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? ?阅读下面这篇短文，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个正确的小标题；(2)第27～30题要求从所给的6个选项中选择4个正确选项，分别完成每...
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? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为规定段每段选择1
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有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
? ?阅读下面这篇短文短文后有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
? ?阅读下面这篇短文短文后有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
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有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
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有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
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为规定段每段选择1
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? ?阅读下面这篇短文短文后有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
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有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
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
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{{*HTML*}}? ?下面有3篇短文每篇短文后有5道题每道题后面有4个选项请根据文章的内容从每题所给的4个选项中选择1个最佳答案{{B}}第一篇{{/B}} ??????? ????{{B}}GivingUpSmoking{{/B}}??Anumberof devicesareavailabletohelpapersonquitsmoking.Nicotine尼古丁patchesare smallnicotine-containingadhesive粘着性的discsappliedtotheskin.The nicotineisslowlyabsorbedthroughtheskinandentersthebloodstream血流. Overtimethenicotinedoseisreducedandeventuallythedesirefornicotine iseased.Nicotinegum口香糖worksinasimilarmannerprovidingsmalldosesof nicotinewhenchewed咀嚼.??Thebenefitsofgivingupsmoking includetheimmediatereductionofharmtothehealthofthesmokerandeasier admissiontosocialactivitiesandinstitutionsthatbansmoking.Ina1988 reporttheU.S.SurgeonGeneraldeclaredcigarettesmokingtobemoreharmful andexpensivethantheuseofcocaine可卡因alcoholorheroin.Recentevidence supportsthisclaim.??TheUnitedStatesgovernmenthascollected aspecialtaxoncigarettesforseveraldecades.Theraterosefrom8centsper packof20cigarettesin1951to24centsperpackin1993.Inotherdeveloped countriesthecigarettetaxrateismuchhigherrangingfrom50percentin Switzerlandto85percentinDenmark.??IntheUnitedStatesthe firstdirectactiontochecksmokingwastheregulationofawarningon cigarettepackagesbytheFederalTradeCommission.Thiswarningtookeffectin 1964andwasstrengthenedin1969toread:Warning:TheSurgeonGeneralHas DeterminedThatCigaretteSmokingIsDangeroustoYourHealth.In1971all cigaretteadvertisingwasbannedfromradioandtelevisionandcitiesand statespassedlawsrequiringnonsmokingsectionsinpublicplacesand workplaces.Whichofthefollowingissaidtobethemostexpensiveandharmful?
{{*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}}??????? ??????????? ???HowtheBodyKeepstheSameTemperature{{/B}}? ?Thetemperatureofyourbodyshouldbealwaysjustthesamenomatter whethertheweatherishotorcold.Thatiswhythedoctoruseshisthermometer whenyouaresick.Whenyouarewellyourtemperatureisninety-eightandsix tenthsdegrees.Ifhefindsit{{U}}?51?{{/U}}thanthatitisasure signthatsomethingiswrong.??Thebodykeepsthesame temperatureallthetimebecauseitbalances平衡theheatitproducesand {{U}}?52?{{/U}}off.Itisalwaysburningupfoodandproducingheat. Itcanproduceheatfasterwhenitneedstoorgiveoffheatfasterwhenit becomestoowarm.Let’ssee{{U}}?53?{{/U}}thishappens.? ?Theheatofyourbodyisgivenoffchieflythroughtheskin.Whenyouare {{U}}?54?{{/U}}yourskinistightandshowsgooseflesh.Whenyou getchilly寒冷的youmustdancearoundtokeepwarmor{{U}}?55?{{/U}} youwillshiver颤抖.{{U}}?56?{{/U}}yourmusclesbegintoworkburn upfuelandproducemoreheat.Itisnot{{U}}?57?{{/U}}toshiverso youusuallypreferwarmingupbyexerciseorput{{U}}?58?{{/U}}more clothestokeepheatin.??Whenyouarewarmtheskinisloose andsoft.Itissosupplied{{U}}?59?{{/U}}bloodthatheatisgiven offrapidly.Ifyougettoohotyoubegintosweatand{{U}}?60 ?{{/U}}bodyheatisusedinevaporating蒸发themoisture潮湿fromyour skin.Youwearlessclothingtooinwarm{{U}}?61?{{/U}}orinawarm roomsothatwarmthcanbegivenofffreely.Youfeelyoudon’t{{U}}?62 ?{{/U}}exercisingbecauseyourbodyiswarm{{U}}?63?{{/U}}andthe extraheatproducedbyexercisemakesyouuncomfortable.??Youcan seefromthiswhyyou{{U}}?64?{{/U}}differentlyindifferentkindsof weather.Insummerwhenitiswarmyoufeeltiredandlazy.Youdonotcareto workorplaybutenjoylyinganddoingnothing.Whenyougetoutofdoorsin winterthecoldairmakesyoufeel{{U}}?65?{{/U}}Youwanttorunand play.
{{*HTML*}}{{B}}第二篇{{/B}} ??????{{B}}Effects ofExerciseonElderlyDiabetics糖尿病人{{/B}}??Mostolderpeople withso-calledtype2diabetes糖尿病couldstoptakinginsulin胰岛素ifthey woulddobrisk轻快的exercisefor30minutesjustthreetimesaweekaccording tonewmedicalresearchresultsreportedinaCopenhagennewspaper.Resultsfrom testsconductedondiabeticsattheCopenhagencentralhospitalRigshospitalet’s CenterforMuscleResearchshowedthatphysicalexercisecanboostthebody’s abilitytomakeuseofinsulinby30percent.Thisisequaltotheeffectmost elderlydiabeticsgetfromtheirinsulinmedication药物治疗today.? ?Researchershadagroupofnon-diabeticmenandagroupofmenwithtype2 diabetesallmorethan60yearsofageexerciseonbicyclessixtimesaweek forthreemonths.Afterthethreemonthsthedoctorsmeasuredhowmuchsugarthe testsubjects’musclescouldmakeuseofasameasureforhowwelltheirinsulin worked.??AssociateProfessorDrFlemmingDelaoftheMuscle ResearchCentersaidthetestsdemonstratedthattheexercisingdiabeticshad madeasgooduseofinsulinasthehealthynon-diabeticpersons.Thismeans thattheinsulinworksjustaswellforbothgroups.Physicalexercisecannot curepeopleofdiabetesbutitcaneliminatealmostalltheirsymptoms.Atthe sametimeitcanputoffthepointatwhichtheyhavetobegintakinginsulin Delasaid.??Insulinisahormoneproducedbythepancreas胰腺 controllingsugarinthebodyandisusedagainstdiabetes.??Dela saidthattoachievethedesiredeffectdiabeticsneedonlyexercisetothe pointwheretheybegintosweatbutthattheactivityhastobemaintained sinceitwearsoffafterfivedayswithoutsufficientexercise.? ?Mostdiabeticsrealizethattheyhavetowatchtheirdietwhileremaining unawareoftheimportanceofexerciseDela added.Whatistheeffectofexerciseonelderlypeoplewithtype2diabetes?
{{*HTML*}}??阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子做出判断 ?????????? ??????{{B}}UsingHIVVirustoCure Cancer{{/B}}??Scientistsareplanningtousehumanimmunodeficiency 免疫缺陷virusHIVoneofmankind’smostfearedvirusesasacarrierofgenes whichcanfightcancerandarangeofdiseasesthatcannotbecured.Theexperts sayHIVhasanalmostperfectabilitytoavoidthebody’simmune免疫的defenses makingitidealforcarryingreplacementgenesintopatients’bodiesaccording totheObserver.??AteamattheCalifornia-basedSalkInstitute oneoftheworld’sleadingresearchcentersonbiologicalscienceshascreated aspecialnewbreedofHIVandhasstartednegotiationswiththeU.S.Foodand DrugAdministrationFDAtobeginclinicalgenetherapy治疗trialsthisyear. Thefirsttrialsareexpectedtoinvolvepatientssufferingfromcancersthat cannotbecuredbysurgeryalthoughprojectleaderProfessorInderVermasaid theHIVtechniquewouldhavefarwiderapplications.??Theplan remainsverylikelytocausecontroversysinceitinvolvesmakinguseofavirus whichhascausedmorethan22milliondeathsaroundtheworldinthepasttwo decades.VermasaidthattheideaofusingHIVforabeneficialpurposewas shockingbutthefiercenatureofHIVhaddisappearedbyhavingallsixofthe potentiallydeadlygenesremoved.??Illnessessuchasvarious cancersarecausedwhenageneinapatient’sbodyfailstoworkproperly.In thepasttwoyearsbreakthroughsingenetics遗传学haveledgenetherapy scientiststotryandreplacethegenesthatdonotfunctionnormally.? ?Unfortunatelythebody’simmunedefenseshavebeenknowntoattackthe modifiedgenesandmakethemlosetheireffectsbeforetheycanstarttheirtask andprogressinthefieldhasbeenheldupbythelackofasuitable carrier.??TheHIVvirushastheabilitytoescapefromandthen destroytheimmunedefensecellsdesignedtoprotectourbodiesandthismakes itattractivetoscientistsasawayofsecretlyconveyingreplacementgenes intopatients’bodies.TheHIVvirushascausedmoredeathsindevelopedcountries.
{{*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}}??????? ??????????? ???HowtheBodyKeepstheSameTemperature{{/B}}? ?Thetemperatureofyourbodyshouldbealwaysjustthesamenomatter whethertheweatherishotorcold.Thatiswhythedoctoruseshisthermometer whenyouaresick.Whenyouarewellyourtemperatureisninety-eightandsix tenthsdegrees.Ifhefindsit{{U}}?51?{{/U}}thanthatitisasure signthatsomethingiswrong.??Thebodykeepsthesame temperatureallthetimebecauseitbalances平衡theheatitproducesand {{U}}?52?{{/U}}off.Itisalwaysburningupfoodandproducingheat. Itcanproduceheatfasterwhenitneedstoorgiveoffheatfasterwhenit becomestoowarm.Let’ssee{{U}}?53?{{/U}}thishappens.? ?Theheatofyourbodyisgivenoffchieflythroughtheskin.Whenyouare {{U}}?54?{{/U}}yourskinistightandshowsgooseflesh.Whenyou getchilly寒冷的youmustdancearoundtokeepwarmor{{U}}?55?{{/U}} youwillshiver颤抖.{{U}}?56?{{/U}}yourmusclesbegintoworkburn upfuelandproducemoreheat.Itisnot{{U}}?57?{{/U}}toshiverso youusuallypreferwarmingupbyexerciseorput{{U}}?58?{{/U}}more clothestokeepheatin.??Whenyouarewarmtheskinisloose andsoft.Itissosupplied{{U}}?59?{{/U}}bloodthatheatisgiven offrapidly.Ifyougettoohotyoubegintosweatand{{U}}?60 ?{{/U}}bodyheatisusedinevaporating蒸发themoisture潮湿fromyour skin.Youwearlessclothingtooinwarm{{U}}?61?{{/U}}orinawarm roomsothatwarmthcanbegivenofffreely.Youfeelyoudon’t{{U}}?62 ?{{/U}}exercisingbecauseyourbodyiswarm{{U}}?63?{{/U}}andthe extraheatproducedbyexercisemakesyouuncomfortable.??Youcan seefromthiswhyyou{{U}}?64?{{/U}}differentlyindifferentkindsof weather.Insummerwhenitiswarmyoufeeltiredandlazy.Youdonotcareto workorplaybutenjoylyinganddoingnothing.Whenyougetoutofdoorsin winterthecoldairmakesyoufeel{{U}}?65?{{/U}}Youwanttorunand play.
Itisnouse{{U}}debating{{/U}}therelativemeritsofthispolicy.
Eveninahighlymodernizedcountry{{U}}manual{{/U}}workisstillneeded.
{{*HTML*}}? ?下面有3篇短文每篇短文后有5道题每道题后面有4个选项请根据文章的内容从每题所给的4个选项中选择1个最佳答案{{B}}第一篇{{/B}} ??????? ????{{B}}GivingUpSmoking{{/B}}??Anumberof devicesareavailabletohelpapersonquitsmoking.Nicotine尼古丁patchesare smallnicotine-containingadhesive粘着性的discsappliedtotheskin.The nicotineisslowlyabsorbedthroughtheskinandentersthebloodstream血流. Overtimethenicotinedoseisreducedandeventuallythedesirefornicotine iseased.Nicotinegum口香糖worksinasimilarmannerprovidingsmalldosesof nicotinewhenchewed咀嚼.??Thebenefitsofgivingupsmoking includetheimmediatereductionofharmtothehealthofthesmokerandeasier admissiontosocialactivitiesandinstitutionsthatbansmoking.Ina1988 reporttheU.S.SurgeonGeneraldeclaredcigarettesmokingtobemoreharmful andexpensivethantheuseofcocaine可卡因alcoholorheroin.Recentevidence supportsthisclaim.??TheUnitedStatesgovernmenthascollected aspecialtaxoncigarettesforseveraldecades.Theraterosefrom8centsper packof20cigarettesin1951to24centsperpackin1993.Inotherdeveloped countriesthecigarettetaxrateismuchhigherrangingfrom50percentin Switzerlandto85percentinDenmark.??IntheUnitedStatesthe firstdirectactiontochecksmokingwastheregulationofawarningon cigarettepackagesbytheFederalTradeCommission.Thiswarningtookeffectin 1964andwasstrengthenedin1969toread:Warning:TheSurgeonGeneralHas DeterminedThatCigaretteSmokingIsDangeroustoYourHealth.In1971all cigaretteadvertisingwasbannedfromradioandtelevisionandcitiesand statespassedlawsrequiringnonsmokingsectionsinpublicplacesand workplaces.Nicotinegumisusedtohelpasmoker
{{*HTML*}}? ?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以恢复文章原貌 {{B}}?????????? ??????????? ???EconomicGrowth{{/B}}??Theeconomyofanation requires{{U}}?46?{{/U}}.Totaloutputmustgrowifthecountryisto absorbabout1.5millionnewworkerswhoenterthelaborforceeachyearand moreworkerswhoarereplacedeachyearasaformoftechnologicalchange.If thenationproducedthesamelevelofoutputeachyearinsteadofincreasing itpeoplewouldhavefewerjobsgrowingunemploymentandadeclineinthe per-capita人均的incomeofthenation.Tomaintainorincreasetheexisting standardoflivingandtopreventunemploymentfromrising{{U}}?47 ?{{/U}}.Higherratesofemploymentandsubstantialper-capitaoutputgains seemtooccurwhentherealeconomicgrowthrateisover3%asitwasinthe years1983through1988.Recentexperienceshowsthatwitharealgrowthrate oflessthan2.5%theU.S.economysuffersfrom{{U}}?48 ?{{/U}}.??Forexampleunemploymentattheendof1990was 5.4%ofthelaborforce.Butbytheendof1991unemploymentwasmorethan6.6% ofthelaborforce.Whydidthishappen?Simplybecausetherealoutputofgoods andservicesdeclinedin1991.Newmembersintothelaborforcecouldnotbe absorbedso{{U}}?49?{{/U}}.Furthermorealargenumberofworkers withdrewfromthelaborforcealtogetherbecause{{U}}?50?{{/U}}. Insteadofrisingin1991therealGDPactuallyfell0.7%.RealGDProseagain in1992by2.6%butunemploymentalsoroseto7.3%ofthelaborforce.CDP con～tinuedtoriseduring1993gaineda3%.Atthesametimeunemploymentstood at6.8%ofthelaborforce.Per-capitaincomealsogrewagainduring1993.A ?unemploymentroseB?theywereunabletofindworkC?a healthyrateofeconomicgrowthD?outofworkE?theymust increaserealgrossdomesticproductGDPcontinuouslyF?higher unemploymentandlimitedgainsinper-capitaoutputandincome
{{*HTML*}}? ?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以恢复文章原貌 {{B}}?????????? ??????????? ???EconomicGrowth{{/B}}??Theeconomyofanation requires{{U}}?46?{{/U}}.Totaloutputmustgrowifthecountryisto absorbabout1.5millionnewworkerswhoenterthelaborforceeachyearand moreworkerswhoarereplacedeachyearasaformoftechnologicalchange.If thenationproducedthesamelevelofoutputeachyearinsteadofincreasing itpeoplewouldhavefewerjobsgrowingunemploymentandadeclineinthe per-capita人均的incomeofthenation.Tomaintainorincreasetheexisting standardoflivingandtopreventunemploymentfromrising{{U}}?47 ?{{/U}}.Higherratesofemploymentandsubstantialper-capitaoutputgains seemtooccurwhentherealeconomicgrowthrateisover3%asitwasinthe years1983through1988.Recentexperienceshowsthatwitharealgrowthrate oflessthan2.5%theU.S.economysuffersfrom{{U}}?48 ?{{/U}}.??Forexampleunemploymentattheendof1990was 5.4%ofthelaborforce.Butbytheendof1991unemploymentwasmorethan6.6% ofthelaborforce.Whydidthishappen?Simplybecausetherealoutputofgoods andservicesdeclinedin1991.Newmembersintothelaborforcecouldnotbe absorbedso{{U}}?49?{{/U}}.Furthermorealargenumberofworkers withdrewfromthelaborforcealtogetherbecause{{U}}?50?{{/U}}. Insteadofrisingin1991therealGDPactuallyfell0.7%.RealGDProseagain in1992by2.6%butunemploymentalsoroseto7.3%ofthelaborforce.CDP con～tinuedtoriseduring1993gaineda3%.Atthesametimeunemploymentstood at6.8%ofthelaborforce.Per-capitaincomealsogrewagainduring1993.A ?unemploymentroseB?theywereunabletofindworkC?a healthyrateofeconomicgrowthD?outofworkE?theymust increaserealgrossdomesticproductGDPcontinuouslyF?higher unemploymentandlimitedgainsinper-capitaoutputandincome{{*HTML*}}
{{*HTML*}}? ?阅读下面这篇短文短文后有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个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ?????????? ???{{B}}FriendlyRelationswiththePeopleAround{{/B}}1 ?Youdependonallthepeoplecloselyaroundtogiveyouthewarmfeeling ofbelongingness归属thatyoumusthavetofeelsecure.Butinfactthe membersofallthegroupstowhichyoubelongalsodependonyoutogivethat feelingtothem.Apersonwhoshowsthathewantseverythingforhimselfis bound一定的tobealonelywolf.2?Theneedforcompanionshipis closelyrelatedtotheneedforasenseofbelongingness.Howsadandlonely yourlifewouldbeifyouhadnoonetoshareyourfeelingsandexperiences.You maytakeitforgrantedthattherealwayswillbepeoplearoundtotalktoand todothingswithyouandforyou.Theimportantpointhoweveristhatkeeping emotionallyhealthydoesnotdependsomuchuponhavingpeoplearoundyouas uponyourabilitytoestablishrelationshipsthataresatisfyingbothtoyouand tothem.3?Supposeyouareinacrowdwatchingafootballgame.You don’tknowthem.Whenthegameisoveryouwillallgoyourseparateways.But justforawhileyouhadafeelingofcompanionshipofsharingthefeelingsof otherswhowerecheeringfortheteamyouwantedtowin.4?An experienceofthiskindgivestheclue线索towhatcompanionshipreallyis.It dependsuponemotionaltiesofsympathyunderstandingtrustandaffection. Companionsbecomefriendswhenthesetiesareformed.5?Whenyouare throwninanewcircleofacquaintances熟人youmaynotknowwithwhomyou willmakefriendsbutyoucanbesurethatyouwillbeabletoestablish friendshipsifyoushowthatyoureallylikepeople.Paragraph5______
{{*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}}??????? ??????????? ???HowtheBodyKeepstheSameTemperature{{/B}}? ?Thetemperatureofyourbodyshouldbealwaysjustthesamenomatter whethertheweatherishotorcold.Thatiswhythedoctoruseshisthermometer whenyouaresick.Whenyouarewellyourtemperatureisninety-eightandsix tenthsdegrees.Ifhefindsit{{U}}?51?{{/U}}thanthatitisasure signthatsomethingiswrong.??Thebodykeepsthesame temperatureallthetimebecauseitbalances平衡theheatitproducesand {{U}}?52?{{/U}}off.Itisalwaysburningupfoodandproducingheat. Itcanproduceheatfasterwhenitneedstoorgiveoffheatfasterwhenit becomestoowarm.Let’ssee{{U}}?53?{{/U}}thishappens.? ?Theheatofyourbodyisgivenoffchieflythroughtheskin.Whenyouare {{U}}?54?{{/U}}yourskinistightandshowsgooseflesh.Whenyou getchilly寒冷的youmustdancearoundtokeepwarmor{{U}}?55?{{/U}} youwillshiver颤抖.{{U}}?56?{{/U}}yourmusclesbegintoworkburn upfuelandproducemoreheat.Itisnot{{U}}?57?{{/U}}toshiverso youusuallypreferwarmingupbyexerciseorput{{U}}?58?{{/U}}more clothestokeepheatin.??Whenyouarewarmtheskinisloose andsoft.Itissosupplied{{U}}?59?{{/U}}bloodthatheatisgiven offrapidly.Ifyougettoohotyoubegintosweatand{{U}}?60 ?{{/U}}bodyheatisusedinevaporating蒸发themoisture潮湿fromyour skin.Youwearlessclothingtooinwarm{{U}}?61?{{/U}}orinawarm roomsothatwarmthcanbegivenofffreely.Youfeelyoudon’t{{U}}?62 ?{{/U}}exercisingbecauseyourbodyiswarm{{U}}?63?{{/U}}andthe extraheatproducedbyexercisemakesyouuncomfortable.??Youcan seefromthiswhyyou{{U}}?64?{{/U}}differentlyindifferentkindsof weather.Insummerwhenitiswarmyoufeeltiredandlazy.Youdonotcareto workorplaybutenjoylyinganddoingnothing.Whenyougetoutofdoorsin winterthecoldairmakesyoufeel{{U}}?65?{{/U}}Youwanttorunand play.
{{*HTML*}}{{B}}第二篇{{/B}} ??????{{B}}Effects ofExerciseonElderlyDiabetics糖尿病人{{/B}}??Mostolderpeople withso-calledtype2diabetes糖尿病couldstoptakinginsulin胰岛素ifthey woulddobrisk轻快的exercisefor30minutesjustthreetimesaweekaccording tonewmedicalresearchresultsreportedinaCopenhagennewspaper.Resultsfrom testsconductedondiabeticsattheCopenhagencentralhospitalRigshospitalet’s CenterforMuscleResearchshowedthatphysicalexercisecanboostthebody’s abilitytomakeuseofinsulinby30percent.Thisisequaltotheeffectmost elderlydiabeticsgetfromtheirinsulinmedication药物治疗today.? ?Researchershadagroupofnon-diabeticmenandagroupofmenwithtype2 diabetesallmorethan60yearsofageexerciseonbicyclessixtimesaweek forthreemonths.Afterthethreemonthsthedoctorsmeasuredhowmuchsugarthe testsubjects’musclescouldmakeuseofasameasureforhowwelltheirinsulin worked.??AssociateProfessorDrFlemmingDelaoftheMuscle ResearchCentersaidthetestsdemonstratedthattheexercisingdiabeticshad madeasgooduseofinsulinasthehealthynon-diabeticpersons.Thismeans thattheinsulinworksjustaswellforbothgroups.Physicalexercisecannot curepeopleofdiabetesbutitcaneliminatealmostalltheirsymptoms.Atthe sametimeitcanputoffthepointatwhichtheyhavetobegintakinginsulin Delasaid.??Insulinisahormoneproducedbythepancreas胰腺 controllingsugarinthebodyandisusedagainstdiabetes.??Dela saidthattoachievethedesiredeffectdiabeticsneedonlyexercisetothe pointwheretheybegintosweatbutthattheactivityhastobemaintained sinceitwearsoffafterfivedayswithoutsufficientexercise.? ?Mostdiabeticsrealizethattheyhavetowatchtheirdietwhileremaining unawareoftheimportanceofexerciseDela added.Theresearcherscheckedhowwellthetestsubjects’insulinworkedbymeasuring
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{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 {{B}}??????? ??????????? ???HowtheBodyKeepstheSameTemperature{{/B}}? ?Thetemperatureofyourbodyshouldbealwaysjustthesamenomatter whethertheweatherishotorcold.Thatiswhythedoctoruseshisthermometer whenyouaresick.Whenyouarewellyourtemperatureisninety-eightandsix tenthsdegrees.Ifhefindsit{{U}}?51?{{/U}}thanthatitisasure signthatsomethingiswrong.??Thebodykeepsthesame temperatureallthetimebecauseitbalances平衡theheatitproducesand {{U}}?52?{{/U}}off.Itisalwaysburningupfoodandproducingheat. Itcanproduceheatfasterwhenitneedstoorgiveoffheatfasterwhenit becomestoowarm.Let’ssee{{U}}?53?{{/U}}thishappens.? ?Theheatofyourbodyisgivenoffchieflythroughtheskin.Whenyouare {{U}}?54?{{/U}}yourskinistightandshowsgooseflesh.Whenyou getchilly寒冷的youmustdancearoundtokeepwarmor{{U}}?55?{{/U}} youwillshiver颤抖.{{U}}?56?{{/U}}yourmusclesbegintoworkburn upfuelandproducemoreheat.Itisnot{{U}}?57?{{/U}}toshiverso youusuallypreferwarmingupbyexerciseorput{{U}}?58?{{/U}}more clothestokeepheatin.??Whenyouarewarmtheskinisloose andsoft.Itissosupplied{{U}}?59?{{/U}}bloodthatheatisgiven offrapidly.Ifyougettoohotyoubegintosweatand{{U}}?60 ?{{/U}}bodyheatisusedinevaporating蒸发themoisture潮湿fromyour skin.Youwearlessclothingtooinwarm{{U}}?61?{{/U}}orinawarm roomsothatwarmthcanbegivenofffreely.Youfeelyoudon’t{{U}}?62 ?{{/U}}exercisingbecauseyourbodyiswarm{{U}}?63?{{/U}}andthe extraheatproducedbyexercisemakesyouuncomfortable.??Youcan seefromthiswhyyou{{U}}?64?{{/U}}differentlyindifferentkindsof weather.Insummerwhenitiswarmyoufeeltiredandlazy.Youdonotcareto workorplaybutenjoylyinganddoingnothing.Whenyougetoutofdoorsin winterthecoldairmakesyoufeel{{U}}?65?{{/U}}Youwanttorunand play.
{{*HTML*}}? ?阅读下面这篇短文短文后有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个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ?????????? ???{{B}}FriendlyRelationswiththePeopleAround{{/B}}1 ?Youdependonallthepeoplecloselyaroundtogiveyouthewarmfeeling ofbelongingness归属thatyoumusthavetofeelsecure.Butinfactthe membersofallthegroupstowhichyoubelongalsodependonyoutogivethat feelingtothem.Apersonwhoshowsthathewantseverythingforhimselfis bound一定的tobealonelywolf.2?Theneedforcompanionshipis closelyrelatedtotheneedforasenseofbelongingness.Howsadandlonely yourlifewouldbeifyouhadnoonetoshareyourfeelingsandexperiences.You maytakeitforgrantedthattherealwayswillbepeoplearoundtotalktoand todothingswithyouandforyou.Theimportantpointhoweveristhatkeeping emotionallyhealthydoesnotdependsomuchuponhavingpeoplearoundyouas uponyourabilitytoestablishrelationshipsthataresatisfyingbothtoyouand tothem.3?Supposeyouareinacrowdwatchingafootballgame.You don’tknowthem.Whenthegameisoveryouwillallgoyourseparateways.But justforawhileyouhadafeelingofcompanionshipofsharingthefeelingsof otherswhowerecheeringfortheteamyouwantedtowin.4?An experienceofthiskindgivestheclue线索towhatcompanionshipreallyis.It dependsuponemotionaltiesofsympathyunderstandingtrustandaffection. Companionsbecomefriendswhenthesetiesareformed.5?Whenyouare throwninanewcircleofacquaintances熟人youmaynotknowwithwhomyou willmakefriendsbutyoucanbesurethatyouwillbeabletoestablish friendshipsifyoushowthatyoureallylikepeople.Youwillfindithardtomakefriendswithpeople______.
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{{*HTML*}}? ?阅读下面这篇短文短文后有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个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ?????????? ???{{B}}FriendlyRelationswiththePeopleAround{{/B}}1 ?Youdependonallthepeoplecloselyaroundtogiveyouthewarmfeeling ofbelongingness归属thatyoumusthavetofeelsecure.Butinfactthe membersofallthegroupstowhichyoubelongalsodependonyoutogivethat feelingtothem.Apersonwhoshowsthathewantseverythingforhimselfis bound一定的tobealonelywolf.2?Theneedforcompanionshipis closelyrelatedtotheneedforasenseofbelongingness.Howsadandlonely yourlifewouldbeifyouhadnoonetoshareyourfeelingsandexperiences.You maytakeitforgrantedthattherealwayswillbepeoplearoundtotalktoand todothingswithyouandforyou.Theimportantpointhoweveristhatkeeping emotionallyhealthydoesnotdependsomuchuponhavingpeoplearoundyouas uponyourabilitytoestablishrelationshipsthataresatisfyingbothtoyouand tothem.3?Supposeyouareinacrowdwatchingafootballgame.You don’tknowthem.Whenthegameisoveryouwillallgoyourseparateways.But justforawhileyouhadafeelingofcompanionshipofsharingthefeelingsof otherswhowerecheeringfortheteamyouwantedtowin.4?An experienceofthiskindgivestheclue线索towhatcompanionshipreallyis.It dependsuponemotionaltiesofsympathyunderstandingtrustandaffection. Companionsbecomefriendswhenthesetiesareformed.5?Whenyouare throwninanewcircleofacquaintances熟人youmaynotknowwithwhomyou willmakefriendsbutyoucanbesurethatyouwillbeabletoestablish friendshipsifyoushowthatyoureallylikepeople.Thewarmfeelingofbelongingnessmaygiveyou______.
{{*HTML*}}??阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子做出判断 ?????????? ??????{{B}}UsingHIVVirustoCure Cancer{{/B}}??Scientistsareplanningtousehumanimmunodeficiency 免疫缺陷virusHIVoneofmankind’smostfearedvirusesasacarrierofgenes whichcanfightcancerandarangeofdiseasesthatcannotbecured.Theexperts sayHIVhasanalmostperfectabilitytoavoidthebody’simmune免疫的defenses makingitidealforcarryingreplacementgenesintopatients’bodiesaccording totheObserver.??AteamattheCalifornia-basedSalkInstitute oneoftheworld’sleadingresearchcentersonbiologicalscienceshascreated aspecialnewbreedofHIVandhasstartednegotiationswiththeU.S.Foodand DrugAdministrationFDAtobeginclinicalgenetherapy治疗trialsthisyear. Thefirsttrialsareexpectedtoinvolvepatientssufferingfromcancersthat cannotbecuredbysurgeryalthoughprojectleaderProfessorInderVermasaid theHIVtechniquewouldhavefarwiderapplications.??Theplan remainsverylikelytocausecontroversysinceitinvolvesmakinguseofavirus whichhascausedmorethan22milliondeathsaroundtheworldinthepasttwo decades.VermasaidthattheideaofusingHIVforabeneficialpurposewas shockingbutthefiercenatureofHIVhaddisappearedbyhavingallsixofthe potentiallydeadlygenesremoved.??Illnessessuchasvarious cancersarecausedwhenageneinapatient’sbodyfailstoworkproperly.In thepasttwoyearsbreakthroughsingenetics遗传学haveledgenetherapy scientiststotryandreplacethegenesthatdonotfunctionnormally.? ?Unfortunatelythebody’simmunedefenseshavebeenknowntoattackthe modifiedgenesandmakethemlosetheireffectsbeforetheycanstarttheirtask andprogressinthefieldhasbeenheldupbythelackofasuitable carrier.??TheHIVvirushastheabilitytoescapefromandthen destroytheimmunedefensecellsdesignedtoprotectourbodiesandthismakes itattractivetoscientistsasawayofsecretlyconveyingreplacementgenes intopatients’bodies.FDAhasapprovedtheplanofusingHIVtocurecancerinhumans.
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{{*HTML*}}{{B}}第三篇{{/B}} {{B}}??????? ??????????? ????ProblemsoftheElderly{{/B}}? ?Gerontologists老年人问题学者studyhowoldpeoplearetreatedwithinasociety andhowtheelderlydealwiththeinevitableproblemsofagingparticularly thoseinvolvinghealthandincome.Healthproblemsincludenormallossesin hearingeyesightandmemoryandtheincreasedpossibilityof chronic慢性的diseases.Theselossesaregradualandproceedatdifferentrates foreachindividual.Ingeneralthehealthofoldpeopletodayisbetterthan thatofearliergeneration—aconditionthatislikelytoimproveStillfurther asmorepeoplereceivebettermedicalcarethroughttheirlives.? ?Becausemostoldpeoplearenolongerinthelaborforceasteadysource ofincomeisnecessary.Systemsofpensionsandbenefitsarecharacteristicof industrialsocieties.OneexampleisSocialSecurityintheU.S.whichisnow increasedautomaticallyasthecostoflivingrisesthusreducingsomewhatthe effectofinflation.??Althoughtheincomeofretiredpeopleis abouthalfthatofworkingpeoplemostmanagetoremainfinancially independent.??Incomeneedsandhealtharewhatpeopleconsider mostwhentheydecidewhethertore-tireornot.Puttinganendtothelimiton theretirementageisnotexpectedtocausemanyworkerstostayonthejobif theycanaffordtoretire.TheneedtorelievestrainsontheSocialSecurity systemhoweverhasledtolegislationthatgraduallyraisestheageatwhich peoplecangetfullbenefits.Thismightforcethemtoworklongerinthe future.??Elderlypeoplethemselvesoftendisplayhighspirits satisfactionwithlifeandfeelingsofself-worth.Theimportantfactorsare healthandincome.Thetaskofmodemsocietiesistoensurethattheagedhave theirbasicneedsmetandthattheycancontinuetofunctioninthe community.Themostimportantfactorsthatonehastoconsiderinmakingthedecisiontoretireare______.
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{{*HTML*}}??阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 {{B}}??????? ??????????? ???HowtheBodyKeepstheSameTemperature{{/B}}? ?Thetemperatureofyourbodyshouldbealwaysjustthesamenomatter whethertheweatherishotorcold.Thatiswhythedoctoruseshisthermometer whenyouaresick.Whenyouarewellyourtemperatureisninety-eightandsix tenthsdegrees.Ifhefindsit{{U}}?51?{{/U}}thanthatitisasure signthatsomethingiswrong.??Thebodykeepsthesame temperatureallthetimebecauseitbalances平衡theheatitproducesand {{U}}?52?{{/U}}off.Itisalwaysburningupfoodandproducingheat. Itcanproduceheatfasterwhenitneedstoorgiveoffheatfasterwhenit becomestoowarm.Let’ssee{{U}}?53?{{/U}}thishappens.? ?Theheatofyourbodyisgivenoffchieflythroughtheskin.Whenyouare {{U}}?54?{{/U}}yourskinistightandshowsgooseflesh.Whenyou getchilly寒冷的youmustdancearoundtokeepwarmor{{U}}?55?{{/U}} youwillshiver颤抖.{{U}}?56?{{/U}}yourmusclesbegintoworkburn upfuelandproducemoreheat.Itisnot{{U}}?57?{{/U}}toshiverso youusuallypreferwarmingupbyexerciseorput{{U}}?58?{{/U}}more clothestokeepheatin.??Whenyouarewarmtheskinisloose andsoft.Itissosupplied{{U}}?59?{{/U}}bloodthatheatisgiven offrapidly.Ifyougettoohotyoubegintosweatand{{U}}?60 ?{{/U}}bodyheatisusedinevaporating蒸发themoisture潮湿fromyour skin.Youwearlessclothingtooinwarm{{U}}?61?{{/U}}orinawarm roomsothatwarmthcanbegivenofffreely.Youfeelyoudon’t{{U}}?62 ?{{/U}}exercisingbecauseyourbodyiswarm{{U}}?63?{{/U}}andthe extraheatproducedbyexercisemakesyouuncomfortable.??Youcan seefromthiswhyyou{{U}}?64?{{/U}}differentlyindifferentkindsof weather.Insummerwhenitiswarmyoufeeltiredandlazy.Youdonotcareto workorplaybutenjoylyinganddoingnothing.Whenyougetoutofdoorsin winterthecoldairmakesyoufeel{{U}}?65?{{/U}}Youwanttorunand play.
{{*HTML*}}??阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子做出判断 ?????????? ??????{{B}}UsingHIVVirustoCure Cancer{{/B}}??Scientistsareplanningtousehumanimmunodeficiency 免疫缺陷virusHIVoneofmankind’smostfearedvirusesasacarrierofgenes whichcanfightcancerandarangeofdiseasesthatcannotbecured.Theexperts sayHIVhasanalmostperfectabilitytoavoidthebody’simmune免疫的defenses makingitidealforcarryingreplacementgenesintopatients’bodiesaccording totheObserver.??AteamattheCalifornia-basedSalkInstitute oneoftheworld’sleadingresearchcentersonbiologicalscienceshascreated aspecialnewbreedofHIVandhasstartednegotiationswiththeU.S.Foodand DrugAdministrationFDAtobeginclinicalgenetherapy治疗trialsthisyear. Thefirsttrialsareexpectedtoinvolvepatientssufferingfromcancersthat cannotbecuredbysurgeryalthoughprojectleaderProfessorInderVermasaid theHIVtechniquewouldhavefarwiderapplications.??Theplan remainsverylikelytocausecontroversysinceitinvolvesmakinguseofavirus whichhascausedmorethan22milliondeathsaroundtheworldinthepasttwo decades.VermasaidthattheideaofusingHIVforabeneficialpurposewas shockingbutthefiercenatureofHIVhaddisappearedbyhavingallsixofthe potentiallydeadlygenesremoved.??Illnessessuchasvarious cancersarecausedwhenageneinapatient’sbodyfailstoworkproperly.In thepasttwoyearsbreakthroughsingenetics遗传学haveledgenetherapy scientiststotryandreplacethegenesthatdonotfunctionnormally.? ?Unfortunatelythebody’simmunedefenseshavebeenknowntoattackthe modifiedgenesandmakethemlosetheireffectsbeforetheycanstarttheirtask andprogressinthefieldhasbeenheldupbythelackofasuitable carrier.??TheHIVvirushastheabilitytoescapefromandthen destroytheimmunedefensecellsdesignedtoprotectourbodiesandthismakes itattractivetoscientistsasawayofsecretlyconveyingreplacementgenes intopatients’bodies.HIVcanbesafelyusedtocurecanceronlyifthedeadlygeneshavebeenremoved.
{{*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}}??????? ??????????? ???HowtheBodyKeepstheSameTemperature{{/B}}? ?Thetemperatureofyourbodyshouldbealwaysjustthesamenomatter whethertheweatherishotorcold.Thatiswhythedoctoruseshisthermometer whenyouaresick.Whenyouarewellyourtemperatureisninety-eightandsix tenthsdegrees.Ifhefindsit{{U}}?51?{{/U}}thanthatitisasure signthatsomethingiswrong.??Thebodykeepsthesame temperatureallthetimebecauseitbalances平衡theheatitproducesand {{U}}?52?{{/U}}off.Itisalwaysburningupfoodandproducingheat. Itcanproduceheatfasterwhenitneedstoorgiveoffheatfasterwhenit becomestoowarm.Let’ssee{{U}}?53?{{/U}}thishappens.? ?Theheatofyourbodyisgivenoffchieflythroughtheskin.Whenyouare {{U}}?54?{{/U}}yourskinistightandshowsgooseflesh.Whenyou getchilly寒冷的youmustdancearoundtokeepwarmor{{U}}?55?{{/U}} youwillshiver颤抖.{{U}}?56?{{/U}}yourmusclesbegintoworkburn upfuelandproducemoreheat.Itisnot{{U}}?57?{{/U}}toshiverso youusuallypreferwarmingupbyexerciseorput{{U}}?58?{{/U}}more clothestokeepheatin.??Whenyouarewarmtheskinisloose andsoft.Itissosupplied{{U}}?59?{{/U}}bloodthatheatisgiven offrapidly.Ifyougettoohotyoubegintosweatand{{U}}?60 ?{{/U}}bodyheatisusedinevaporating蒸发themoisture潮湿fromyour skin.Youwearlessclothingtooinwarm{{U}}?61?{{/U}}orinawarm roomsothatwarmthcanbegivenofffreely.Youfeelyoudon’t{{U}}?62 ?{{/U}}exercisingbecauseyourbodyiswarm{{U}}?63?{{/U}}andthe extraheatproducedbyexercisemakesyouuncomfortable.??Youcan seefromthiswhyyou{{U}}?64?{{/U}}differentlyindifferentkindsof weather.Insummerwhenitiswarmyoufeeltiredandlazy.Youdonotcareto workorplaybutenjoylyinganddoingnothing.Whenyougetoutofdoorsin winterthecoldairmakesyoufeel{{U}}?65?{{/U}}Youwanttorunand play.
{{*HTML*}}??阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子做出判断 ?????????? ??????{{B}}UsingHIVVirustoCure Cancer{{/B}}??Scientistsareplanningtousehumanimmunodeficiency 免疫缺陷virusHIVoneofmankind’smostfearedvirusesasacarrierofgenes whichcanfightcancerandarangeofdiseasesthatcannotbecured.Theexperts sayHIVhasanalmostperfectabilitytoavoidthebody’simmune免疫的defenses makingitidealforcarryingreplacementgenesintopatients’bodiesaccording totheObserver.??AteamattheCalifornia-basedSalkInstitute oneoftheworld’sleadingresearchcentersonbiologicalscienceshascreated aspecialnewbreedofHIVandhasstartednegotiationswiththeU.S.Foodand DrugAdministrationFDAtobeginclinicalgenetherapy治疗trialsthisyear. Thefirsttrialsareexpectedtoinvolvepatientssufferingfromcancersthat cannotbecuredbysurgeryalthoughprojectleaderProfessorInderVermasaid theHIVtechniquewouldhavefarwiderapplications.??Theplan remainsverylikelytocausecontroversysinceitinvolvesmakinguseofavirus whichhascausedmorethan22milliondeathsaroundtheworldinthepasttwo decades.VermasaidthattheideaofusingHIVforabeneficialpurposewas shockingbutthefiercenatureofHIVhaddisappearedbyhavingallsixofthe potentiallydeadlygenesremoved.??Illnessessuchasvarious cancersarecausedwhenageneinapatient’sbodyfailstoworkproperly.In thepasttwoyearsbreakthroughsingenetics遗传学haveledgenetherapy scientiststotryandreplacethegenesthatdonotfunctionnormally.? ?Unfortunatelythebody’simmunedefenseshavebeenknowntoattackthe modifiedgenesandmakethemlosetheireffectsbeforetheycanstarttheirtask andprogressinthefieldhasbeenheldupbythelackofasuitable carrier.??TheHIVvirushastheabilitytoescapefromandthen destroytheimmunedefensecellsdesignedtoprotectourbodiesandthismakes itattractivetoscientistsasawayofsecretlyconveyingreplacementgenes intopatients’bodies.Othercountriesarealsoexpectedtobeginclinicalgenetherapytrialssoon.
{{*HTML*}}? ?阅读下面这篇短文短文后有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个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ?????????? ???{{B}}FriendlyRelationswiththePeopleAround{{/B}}1 ?Youdependonallthepeoplecloselyaroundtogiveyouthewarmfeeling ofbelongingness归属thatyoumusthavetofeelsecure.Butinfactthe membersofallthegroupstowhichyoubelongalsodependonyoutogivethat feelingtothem.Apersonwhoshowsthathewantseverythingforhimselfis bound一定的tobealonelywolf.2?Theneedforcompanionshipis closelyrelatedtotheneedforasenseofbelongingness.Howsadandlonely yourlifewouldbeifyouhadnoonetoshareyourfeelingsandexperiences.You maytakeitforgrantedthattherealwayswillbepeoplearoundtotalktoand todothingswithyouandforyou.Theimportantpointhoweveristhatkeeping emotionallyhealthydoesnotdependsomuchuponhavingpeoplearoundyouas uponyourabilitytoestablishrelationshipsthataresatisfyingbothtoyouand tothem.3?Supposeyouareinacrowdwatchingafootballgame.You don’tknowthem.Whenthegameisoveryouwillallgoyourseparateways.But justforawhileyouhadafeelingofcompanionshipofsharingthefeelingsof otherswhowerecheeringfortheteamyouwantedtowin.4?An experienceofthiskindgivestheclue线索towhatcompanionshipreallyis.It dependsuponemotionaltiesofsympathyunderstandingtrustandaffection. Companionsbecomefriendswhenthesetiesareformed.5?Whenyouare throwninanewcircleofacquaintances熟人youmaynotknowwithwhomyou willmakefriendsbutyoucanbesurethatyouwillbeabletoestablish friendshipsifyoushowthatyoureallylikepeople.Paragraph3______
{{*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}}??????? ??????????? ???HowtheBodyKeepstheSameTemperature{{/B}}? ?Thetemperatureofyourbodyshouldbealwaysjustthesamenomatter whethertheweatherishotorcold.Thatiswhythedoctoruseshisthermometer whenyouaresick.Whenyouarewellyourtemperatureisninety-eightandsix tenthsdegrees.Ifhefindsit{{U}}?51?{{/U}}thanthatitisasure signthatsomethingiswrong.??Thebodykeepsthesame temperatureallthetimebecauseitbalances平衡theheatitproducesand {{U}}?52?{{/U}}off.Itisalwaysburningupfoodandproducingheat. Itcanproduceheatfasterwhenitneedstoorgiveoffheatfasterwhenit becomestoowarm.Let’ssee{{U}}?53?{{/U}}thishappens.? ?Theheatofyourbodyisgivenoffchieflythroughtheskin.Whenyouare {{U}}?54?{{/U}}yourskinistightandshowsgooseflesh.Whenyou getchilly寒冷的youmustdancearoundtokeepwarmor{{U}}?55?{{/U}} youwillshiver颤抖.{{U}}?56?{{/U}}yourmusclesbegintoworkburn upfuelandproducemoreheat.Itisnot{{U}}?57?{{/U}}toshiverso youusuallypreferwarmingupbyexerciseorput{{U}}?58?{{/U}}more clothestokeepheatin.??Whenyouarewarmtheskinisloose andsoft.Itissosupplied{{U}}?59?{{/U}}bloodthatheatisgiven offrapidly.Ifyougettoohotyoubegintosweatand{{U}}?60 ?{{/U}}bodyheatisusedinevaporating蒸发themoisture潮湿fromyour skin.Youwearlessclothingtooinwarm{{U}}?61?{{/U}}orinawarm roomsothatwarmthcanbegivenofffreely.Youfeelyoudon’t{{U}}?62 ?{{/U}}exercisingbecauseyourbodyiswarm{{U}}?63?{{/U}}andthe extraheatproducedbyexercisemakesyouuncomfortable.??Youcan seefromthiswhyyou{{U}}?64?{{/U}}differentlyindifferentkindsof weather.Insummerwhenitiswarmyoufeeltiredandlazy.Youdonotcareto workorplaybutenjoylyinganddoingnothing.Whenyougetoutofdoorsin winterthecoldairmakesyoufeel{{U}}?65?{{/U}}Youwanttorunand play.
{{*HTML*}}? ?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以恢复文章原貌 {{B}}?????????? ??????????? ???EconomicGrowth{{/B}}??Theeconomyofanation requires{{U}}?46?{{/U}}.Totaloutputmustgrowifthecountryisto absorbabout1.5millionnewworkerswhoenterthelaborforceeachyearand moreworkerswhoarereplacedeachyearasaformoftechnologicalchange.If thenationproducedthesamelevelofoutputeachyearinsteadofincreasing itpeoplewouldhavefewerjobsgrowingunemploymentandadeclineinthe per-capita人均的incomeofthenation.Tomaintainorincreasetheexisting standardoflivingandtopreventunemploymentfromrising{{U}}?47 ?{{/U}}.Higherratesofemploymentandsubstantialper-capitaoutputgains seemtooccurwhentherealeconomicgrowthrateisover3%asitwasinthe years1983through1988.Recentexperienceshowsthatwitharealgrowthrate oflessthan2.5%theU.S.economysuffersfrom{{U}}?48 ?{{/U}}.??Forexampleunemploymentattheendof1990was 5.4%ofthelaborforce.Butbytheendof1991unemploymentwasmorethan6.6% ofthelaborforce.Whydidthishappen?Simplybecausetherealoutputofgoods andservicesdeclinedin1991.Newmembersintothelaborforcecouldnotbe absorbedso{{U}}?49?{{/U}}.Furthermorealargenumberofworkers withdrewfromthelaborforcealtogetherbecause{{U}}?50?{{/U}}. Insteadofrisingin1991therealGDPactuallyfell0.7%.RealGDProseagain in1992by2.6%butunemploymentalsoroseto7.3%ofthelaborforce.CDP con～tinuedtoriseduring1993gaineda3%.Atthesametimeunemploymentstood at6.8%ofthelaborforce.Per-capitaincomealsogrewagainduring1993.A ?unemploymentroseB?theywereunabletofindworkC?a healthyrateofeconomicgrowthD?outofworkE?theymust increaserealgrossdomesticproductGDPcontinuouslyF?higher unemploymentandlimitedgainsinper-capitaoutputandincome
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