicschool.Itreceivestaxmoneytooperatejustas{{U}}?56?{{/U}} publicschoolsdo.Theamountitreceivesdepends{{U}}?57?{{/U}}the numberofstudents.Thecharterschoolmustprove{{U}}?58?{{/U}}local orstategovernmentsthatitsstudentsarelearning.Thesegovernmentsprovide theschool{{U}}?59?{{/U}}theagreementorcharterthatpermitsitto operate.??Unlikeatraditionalpublicschool{{U}}?60 ?{{/U}}thecharterschooldoesnothavetoobeymostlawsgoverningpublic schools.Localstateorfederalgovernmentscannottellitwhatto teach.??Eachschoolcanchooseitsowngoalsanddecidetheways itwantsto{{U}}?61?{{/U}}thosegoals.Classsizesusuallyare smallerthaninmanytraditionalpublicschools.Manystudentsandparentssay teachersincharterschoolscanbemorecreative.??Howeverstate educationagencies3localeducation-governingcommitteesandunionsoften {{U}}?62?{{/U}}charterschools.Theysaytheseschoolsmayreceive moneybadlyneededbytraditionalpublicschools.Expertssaysomecharter schoolsaredoingwellwhileothersarestruggling.??Congress provided200milliondollarsforestablishingcharterschoolsinthe2002 federalbudget.{{U}}?63?{{/U}}oftentheschoolssaytheylackenough moneyfortheirprograms.Manyalsolackneededspace.??{{U}} ?64?{{/U}}manyofthe36charterschoolsintheDistrictof Columbiaholdclassesincrowdedbuildings.Theseschoolshavealmost11000 students.Districtofficialssaytheyhaveprovided14formerschoolbuildings {{U}}?65?{{/U}}chartereducation.Yetcharter-schoolsupporterssay officialsshouldtryhardertofindmorespace.
{{*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}}??????? ??????????? ??????CharterSchools{{/B}}? ?Americanpubliceducationhaschangedinrecentyears.Onechangeisthat increasingnumbersofAmericanparentsandteachersarestartingindependent publicschoolscalledcharterschools.??In1991therewere {{U}}?51?{{/U}}charterschoolsintheUnitedStates.Todaymorethan 2300charterschools{{U}}?52?{{/U}}in34statesandtheDistrictof Columbia2.575000students{{U}}?53?{{/U}}theseschools.Thestudents arefrom5years{{U}}?54?{{/U}}agethrough18orolder.? ?Acharterschooliscreatedbygroupsofparentsteachersandcommunity members.Itissimilar{{U}}?55?{{/U}}somewaystoatraditional publicschool.Itreceivestaxmoneytooperatejustas{{U}}?56?{{/U}} publicschoolsdo.Theamountitreceivesdepends{{U}}?57?{{/U}}the numberofstudents.Thecharterschoolmustprove{{U}}?58?{{/U}}local orstategovernmentsthatitsstudentsarelearning.Thesegovernmentsprovide theschool{{U}}?59?{{/U}}theagreementorcharterthatpermitsitto operate.??Unlikeatraditionalpublicschool{{U}}?60 ?{{/U}}thecharterschooldoesnothavetoobeymostlawsgoverningpublic schools.Localstateorfederalgovernmentscannottellitwhatto teach.??Eachschoolcanchooseitsowngoalsanddecidetheways itwantsto{{U}}?61?{{/U}}thosegoals.Classsizesusuallyare smallerthaninmanytraditionalpublicschools.Manystudentsandparentssay teachersincharterschoolscanbemorecreative.??Howeverstate educationagencies3localeducation-governingcommitteesandunionsoften {{U}}?62?{{/U}}charterschools.Theysaytheseschoolsmayreceive moneybadlyneededbytraditionalpublicschools.Expertssaysomecharter schoolsaredoingwellwhileothersarestruggling.??Congress provided200milliondollarsforestablishingcharterschoolsinthe2002 federalbudget.{{U}}?63?{{/U}}oftentheschoolssaytheylackenough moneyfortheirprograms.Manyalsolackneededspace.??{{U}} ?64?{{/U}}manyofthe36charterschoolsintheDistrictof Columbiaholdclassesincrowdedbuildings.Theseschoolshavealmost11000 students.Districtofficialssaytheyhaveprovided14formerschoolbuildings {{U}}?65?{{/U}}chartereducation.Yetcharter-schoolsupporterssay officialsshouldtryhardertofindmorespace.
Hisplanshouldsucceedforitseemsquitefeasible.
TheUnitedStates In1782【51】theUnitedStateswonitsindependencethebaldeaglewaschosen【52】thenationalbirdofthenewcountry.Americanleaderswantedtheeagletobea【53】oftheircountrybecauseit’’sabirdofstrengthandcourage.TheychosethebaldeaglebecauseitwasfoundalloverNorthAmericaandonlyinNorthAmerica. Butalittleover200years【54】thebaldeaglehadalmostdisappearedfromthecountryIn1972therewereonly3000baldeaglesintheentireUnitedStates.Thereasonforthebirds【55】populationwaspollutionespeciallypollutionofriversbypesticides.Pesticidesarechemicals【56】tokillinsectsandotheranimalsthatattackanddestroycrops. 【57】rainoftenwashespesticidesintorivers.Pesticidespollutetheriversandpoisonthefish.Eagleseat【58】andthepoison【59】theireggs.Theeggshaveverythinshellsanddonothatch. Eagles【60】onlytwoorthreeeggsayear.Becausemanyoftheeggsdidnot【61】andproducemoreeagles【62】eaglesquickly【63】smaller. TodaytheAmericanGovernmentandtheAmericanpeoplearetryingtoprotectthebaldeagle.Thenumberofbaldeagles【64】Itnowappears【65】theAmericannationalbirdwillsurviveandremainasymbolofstrengthandcourage.
ViceVaccines Atfirstglancevicevaccineslookjustgreat.Theseinjectionspromisetoinactivatedrugssuchascocaineheroinandnicotineinthebloodstreambeforetheyreachthebrain.Withoutthehitpeoplejustwon’’tcomebackformore. It’’struethatthesevaccinesarestillbeingdevelopedsotheirfullrisksandbenefitsarenotyetclear.Butallthesignsarethatforpeoplewhoareindangerofoverdosingorforaddictswhowanttogetthemselvescleanbutneedsomehelptoovercometheircravingthevaccineswillbeimmenselyvaluable. Butlikemanynewtechnologiestheyalsobringdifficultchoices.Willconvictedcriminalswhostealtofeedtheirdrughabitbeallowedbackontothestreetiftheyagreetobevaccinatedforexample?Couldajudgeevencompelthesepeopletobevaccinated? Perhapsthemostcontroversialdebatethatvicevaccineshaveraisediswhethertheyshouldbegivenroutinelytochildrenlikepolioormeaslesvaccines.Thisis.notadistantworry.Nosoonertheyhavefoundthemselvessubmergedwithrequestsfromworriedparentswhowanttheirchildrenvaccinated.Isthisreallywhatwewantforfuturegenerations? Foranysocietythatvaluespersonalfreedomtheanswerhastobeno.Peoplehavetherighttochoosehowtobehavewhetherit’’sgoodorbadlegalornot.Letnotignorethefactthatmillionsofpeopletakeillegaldrugsforpleasurewithoutbecomingaddicted.Administeringvicevaccineswillmeanthatyoungstersarenolongerfreetomakesuchchoicesforthemselves.ItwouldbelikeareturntoPleasantvile. Andrememberwe’’rejusttalkingaboutillegaldrugshere.Onevaccineunderdevelopmentactsagainstnicotineandifitsnicotinetodaywhynotcaffeinetomorrow?Society’’sattitudestodrugschange.Fortyyearsagosmokingwasfine.AcenturyagoAmericanshipoperatorsweregivingstevedores码头工人cocainetospeeduptheirwork. Likeitornotpeoplehavebeentakingmind-alteringchemicalssincebeforerecordedhistory.Eachvaccineactsonlyagainstaspecificdrugandstoppingpeoplegettinghighononedrugwillsimplypushthemtotakeothers—asaddictionresearchershavealreadyfound.Sodrugusewon’’tgoawaythedrugswilljustchange. Opposingthewidespreaduseofvicevaccinesforyoungstersisnottoadvocatedruguse.Byallmeansletvicevaccinessparkarevolutionindetox解毒clinics.Butwhenitcomestohelpingchildrendealwithdrugsthewaytohelpthemisthrougheducationensuringthattheycanfollowlifestylesthatareincompatiblewithdrugtakingandgivingthemthetoolstospotrisksandmakeinformedchoices. Theproblemofdrugabuseisboundupwithmodernsocietyincomplexways.Simplechemicalsolutionsareunlikelytoprovidethewholeanswer. Thispassageimpliesthat______.
{{*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}}??????? ??????????? ??????CharterSchools{{/B}}? ?Americanpubliceducationhaschangedinrecentyears.Onechangeisthat increasingnumbersofAmericanparentsandteachersarestartingindependent publicschoolscalledcharterschools.??In1991therewere {{U}}?51?{{/U}}charterschoolsintheUnitedStates.Todaymorethan 2300charterschools{{U}}?52?{{/U}}in34statesandtheDistrictof Columbia2.575000students{{U}}?53?{{/U}}theseschools.Thestudents arefrom5years{{U}}?54?{{/U}}agethrough18orolder.? ?Acharterschooliscreatedbygroupsofparentsteachersandcommunity members.Itissimilar{{U}}?55?{{/U}}somewaystoatraditional publicschool.Itreceivestaxmoneytooperatejustas{{U}}?56?{{/U}} publicschoolsdo.Theamountitreceivesdepends{{U}}?57?{{/U}}the numberofstudents.Thecharterschoolmustprove{{U}}?58?{{/U}}local orstategovernmentsthatitsstudentsarelearning.Thesegovernmentsprovide theschool{{U}}?59?{{/U}}theagreementorcharterthatpermitsitto operate.??Unlikeatraditionalpublicschool{{U}}?60 ?{{/U}}thecharterschooldoesnothavetoobeymostlawsgoverningpublic schools.Localstateorfederalgovernmentscannottellitwhatto teach.??Eachschoolcanchooseitsowngoalsanddecidetheways itwantsto{{U}}?61?{{/U}}thosegoals.Classsizesusuallyare smallerthaninmanytraditionalpublicschools.Manystudentsandparentssay teachersincharterschoolscanbemorecreative.??Howeverstate educationagencies3localeducation-governingcommitteesandunionsoften {{U}}?62?{{/U}}charterschools.Theysaytheseschoolsmayreceive moneybadlyneededbytraditionalpublicschools.Expertssaysomecharter schoolsaredoingwellwhileothersarestruggling.??Congress provided200milliondollarsforestablishingcharterschoolsinthe2002 federalbudget.{{U}}?63?{{/U}}oftentheschoolssaytheylackenough moneyfortheirprograms.Manyalsolackneededspace.??{{U}} ?64?{{/U}}manyofthe36charterschoolsintheDistrictof Columbiaholdclassesincrowdedbuildings.Theseschoolshavealmost11000 students.Districtofficialssaytheyhaveprovided14formerschoolbuildings {{U}}?65?{{/U}}chartereducation.Yetcharter-schoolsupporterssay officialsshouldtryhardertofindmorespace.
Atthesportsmeetathletescompetewitheachotherforthegoldmedals.
{{*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}}??????? ??????????? ??????CharterSchools{{/B}}? ?Americanpubliceducationhaschangedinrecentyears.Onechangeisthat increasingnumbersofAmericanparentsandteachersarestartingindependent publicschoolscalledcharterschools.??In1991therewere {{U}}?51?{{/U}}charterschoolsintheUnitedStates.Todaymorethan 2300charterschools{{U}}?52?{{/U}}in34statesandtheDistrictof Columbia2.575000students{{U}}?53?{{/U}}theseschools.Thestudents arefrom5years{{U}}?54?{{/U}}agethrough18orolder.? ?Acharterschooliscreatedbygroupsofparentsteachersandcommunity members.Itissimilar{{U}}?55?{{/U}}somewaystoatraditional publicschool.Itreceivestaxmoneytooperatejustas{{U}}?56?{{/U}} publicschoolsdo.Theamountitreceivesdepends{{U}}?57?{{/U}}the numberofstudents.Thecharterschoolmustprove{{U}}?58?{{/U}}local orstategovernmentsthatitsstudentsarelearning.Thesegovernmentsprovide theschool{{U}}?59?{{/U}}theagreementorcharterthatpermitsitto operate.??Unlikeatraditionalpublicschool{{U}}?60 ?{{/U}}thecharterschooldoesnothavetoobeymostlawsgoverningpublic schools.Localstateorfederalgovernmentscannottellitwhatto teach.??Eachschoolcanchooseitsowngoalsanddecidetheways itwantsto{{U}}?61?{{/U}}thosegoals.Classsizesusuallyare smallerthaninmanytraditionalpublicschools.Manystudentsandparentssay teachersincharterschoolscanbemorecreative.??Howeverstate educationagencies3localeducation-governingcommitteesandunionsoften {{U}}?62?{{/U}}charterschools.Theysaytheseschoolsmayreceive moneybadlyneededbytraditionalpublicschools.Expertssaysomecharter schoolsaredoingwellwhileothersarestruggling.??Congress provided200milliondollarsforestablishingcharterschoolsinthe2002 federalbudget.{{U}}?63?{{/U}}oftentheschoolssaytheylackenough moneyfortheirprograms.Manyalsolackneededspace.??{{U}} ?64?{{/U}}manyofthe36charterschoolsintheDistrictof Columbiaholdclassesincrowdedbuildings.Theseschoolshavealmost11000 students.Districtofficialssaytheyhaveprovided14formerschoolbuildings {{U}}?65?{{/U}}chartereducation.Yetcharter-schoolsupporterssay officialsshouldtryhardertofindmorespace.
{{*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}}??????? ??????????? ??????CharterSchools{{/B}}? ?Americanpubliceducationhaschangedinrecentyears.Onechangeisthat increasingnumbersofAmericanparentsandteachersarestartingindependent publicschoolscalledcharterschools.??In1991therewere {{U}}?51?{{/U}}charterschoolsintheUnitedStates.Todaymorethan 2300charterschools{{U}}?52?{{/U}}in34statesandtheDistrictof Columbia2.575000students{{U}}?53?{{/U}}theseschools.Thestudents arefrom5years{{U}}?54?{{/U}}agethrough18orolder.? ?Acharterschooliscreatedbygroupsofparentsteachersandcommunity members.Itissimilar{{U}}?55?{{/U}}somewaystoatraditional publicschool.Itreceivestaxmoneytooperatejustas{{U}}?56?{{/U}} publicschoolsdo.Theamountitreceivesdepends{{U}}?57?{{/U}}the numberofstudents.Thecharterschoolmustprove{{U}}?58?{{/U}}local orstategovernmentsthatitsstudentsarelearning.Thesegovernmentsprovide theschool{{U}}?59?{{/U}}theagreementorcharterthatpermitsitto operate.??Unlikeatraditionalpublicschool{{U}}?60 ?{{/U}}thecharterschooldoesnothavetoobeymostlawsgoverningpublic schools.Localstateorfederalgovernmentscannottellitwhatto teach.??Eachschoolcanchooseitsowngoalsanddecidetheways itwantsto{{U}}?61?{{/U}}thosegoals.Classsizesusuallyare smallerthaninmanytraditionalpublicschools.Manystudentsandparentssay teachersincharterschoolscanbemorecreative.??Howeverstate educationagencies3localeducation-governingcommitteesandunionsoften {{U}}?62?{{/U}}charterschools.Theysaytheseschoolsmayreceive moneybadlyneededbytraditionalpublicschools.Expertssaysomecharter schoolsaredoingwellwhileothersarestruggling.??Congress provided200milliondollarsforestablishingcharterschoolsinthe2002 federalbudget.{{U}}?63?{{/U}}oftentheschoolssaytheylackenough moneyfortheirprograms.Manyalsolackneededspace.??{{U}} ?64?{{/U}}manyofthe36charterschoolsintheDistrictof Columbiaholdclassesincrowdedbuildings.Theseschoolshavealmost11000 students.Districtofficialssaytheyhaveprovided14formerschoolbuildings {{U}}?65?{{/U}}chartereducation.Yetcharter-schoolsupporterssay officialsshouldtryhardertofindmorespace.
NaturalMedicines Sinceearliestdayshumanshaveusedsomekindsofmedicines.Weknowthisbecausehumanshavesurvived.Ancienttreatmentsforinjuryanddiseaseweresuccessfulenoughtokeephumansfromdyingoutcompletely. Theyweresuccessfullongbeforethetimeofmodernmedicine.Beforethetimeofdoctorswithwhitecoatsandshiny发亮的instruments.Beforethetimeofbighospitalswithstrangeandwonderfulequipment. Manypartsoftheworldstilldonothaveuniversity-educateddoctors.Nordotheyhaveexpensivehospitals.Yetinjuriesaretreated.Anddiseasesareoftencured.How?Byancientmethods.Bymedicinesthatmightseemmysteriousevenmagical有魔力的.Traditionalmedicinesareneithermysteriousnormagicalhowever. Throughthecenturiestribal部落的medicinemenexperimentedwithplants.Theyfoundmanyusefulchemicalsintheplants.Andscientistsbelievemanyofthesetraditionalmedicinesmayprovidethecureforsomeoftoday’’smostseriousdiseases. Expertssayalmost80%ofthepeopleintheworlduseplantsforhealthcare.Thesenaturalmedicinesareusednotjustbecausepeoplehavenootherformoftreatment.Theyareusedbecausepeopletrustthem.Indevelopedareasfewpeoplethinkaboutthesourceofthemedicinestheybuyinastore.Yetmanywidely-usedmedicinesarefromancientsourcesespeciallyplants.Someexpertssaymorethan25%ofmodernmedicinescomeinonewayoranotherfromnature. Scientistshavelongknownthatnatureisreallyachemicalfactory.Alllivingthingscontainchemicalsthathelpthemsurvive.Soscientists’interestintraditionalmedicineisnotnew.Butithasbecomeanurgentconcern.Thisisbecausetheearth’’ssupplyofnaturalmedicinesmaybedroppingrapidly. WhichofthefollowingstatementsisNOTtrue?
NaturalMedicines Sinceearliestdayshumanshaveusedsomekindsofmedicines.Weknowthisbecausehumanshavesurvived.Ancienttreatmentsforinjuryanddiseaseweresuccessfulenoughtokeephumansfromdyingoutcompletely. Theyweresuccessfullongbeforethetimeofmodernmedicine.Beforethetimeofdoctorswithwhitecoatsandshiny发亮的instruments.Beforethetimeofbighospitalswithstrangeandwonderfulequipment. Manypartsoftheworldstilldonothaveuniversity-educateddoctors.Nordotheyhaveexpensivehospitals.Yetinjuriesaretreated.Anddiseasesareoftencured.How?Byancientmethods.Bymedicinesthatmightseemmysteriousevenmagical有魔力的.Traditionalmedicinesareneithermysteriousnormagicalhowever. Throughthecenturiestribal部落的medicinemenexperimentedwithplants.Theyfoundmanyusefulchemicalsintheplants.Andscientistsbelievemanyofthesetraditionalmedicinesmayprovidethecureforsomeoftoday’’smostseriousdiseases. Expertssayalmost80%ofthepeopleintheworlduseplantsforhealthcare.Thesenaturalmedicinesareusednotjustbecausepeoplehavenootherformoftreatment.Theyareusedbecausepeopletrustthem.Indevelopedareasfewpeoplethinkaboutthesourceofthemedicinestheybuyinastore.Yetmanywidely-usedmedicinesarefromancientsourcesespeciallyplants.Someexpertssaymorethan25%ofmodernmedicinescomeinonewayoranotherfromnature. Scientistshavelongknownthatnatureisreallyachemicalfactory.Alllivingthingscontainchemicalsthathelpthemsurvive.Soscientists’interestintraditionalmedicineisnotnew.Butithasbecomeanurgentconcern.Thisisbecausetheearth’’ssupplyofnaturalmedicinesmaybedroppingrapidly. Whatdothemajorityofthepeopleintheworlduseforhealthcare?
ViceVaccines Atfirstglancevicevaccineslookjustgreat.Theseinjectionspromisetoinactivatedrugssuchascocaineheroinandnicotineinthebloodstreambeforetheyreachthebrain.Withoutthehitpeoplejustwon’’tcomebackformore. It’’struethatthesevaccinesarestillbeingdevelopedsotheirfullrisksandbenefitsarenotyetclear.Butallthesignsarethatforpeoplewhoareindangerofoverdosingorforaddictswhowanttogetthemselvescleanbutneedsomehelptoovercometheircravingthevaccineswillbeimmenselyvaluable. Butlikemanynewtechnologiestheyalsobringdifficultchoices.Willconvictedcriminalswhostealtofeedtheirdrughabitbeallowedbackontothestreetiftheyagreetobevaccinatedforexample?Couldajudgeevencompelthesepeopletobevaccinated? Perhapsthemostcontroversialdebatethatvicevaccineshaveraisediswhethertheyshouldbegivenroutinelytochildrenlikepolioormeaslesvaccines.Thisis.notadistantworry.Nosoonertheyhavefoundthemselvessubmergedwithrequestsfromworriedparentswhowanttheirchildrenvaccinated.Isthisreallywhatwewantforfuturegenerations? Foranysocietythatvaluespersonalfreedomtheanswerhastobeno.Peoplehavetherighttochoosehowtobehavewhetherit’’sgoodorbadlegalornot.Letnotignorethefactthatmillionsofpeopletakeillegaldrugsforpleasurewithoutbecomingaddicted.Administeringvicevaccineswillmeanthatyoungstersarenolongerfreetomakesuchchoicesforthemselves.ItwouldbelikeareturntoPleasantvile. Andrememberwe’’rejusttalkingaboutillegaldrugshere.Onevaccineunderdevelopmentactsagainstnicotineandifitsnicotinetodaywhynotcaffeinetomorrow?Society’’sattitudestodrugschange.Fortyyearsagosmokingwasfine.AcenturyagoAmericanshipoperatorsweregivingstevedores码头工人cocainetospeeduptheirwork. Likeitornotpeoplehavebeentakingmind-alteringchemicalssincebeforerecordedhistory.Eachvaccineactsonlyagainstaspecificdrugandstoppingpeoplegettinghighononedrugwillsimplypushthemtotakeothers—asaddictionresearchershavealreadyfound.Sodrugusewon’’tgoawaythedrugswilljustchange. Opposingthewidespreaduseofvicevaccinesforyoungstersisnottoadvocatedruguse.Byallmeansletvicevaccinessparkarevolutionindetox解毒clinics.Butwhenitcomestohelpingchildrendealwithdrugsthewaytohelpthemisthrougheducationensuringthattheycanfollowlifestylesthatareincompatiblewithdrugtakingandgivingthemthetoolstospotrisksandmakeinformedchoices. Theproblemofdrugabuseisboundupwithmodernsocietyincomplexways.Simplechemicalsolutionsareunlikelytoprovidethewholeanswer. Accordingtothewriteroneofthedisadvantagesofvicevaccineisthat______.
MostAdultsinU.S.HaveLowRiskofHeartDisease Morethan80percentofUSadultshavealessthan10percentriskofdevelopingheartdiseaseinthenext10yearsaccordingtoareportintheJournaloftheAmericanCollegeofCardiology.Just3percenthaveariskthatexceeds20percent. IhopethatthesenumberswillgivephysiciansresearchershealthpolicyanalystsandothersabetterideaofhowcoronaryheartdiseaseisdistributedintheUSpopulationleadauthorDr.EarlS.FordfromtheCentersforDiseaseControlandPreventioninAtlantasaidinastatement. Thefindingsarebasedonanalysisofdatafrom13769subjectsbetween20and79yearsofagewhoparticipatedintheThirdNationalHealthandNutritionExaminationSurveyfrom1988to1994. Overall82percentofadultshadariskoflessthan10percent15percenthadariskthatfellbetween10to20percentand3percenthadariskabove20percent. Theproportionofsubjectsinthehighestriskgroupincreasedwithadvancingageandmenweremorelikelythanwomentobeinthisgroup.Bycontrastraceorethnicityhadlittleeffectonriskdistributions. Althoughthereportsuggeststhatmostadultshavealow10-yearriskofheartdiseasealargeproportionhaveahighorimmediateriskDr.DanielS.BermanfromCedars-SinaiMedicalCenterinLosAngelesandDr.NathanD.WongfromtheUniversityofCaliforniaatIrvinenoteinarelatededitorial. Aggressivetreatmentmeasuresandpublichealthstrategiesareneededtoshifttheoverallpopulationriskdownwardtheyadd. Thedistributionsoftheriskofheartdiseasearecloselyrelatedtorace.
Thecollegeofferscoursesinavarietyoftrades.
TheUnitedStates In1782【51】theUnitedStateswonitsindependencethebaldeaglewaschosen【52】thenationalbirdofthenewcountry.Americanleaderswantedtheeagletobea【53】oftheircountrybecauseit’’sabirdofstrengthandcourage.TheychosethebaldeaglebecauseitwasfoundalloverNorthAmericaandonlyinNorthAmerica. Butalittleover200years【54】thebaldeaglehadalmostdisappearedfromthecountryIn1972therewereonly3000baldeaglesintheentireUnitedStates.Thereasonforthebirds【55】populationwaspollutionespeciallypollutionofriversbypesticides.Pesticidesarechemicals【56】tokillinsectsandotheranimalsthatattackanddestroycrops. 【57】rainoftenwashespesticidesintorivers.Pesticidespollutetheriversandpoisonthefish.Eagleseat【58】andthepoison【59】theireggs.Theeggshaveverythinshellsanddonothatch. Eagles【60】onlytwoorthreeeggsayear.Becausemanyoftheeggsdidnot【61】andproducemoreeagles【62】eaglesquickly【63】smaller. TodaytheAmericanGovernmentandtheAmericanpeoplearetryingtoprotectthebaldeagle.Thenumberofbaldeagles【64】Itnowappears【65】theAmericannationalbirdwillsurviveandremainasymbolofstrengthandcourage.
Heoftenfindsfaultwithmywork.
ViceVaccines Atfirstglancevicevaccineslookjustgreat.Theseinjectionspromisetoinactivatedrugssuchascocaineheroinandnicotineinthebloodstreambeforetheyreachthebrain.Withoutthehitpeoplejustwon’’tcomebackformore. It’’struethatthesevaccinesarestillbeingdevelopedsotheirfullrisksandbenefitsarenotyetclear.Butallthesignsarethatforpeoplewhoareindangerofoverdosingorforaddictswhowanttogetthemselvescleanbutneedsomehelptoovercometheircravingthevaccineswillbeimmenselyvaluable. Butlikemanynewtechnologiestheyalsobringdifficultchoices.Willconvictedcriminalswhostealtofeedtheirdrughabitbeallowedbackontothestreetiftheyagreetobevaccinatedforexample?Couldajudgeevencompelthesepeopletobevaccinated? Perhapsthemostcontroversialdebatethatvicevaccineshaveraisediswhethertheyshouldbegivenroutinelytochildrenlikepolioormeaslesvaccines.Thisis.notadistantworry.Nosoonertheyhavefoundthemselvessubmergedwithrequestsfromworriedparentswhowanttheirchildrenvaccinated.Isthisreallywhatwewantforfuturegenerations? Foranysocietythatvaluespersonalfreedomtheanswerhastobeno.Peoplehavetherighttochoosehowtobehavewhetherit’’sgoodorbadlegalornot.Letnotignorethefactthatmillionsofpeopletakeillegaldrugsforpleasurewithoutbecomingaddicted.Administeringvicevaccineswillmeanthatyoungstersarenolongerfreetomakesuchchoicesforthemselves.ItwouldbelikeareturntoPleasantvile. Andrememberwe’’rejusttalkingaboutillegaldrugshere.Onevaccineunderdevelopmentactsagainstnicotineandifitsnicotinetodaywhynotcaffeinetomorrow?Society’’sattitudestodrugschange.Fortyyearsagosmokingwasfine.AcenturyagoAmericanshipoperatorsweregivingstevedores码头工人cocainetospeeduptheirwork. Likeitornotpeoplehavebeentakingmind-alteringchemicalssincebeforerecordedhistory.Eachvaccineactsonlyagainstaspecificdrugandstoppingpeoplegettinghighononedrugwillsimplypushthemtotakeothers—asaddictionresearchershavealreadyfound.Sodrugusewon’’tgoawaythedrugswilljustchange. Opposingthewidespreaduseofvicevaccinesforyoungstersisnottoadvocatedruguse.Byallmeansletvicevaccinessparkarevolutionindetox解毒clinics.Butwhenitcomestohelpingchildrendealwithdrugsthewaytohelpthemisthrougheducationensuringthattheycanfollowlifestylesthatareincompatiblewithdrugtakingandgivingthemthetoolstospotrisksandmakeinformedchoices. Theproblemofdrugabuseisboundupwithmodernsocietyincomplexways.Simplechemicalsolutionsareunlikelytoprovidethewholeanswer. Thewordhitinthefirstparagraphrefersto______.
{{*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}}??????? ??????????? ??????CharterSchools{{/B}}? ?Americanpubliceducationhaschangedinrecentyears.Onechangeisthat increasingnumbersofAmericanparentsandteachersarestartingindependent publicschoolscalledcharterschools.??In1991therewere {{U}}?51?{{/U}}charterschoolsintheUnitedStates.Todaymorethan 2300charterschools{{U}}?52?{{/U}}in34statesandtheDistrictof Columbia2.575000students{{U}}?53?{{/U}}theseschools.Thestudents arefrom5years{{U}}?54?{{/U}}agethrough18orolder.? ?Acharterschooliscreatedbygroupsofparentsteachersandcommunity members.Itissimilar{{U}}?55?{{/U}}somewaystoatraditional publicschool.Itreceivestaxmoneytooperatejustas{{U}}?56?{{/U}} publicschoolsdo.Theamountitreceivesdepends{{U}}?57?{{/U}}the numberofstudents.Thecharterschoolmustprove{{U}}?58?{{/U}}local orstategovernmentsthatitsstudentsarelearning.Thesegovernmentsprovide theschool{{U}}?59?{{/U}}theagreementorcharterthatpermitsitto operate.??Unlikeatraditionalpublicschool{{U}}?60 ?{{/U}}thecharterschooldoesnothavetoobeymostlawsgoverningpublic schools.Localstateorfederalgovernmentscannottellitwhatto teach.??Eachschoolcanchooseitsowngoalsanddecidetheways itwantsto{{U}}?61?{{/U}}thosegoals.Classsizesusuallyare smallerthaninmanytraditionalpublicschools.Manystudentsandparentssay teachersincharterschoolscanbemorecreative.??Howeverstate educationagencies3localeducation-governingcommitteesandunionsoften {{U}}?62?{{/U}}charterschools.Theysaytheseschoolsmayreceive moneybadlyneededbytraditionalpublicschools.Expertssaysomecharter schoolsaredoingwellwhileothersarestruggling.??Congress provided200milliondollarsforestablishingcharterschoolsinthe2002 federalbudget.{{U}}?63?{{/U}}oftentheschoolssaytheylackenough moneyfortheirprograms.Manyalsolackneededspace.??{{U}} ?64?{{/U}}manyofthe36charterschoolsintheDistrictof Columbiaholdclassesincrowdedbuildings.Theseschoolshavealmost11000 students.Districtofficialssaytheyhaveprovided14formerschoolbuildings {{U}}?65?{{/U}}chartereducation.Yetcharter-schoolsupporterssay officialsshouldtryhardertofindmorespace.
TheUnitedStates In1782【51】theUnitedStateswonitsindependencethebaldeaglewaschosen【52】thenationalbirdofthenewcountry.Americanleaderswantedtheeagletobea【53】oftheircountrybecauseit’’sabirdofstrengthandcourage.TheychosethebaldeaglebecauseitwasfoundalloverNorthAmericaandonlyinNorthAmerica. Butalittleover200years【54】thebaldeaglehadalmostdisappearedfromthecountryIn1972therewereonly3000baldeaglesintheentireUnitedStates.Thereasonforthebirds【55】populationwaspollutionespeciallypollutionofriversbypesticides.Pesticidesarechemicals【56】tokillinsectsandotheranimalsthatattackanddestroycrops. 【57】rainoftenwashespesticidesintorivers.Pesticidespollutetheriversandpoisonthefish.Eagleseat【58】andthepoison【59】theireggs.Theeggshaveverythinshellsanddonothatch. Eagles【60】onlytwoorthreeeggsayear.Becausemanyoftheeggsdidnot【61】andproducemoreeagles【62】eaglesquickly【63】smaller. TodaytheAmericanGovernmentandtheAmericanpeoplearetryingtoprotectthebaldeagle.Thenumberofbaldeagles【64】Itnowappears【65】theAmericannationalbirdwillsurviveandremainasymbolofstrengthandcourage.
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. Whatkindofchildmaybeatthehighestriskofdevelopinginsulin-dependentdiabetes?
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. AccordingtothepassagethealarmingincreaseintherateofdiabetesamongchildrenintheUKmaypartlybeexplainedbytherisein______.
MostAdultsinU.S.HaveLowRiskofHeartDisease Morethan80percentofUSadultshavealessthan10percentriskofdevelopingheartdiseaseinthenext10yearsaccordingtoareportintheJournaloftheAmericanCollegeofCardiology.Just3percenthaveariskthatexceeds20percent. IhopethatthesenumberswillgivephysiciansresearchershealthpolicyanalystsandothersabetterideaofhowcoronaryheartdiseaseisdistributedintheUSpopulationleadauthorDr.EarlS.FordfromtheCentersforDiseaseControlandPreventioninAtlantasaidinastatement. Thefindingsarebasedonanalysisofdatafrom13769subjectsbetween20and79yearsofagewhoparticipatedintheThirdNationalHealthandNutritionExaminationSurveyfrom1988to1994. Overall82percentofadultshadariskoflessthan10percent15percenthadariskthatfellbetween10to20percentand3percenthadariskabove20percent. Theproportionofsubjectsinthehighestriskgroupincreasedwithadvancingageandmenweremorelikelythanwomentobeinthisgroup.Bycontrastraceorethnicityhadlittleeffectonriskdistributions. Althoughthereportsuggeststhatmostadultshavealow10-yearriskofheartdiseasealargeproportionhaveahighorimmediateriskDr.DanielS.BermanfromCedars-SinaiMedicalCenterinLosAngelesandDr.NathanD.WongfromtheUniversityofCaliforniaatIrvinenoteinarelatededitorial. Aggressivetreatmentmeasuresandpublichealthstrategiesareneededtoshifttheoverallpopulationriskdownwardtheyadd. The10-yearriskofheartdiseaseislowformostUSadults.
TheU.Swasin1850adividednationhalfslaveandhalffree.
TheUnitedStates In1782【51】theUnitedStateswonitsindependencethebaldeaglewaschosen【52】thenationalbirdofthenewcountry.Americanleaderswantedtheeagletobea【53】oftheircountrybecauseit’’sabirdofstrengthandcourage.TheychosethebaldeaglebecauseitwasfoundalloverNorthAmericaandonlyinNorthAmerica. Butalittleover200years【54】thebaldeaglehadalmostdisappearedfromthecountryIn1972therewereonly3000baldeaglesintheentireUnitedStates.Thereasonforthebirds【55】populationwaspollutionespeciallypollutionofriversbypesticides.Pesticidesarechemicals【56】tokillinsectsandotheranimalsthatattackanddestroycrops. 【57】rainoftenwashespesticidesintorivers.Pesticidespollutetheriversandpoisonthefish.Eagleseat【58】andthepoison【59】theireggs.Theeggshaveverythinshellsanddonothatch. Eagles【60】onlytwoorthreeeggsayear.Becausemanyoftheeggsdidnot【61】andproducemoreeagles【62】eaglesquickly【63】smaller. TodaytheAmericanGovernmentandtheAmericanpeoplearetryingtoprotectthebaldeagle.Thenumberofbaldeagles【64】Itnowappears【65】theAmericannationalbirdwillsurviveandremainasymbolofstrengthandcourage.
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