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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个选项中为规定段每段选择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 ?Evenaftercenturiesofscientificresearchnooneknowsforsure whyhumanbeingsplusafewotherprimatesincludingchimpanzeesapesand orangutanslaugh.2.??Evenifscientistsstilldonotknowwhy welaughtheyhavelearnedalotaboutit.Forexample:Thesoundoflaughter iscreatedwhenyouinhaledeeplyandthenreleasetheairwhileyourdiaphragm movesinaseriesofshortspasmodiccontractions.Thetypicallaughismadeup ofpulsesofsoundthatareabout1/15thofasecondlongand1/5thofasecond apart.3.??Oneofthemostinterestingthingsresearchershave learnedisthepowerfulhealingeffectoflaughter.Wellactuallythey’re re-learningitaftercenturiesofneglect:IntheMiddleAgesdoctorstreated theirpatientsbytellingthemjokesbutmodemmedicinediscountedthecurative propertiesoflaughing.Thatbegantochangein1979?wheneditorNorman CousinswroteAnatomyofanIllnessinwhichhecreditedwatchinghumorous videoswithhelpinghimreducepainandrecoverfromankylosingspondylitis 类风湿性脊椎炎alifethreateningdegenerativespinaldisease.Thebookinspired researcherstolookintowhetherlaughterreallycouldaidinhealingand recoveryfromillness.4.??In1995tworesearchersattheLoma LindaUniversitySchoolofMedicinehad10medicalstudentswatcha60-minute videotapeofGallagherastand-upcomedianfamousforsmashingwatermelonsand otherobjectswithasledgehammer.Theresearchersfoundthatafterwatchingthe videowherewasameasurabledecreaseinstresshormonesincludingepinephrine anddopamineinthestudents’bloodplusanincreaseinendorphins-thebody’s naturalpainkillers.Butthemostchangeswerefoundinthestudents’immune systems.Theseincluded?·Increasedlevelsofgammainterferona hormonethatswitchesontheimmunesystemhelpsfightvirusesandregulates cellgrowth.?·IncreasednumbersofhelperT-cellswhichhelpthe bodycoordinatetheimmunesystem’sresponsetoillness?·More Compliment3asubstancethathelpsantibodiesdestroyinfectedanddamaged cells?·AnincreaseinthenumberandactivityofnaturalkillerNK cellswhichthebodyuses?toattackforeigncellscancercellsand cellsinfectedbyviruses5.??Someofthelevelsevenbeganto changebeforethestudentswatchedthevideo-justfromtheexpectationthatthey wereabouttolaugh.Sayyou’regoingtoyourfavoriterestaurantDr.Berk explains.Youcanvisualizethefood;youcanalmosttasteit.Youarealready experiencingthephysiologyofenjoyingit.Yourimmunesystem[also]remembers. Byusinghumortocombatstressyoucanconditionyourselftostrengthenyour immunesystem.6.??Chimpanzeesapesandafewotherprimates laughbutnootheranimalsdoChimps’laughsoundslikerapidpantingbut unlikehumanstheyareunabletoregulateorcontroltheairastheybreathe out.Thislackofabilitytocontrolairflowissamethingthatdeprivesthemof speech.Chimpsandgorillasthathavelearnedsignlanguagehavebeenknownto signoneanotherforlaughsParagraph4.______
Griersonremains{{U}}cautious{{/U}}ofoffendingthepublicofmovingtooquickly.
Vending Vendingissuchanup-to-dateconceptinprovidingproductswhereandwhencustomerswantthemthatitishardtobelievethatitmadeitsfirstappearanceinEgyptianTemplesbackin215B.C. Vendinghasbenefitedfromthatlonghistoryandisnowpoisedtomeettheneedsofthe21stcenturyconsumer. Currentdaypressuresmeanthatwearealltime-starvedandthereadyavailabilityofadrinkandasnackattherighttemperaturejustwherewewant.Itistheconvenientluxurythathelpstokeepstressatbayandprovidesafewmoreminutesatthedeskorinthegym. Atworkthoseextraminutesspentmakingteaorcoffeebyhandreallyaddup.ResearchconductedbytheNOPNationalOpinionPollfortheAssociationshowedthattheaveragetimespentonthisbyemployeesoverandaboveformallunchandteabreaksis45minutesperday.Thatequatestoafirmemploying50peoplelosingupto37maneverydayarealholeinproductivity! It’’snotjustintheworkplacethoughthatthebenefitsofvendingcanbeenjoyed.Moreandmoremajorhouseholdbrandsareseeingvendingasanidealroutetothecustomerfortheirproductsbecausethevendingmachinecanbetrustedtobereadytoservewheneverthereisademand.Machinesarenowfamiliarsightsatairportsgarageforecourtsleisuresitesrailwaystationsandanywhereelsethatpeoplegatherallowingconsumerstoputtogetheraninstantpicnic. It’’snosurprisethereforethatconsumersarecurrentlyspendingattherateofsome￡1billionperyearthroughtheslotsofvendingmachinesnowthat10milliondrinksarevendedintocupseveryday. Vendingmachinescannowbeseen______.
NewTechniquePromisesEarlierCancerDetection AnewtechniquecouldrevolutionizetheearlydetectionofcancergivingsufferersagreaterchanceofbeatingthediseaseAmericanscientistssaid.ResearchersattheMassachusettsInstituteofTechnologyhavedevisedanovelmethodof【51】changesinthenucleusofcellsintheearlieststagesofthedisease.Morethan85percentofallcancersoriginateintheepithelium上皮thatlinestheinternalsurfacesoforgans【52】thebody.Althoughthesearetreatable【53】theyarediagnosedinoneofthepreventablestagesearlybodydamagesarealmost【54】todetectsaidscientistFeld.Wepresentanewoptical-probe光学探子techniquebasedonlight-scatteringspectroscopy分光镜检查thatisable【55】detectprecancerousandearlycancerouscellsincell-richepitheliaheaddedinastatement. Thenewtechniquereliesonthefact【56】cellnucleichangeintheearlystagesofcancerandthedifferencesscatterlightinacharacteristicway.Untilnowthechangeswereonlydetectable【57】abiopsy活检wastakenthescientistssaid.Thenewtechnique【58】inthesciencejournalNaturecanbeusedinconjunctionwitharoutinecancerscreeningandsurveillancetechniquewhichusesanendoscope内窥镜—aflexibleopticalprobe【59】withcameraswhichisinsertedintoacavityinthebody—tocheck【60】cancers. Thescientistssaidthey【61】theirnewtechniqueinfourdifferentorgansduringroutineendoscopiccancerscreening.Thetipoftheopticalprobewasbroughtintocontactwiththetissuetobetestedandthescatteringoflightwasrecordedwithouttheneedforanytissuetobe【62】thescientistssaid.Ourresultsshowthatlight-scatteringspectroscopyhasthepotentialtodetectpre-cancerousbodydamagesandpreinvasivecancersthroughoutthebody.Thistechniqueshould【63】improvetheefficiencyofcancerscreeningandsurveillancethescientistssaid.Cancerisoneofthebiggest【64】inindustrializedcountries.【65】tofiguresfromtheWorldHealthOrganization10millionpeoplewerediagnosedwiththediseaseworldwidein1997andsixmilliondied.
{{*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个选项中为规定段每段选择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 ?Evenaftercenturiesofscientificresearchnooneknowsforsure whyhumanbeingsplusafewotherprimatesincludingchimpanzeesapesand orangutanslaugh.2.??Evenifscientistsstilldonotknowwhy welaughtheyhavelearnedalotaboutit.Forexample:Thesoundoflaughter iscreatedwhenyouinhaledeeplyandthenreleasetheairwhileyourdiaphragm movesinaseriesofshortspasmodiccontractions.Thetypicallaughismadeup ofpulsesofsoundthatareabout1/15thofasecondlongand1/5thofasecond apart.3.??Oneofthemostinterestingthingsresearchershave learnedisthepowerfulhealingeffectoflaughter.Wellactuallythey’re re-learningitaftercenturiesofneglect:IntheMiddleAgesdoctorstreated theirpatientsbytellingthemjokesbutmodemmedicinediscountedthecurative propertiesoflaughing.Thatbegantochangein1979?wheneditorNorman CousinswroteAnatomyofanIllnessinwhichhecreditedwatchinghumorous videoswithhelpinghimreducepainandrecoverfromankylosingspondylitis 类风湿性脊椎炎alifethreateningdegenerativespinaldisease.Thebookinspired researcherstolookintowhetherlaughterreallycouldaidinhealingand recoveryfromillness.4.??In1995tworesearchersattheLoma LindaUniversitySchoolofMedicinehad10medicalstudentswatcha60-minute videotapeofGallagherastand-upcomedianfamousforsmashingwatermelonsand otherobjectswithasledgehammer.Theresearchersfoundthatafterwatchingthe videowherewasameasurabledecreaseinstresshormonesincludingepinephrine anddopamineinthestudents’bloodplusanincreaseinendorphins-thebody’s naturalpainkillers.Butthemostchangeswerefoundinthestudents’immune systems.Theseincluded?·Increasedlevelsofgammainterferona hormonethatswitchesontheimmunesystemhelpsfightvirusesandregulates cellgrowth.?·IncreasednumbersofhelperT-cellswhichhelpthe bodycoordinatetheimmunesystem’sresponsetoillness?·More Compliment3asubstancethathelpsantibodiesdestroyinfectedanddamaged cells?·AnincreaseinthenumberandactivityofnaturalkillerNK cellswhichthebodyuses?toattackforeigncellscancercellsand cellsinfectedbyviruses5.??Someofthelevelsevenbeganto changebeforethestudentswatchedthevideo-justfromtheexpectationthatthey wereabouttolaugh.Sayyou’regoingtoyourfavoriterestaurantDr.Berk explains.Youcanvisualizethefood;youcanalmosttasteit.Youarealready experiencingthephysiologyofenjoyingit.Yourimmunesystem[also]remembers. Byusinghumortocombatstressyoucanconditionyourselftostrengthenyour immunesystem.6.??Chimpanzeesapesandafewotherprimates laughbutnootheranimalsdoChimps’laughsoundslikerapidpantingbut unlikehumanstheyareunabletoregulateorcontroltheairastheybreathe out.Thislackofabilitytocontrolairflowissamethingthatdeprivesthemof speech.Chimpsandgorillasthathavelearnedsignlanguagehavebeenknownto signoneanotherforlaughsParagraph6.______
NewTechniquePromisesEarlierCancerDetection AnewtechniquecouldrevolutionizetheearlydetectionofcancergivingsufferersagreaterchanceofbeatingthediseaseAmericanscientistssaid.ResearchersattheMassachusettsInstituteofTechnologyhavedevisedanovelmethodof【51】changesinthenucleusofcellsintheearlieststagesofthedisease.Morethan85percentofallcancersoriginateintheepithelium上皮thatlinestheinternalsurfacesoforgans【52】thebody.Althoughthesearetreatable【53】theyarediagnosedinoneofthepreventablestagesearlybodydamagesarealmost【54】todetectsaidscientistFeld.Wepresentanewoptical-probe光学探子techniquebasedonlight-scatteringspectroscopy分光镜检查thatisable【55】detectprecancerousandearlycancerouscellsincell-richepitheliaheaddedinastatement. Thenewtechniquereliesonthefact【56】cellnucleichangeintheearlystagesofcancerandthedifferencesscatterlightinacharacteristicway.Untilnowthechangeswereonlydetectable【57】abiopsy活检wastakenthescientistssaid.Thenewtechnique【58】inthesciencejournalNaturecanbeusedinconjunctionwitharoutinecancerscreeningandsurveillancetechniquewhichusesanendoscope内窥镜—aflexibleopticalprobe【59】withcameraswhichisinsertedintoacavityinthebody—tocheck【60】cancers. Thescientistssaidthey【61】theirnewtechniqueinfourdifferentorgansduringroutineendoscopiccancerscreening.Thetipoftheopticalprobewasbroughtintocontactwiththetissuetobetestedandthescatteringoflightwasrecordedwithouttheneedforanytissuetobe【62】thescientistssaid.Ourresultsshowthatlight-scatteringspectroscopyhasthepotentialtodetectpre-cancerousbodydamagesandpreinvasivecancersthroughoutthebody.Thistechniqueshould【63】improvetheefficiencyofcancerscreeningandsurveillancethescientistssaid.Cancerisoneofthebiggest【64】inindustrializedcountries.【65】tofiguresfromtheWorldHealthOrganization10millionpeoplewerediagnosedwiththediseaseworldwidein1997andsixmilliondied.
{{*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个选项中为规定段每段选择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 ?Evenaftercenturiesofscientificresearchnooneknowsforsure whyhumanbeingsplusafewotherprimatesincludingchimpanzeesapesand orangutanslaugh.2.??Evenifscientistsstilldonotknowwhy welaughtheyhavelearnedalotaboutit.Forexample:Thesoundoflaughter iscreatedwhenyouinhaledeeplyandthenreleasetheairwhileyourdiaphragm movesinaseriesofshortspasmodiccontractions.Thetypicallaughismadeup ofpulsesofsoundthatareabout1/15thofasecondlongand1/5thofasecond apart.3.??Oneofthemostinterestingthingsresearchershave learnedisthepowerfulhealingeffectoflaughter.Wellactuallythey’re re-learningitaftercenturiesofneglect:IntheMiddleAgesdoctorstreated theirpatientsbytellingthemjokesbutmodemmedicinediscountedthecurative propertiesoflaughing.Thatbegantochangein1979?wheneditorNorman CousinswroteAnatomyofanIllnessinwhichhecreditedwatchinghumorous videoswithhelpinghimreducepainandrecoverfromankylosingspondylitis 类风湿性脊椎炎alifethreateningdegenerativespinaldisease.Thebookinspired researcherstolookintowhetherlaughterreallycouldaidinhealingand recoveryfromillness.4.??In1995tworesearchersattheLoma LindaUniversitySchoolofMedicinehad10medicalstudentswatcha60-minute videotapeofGallagherastand-upcomedianfamousforsmashingwatermelonsand otherobjectswithasledgehammer.Theresearchersfoundthatafterwatchingthe videowherewasameasurabledecreaseinstresshormonesincludingepinephrine anddopamineinthestudents’bloodplusanincreaseinendorphins-thebody’s naturalpainkillers.Butthemostchangeswerefoundinthestudents’immune systems.Theseincluded?·Increasedlevelsofgammainterferona hormonethatswitchesontheimmunesystemhelpsfightvirusesandregulates cellgrowth.?·IncreasednumbersofhelperT-cellswhichhelpthe bodycoordinatetheimmunesystem’sresponsetoillness?·More Compliment3asubstancethathelpsantibodiesdestroyinfectedanddamaged cells?·AnincreaseinthenumberandactivityofnaturalkillerNK cellswhichthebodyuses?toattackforeigncellscancercellsand cellsinfectedbyviruses5.??Someofthelevelsevenbeganto changebeforethestudentswatchedthevideo-justfromtheexpectationthatthey wereabouttolaugh.Sayyou’regoingtoyourfavoriterestaurantDr.Berk explains.Youcanvisualizethefood;youcanalmosttasteit.Youarealready experiencingthephysiologyofenjoyingit.Yourimmunesystem[also]remembers. Byusinghumortocombatstressyoucanconditionyourselftostrengthenyour immunesystem.6.??Chimpanzeesapesandafewotherprimates laughbutnootheranimalsdoChimps’laughsoundslikerapidpantingbut unlikehumanstheyareunabletoregulateorcontroltheairastheybreathe out.Thislackofabilitytocontrolairflowissamethingthatdeprivesthemof speech.Chimpsandgorillasthathavelearnedsignlanguagehavebeenknownto signoneanotherforlaughsThereasonforthemedicalbenefitsoflaughterrelatesto______
NewTechniquePromisesEarlierCancerDetection AnewtechniquecouldrevolutionizetheearlydetectionofcancergivingsufferersagreaterchanceofbeatingthediseaseAmericanscientistssaid.ResearchersattheMassachusettsInstituteofTechnologyhavedevisedanovelmethodof【51】changesinthenucleusofcellsintheearlieststagesofthedisease.Morethan85percentofallcancersoriginateintheepithelium上皮thatlinestheinternalsurfacesoforgans【52】thebody.Althoughthesearetreatable【53】theyarediagnosedinoneofthepreventablestagesearlybodydamagesarealmost【54】todetectsaidscientistFeld.Wepresentanewoptical-probe光学探子techniquebasedonlight-scatteringspectroscopy分光镜检查thatisable【55】detectprecancerousandearlycancerouscellsincell-richepitheliaheaddedinastatement. Thenewtechniquereliesonthefact【56】cellnucleichangeintheearlystagesofcancerandthedifferencesscatterlightinacharacteristicway.Untilnowthechangeswereonlydetectable【57】abiopsy活检wastakenthescientistssaid.Thenewtechnique【58】inthesciencejournalNaturecanbeusedinconjunctionwitharoutinecancerscreeningandsurveillancetechniquewhichusesanendoscope内窥镜—aflexibleopticalprobe【59】withcameraswhichisinsertedintoacavityinthebody—tocheck【60】cancers. Thescientistssaidthey【61】theirnewtechniqueinfourdifferentorgansduringroutineendoscopiccancerscreening.Thetipoftheopticalprobewasbroughtintocontactwiththetissuetobetestedandthescatteringoflightwasrecordedwithouttheneedforanytissuetobe【62】thescientistssaid.Ourresultsshowthatlight-scatteringspectroscopyhasthepotentialtodetectpre-cancerousbodydamagesandpreinvasivecancersthroughoutthebody.Thistechniqueshould【63】improvetheefficiencyofcancerscreeningandsurveillancethescientistssaid.Cancerisoneofthebiggest【64】inindustrializedcountries.【65】tofiguresfromtheWorldHealthOrganization10millionpeoplewerediagnosedwiththediseaseworldwidein1997andsixmilliondied.
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?
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FluShotsOrNot? ItsoundedlikeagoodideawhenNewYorkCity’’smayorRudollphGiulianiadvisedNewYorkersrecentlytogetaflushot.Afterall20000Americanseachyeardieofinfluenza.Andthisyearinparticularthemayorsuggestedgettingaflushotmightbeanespeciallygoodideasinceitcouldhelpdoctorsdistinguishbetweenfluandthedeadlyinhalational吸入的formofanthrax炭疽.How?Bothanthraxandfluexhibitstrikinglysimilarsymptoms—feverchillsandmuscleaches—intheearlydaysoftheinfection.Physicianswouldbequicktosuspectanthraxinanyonewhowasvaccinated接种疫苗againstfluandstilldevelopedfeverandchills.Thatwouldgivethemabetterchancetoidentifyanynewvictimsofterrorwhiletheirinfectionwasstillinitsearliestmosttreatablestages. Orsothemayor’’sreasoningwent.Unfortunatelythereareacoupleofproblemswithhislogic.Foronethinggettingvaccinatedagainstinfluenzadoesn’tguaranteeyouwontgetsick.Althoughhighlyeffectivethefluvaccine疫苗protectsagainstonlythedominanttypesofthediseaseandeventhendoesnotprovide100%protection.Ittakesacoupleofweeksforyourbodytorespondtothevaccinewithasufficientnumberofantibodies抗体.EachyearthousandsofAmericanswhogetthevaccineneverthelessstillgettheflu. Therearealsoplentyofreasonsyoumightdevelopfeverchillsandmuscleachesthathavenothingtodowitheitheranthraxorflu.Indeeddoctorsestimatethatmorethan80%ofallflulikeillnesseseachwinterarecausedbyothergroupsofviruses.Gettingvaccinatedagainstflucantprotectyouagainstsufferingfromtheseotherillnesses. Intheworstcaseaskingallhealthyadultstogetvaccinatedcouldactuallyhavetheoppositeeffecttotheoneintendedleadingtoevenmoredeathsifitmeanswerunoutofshotsforthosewhoaremostvulnerabletotheinfection.Alreadytherehavebeendelaysingettingthisyear’’sshipmentofvaccinetoclinicsanddoctors’’offices.Thosewhoshouldbeatthefrontofthelineincludefolkswhoare65oroldernursing-homeresidentsandadultsandchildrenwithchronichealthproblemsaswellasanyonewhocaresfororliveswithsuchpeople.FlushotsarealsoimportantformenandwomenwhoseimmunesystemisweakenedbyHIV艾滋病病毒orotherconditions. Thebestreasontogetthefluvaccineisthatitprotectsagainstmostflus—notthatyou’’reworriedaboutgettinganthrax.Whileinhalationalanthraxhaskilledonlyfivepeoplesofarmanymorecouldbeatriskfromflu-relatedcomplications.There’’snoneedtoworsenthetragedybymakingthisyear’’sinfluenzaepidemicanyworse. Noneofthefivepeoplekilledbyinhalationalanthraxhadbeenvaccinatedagainstinfluenza.
NewTechniquePromisesEarlierCancerDetection AnewtechniquecouldrevolutionizetheearlydetectionofcancergivingsufferersagreaterchanceofbeatingthediseaseAmericanscientistssaid.ResearchersattheMassachusettsInstituteofTechnologyhavedevisedanovelmethodof【51】changesinthenucleusofcellsintheearlieststagesofthedisease.Morethan85percentofallcancersoriginateintheepithelium上皮thatlinestheinternalsurfacesoforgans【52】thebody.Althoughthesearetreatable【53】theyarediagnosedinoneofthepreventablestagesearlybodydamagesarealmost【54】todetectsaidscientistFeld.Wepresentanewoptical-probe光学探子techniquebasedonlight-scatteringspectroscopy分光镜检查thatisable【55】detectprecancerousandearlycancerouscellsincell-richepitheliaheaddedinastatement. Thenewtechniquereliesonthefact【56】cellnucleichangeintheearlystagesofcancerandthedifferencesscatterlightinacharacteristicway.Untilnowthechangeswereonlydetectable【57】abiopsy活检wastakenthescientistssaid.Thenewtechnique【58】inthesciencejournalNaturecanbeusedinconjunctionwitharoutinecancerscreeningandsurveillancetechniquewhichusesanendoscope内窥镜—aflexibleopticalprobe【59】withcameraswhichisinsertedintoacavityinthebody—tocheck【60】cancers. Thescientistssaidthey【61】theirnewtechniqueinfourdifferentorgansduringroutineendoscopiccancerscreening.Thetipoftheopticalprobewasbroughtintocontactwiththetissuetobetestedandthescatteringoflightwasrecordedwithouttheneedforanytissuetobe【62】thescientistssaid.Ourresultsshowthatlight-scatteringspectroscopyhasthepotentialtodetectpre-cancerousbodydamagesandpreinvasivecancersthroughoutthebody.Thistechniqueshould【63】improvetheefficiencyofcancerscreeningandsurveillancethescientistssaid.Cancerisoneofthebiggest【64】inindustrializedcountries.【65】tofiguresfromtheWorldHealthOrganization10millionpeoplewerediagnosedwiththediseaseworldwidein1997andsixmilliondied.
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NewTechniquePromisesEarlierCancerDetection AnewtechniquecouldrevolutionizetheearlydetectionofcancergivingsufferersagreaterchanceofbeatingthediseaseAmericanscientistssaid.ResearchersattheMassachusettsInstituteofTechnologyhavedevisedanovelmethodof【51】changesinthenucleusofcellsintheearlieststagesofthedisease.Morethan85percentofallcancersoriginateintheepithelium上皮thatlinestheinternalsurfacesoforgans【52】thebody.Althoughthesearetreatable【53】theyarediagnosedinoneofthepreventablestagesearlybodydamagesarealmost【54】todetectsaidscientistFeld.Wepresentanewoptical-probe光学探子techniquebasedonlight-scatteringspectroscopy分光镜检查thatisable【55】detectprecancerousandearlycancerouscellsincell-richepitheliaheaddedinastatement. Thenewtechniquereliesonthefact【56】cellnucleichangeintheearlystagesofcancerandthedifferencesscatterlightinacharacteristicway.Untilnowthechangeswereonlydetectable【57】abiopsy活检wastakenthescientistssaid.Thenewtechnique【58】inthesciencejournalNaturecanbeusedinconjunctionwitharoutinecancerscreeningandsurveillancetechniquewhichusesanendoscope内窥镜—aflexibleopticalprobe【59】withcameraswhichisinsertedintoacavityinthebody—tocheck【60】cancers. Thescientistssaidthey【61】theirnewtechniqueinfourdifferentorgansduringroutineendoscopiccancerscreening.Thetipoftheopticalprobewasbroughtintocontactwiththetissuetobetestedandthescatteringoflightwasrecordedwithouttheneedforanytissuetobe【62】thescientistssaid.Ourresultsshowthatlight-scatteringspectroscopyhasthepotentialtodetectpre-cancerousbodydamagesandpreinvasivecancersthroughoutthebody.Thistechniqueshould【63】improvetheefficiencyofcancerscreeningandsurveillancethescientistssaid.Cancerisoneofthebiggest【64】inindustrializedcountries.【65】tofiguresfromtheWorldHealthOrganization10millionpeoplewerediagnosedwiththediseaseworldwidein1997andsixmilliondied.
NewTechniquePromisesEarlierCancerDetection AnewtechniquecouldrevolutionizetheearlydetectionofcancergivingsufferersagreaterchanceofbeatingthediseaseAmericanscientistssaid.ResearchersattheMassachusettsInstituteofTechnologyhavedevisedanovelmethodof【51】changesinthenucleusofcellsintheearlieststagesofthedisease.Morethan85percentofallcancersoriginateintheepithelium上皮thatlinestheinternalsurfacesoforgans【52】thebody.Althoughthesearetreatable【53】theyarediagnosedinoneofthepreventablestagesearlybodydamagesarealmost【54】todetectsaidscientistFeld.Wepresentanewoptical-probe光学探子techniquebasedonlight-scatteringspectroscopy分光镜检查thatisable【55】detectprecancerousandearlycancerouscellsincell-richepitheliaheaddedinastatement. Thenewtechniquereliesonthefact【56】cellnucleichangeintheearlystagesofcancerandthedifferencesscatterlightinacharacteristicway.Untilnowthechangeswereonlydetectable【57】abiopsy活检wastakenthescientistssaid.Thenewtechnique【58】inthesciencejournalNaturecanbeusedinconjunctionwitharoutinecancerscreeningandsurveillancetechniquewhichusesanendoscope内窥镜—aflexibleopticalprobe【59】withcameraswhichisinsertedintoacavityinthebody—tocheck【60】cancers. Thescientistssaidthey【61】theirnewtechniqueinfourdifferentorgansduringroutineendoscopiccancerscreening.Thetipoftheopticalprobewasbroughtintocontactwiththetissuetobetestedandthescatteringoflightwasrecordedwithouttheneedforanytissuetobe【62】thescientistssaid.Ourresultsshowthatlight-scatteringspectroscopyhasthepotentialtodetectpre-cancerousbodydamagesandpreinvasivecancersthroughoutthebody.Thistechniqueshould【63】improvetheefficiencyofcancerscreeningandsurveillancethescientistssaid.Cancerisoneofthebiggest【64】inindustrializedcountries.【65】tofiguresfromtheWorldHealthOrganization10millionpeoplewerediagnosedwiththediseaseworldwidein1997andsixmilliondied.
ManySRTmembersbelieveitisbothabiologicalandadivine{{U}}necessity{{/U}}foramantobetheheadofthefamily.
TheGeneIndustry Majorcompaniesarealreadyinpursuitofcommercialapplicationsofthenewbiology.Theydreamofplacingenzymesintheautomobiletomonitorexhaustandsenddataonpollutiontoamicroprocessorthatwillthenadjusttheengine.TheyspeakofwhattheNewYorkTimescallsmetal—hungrymicrobesthatmightbeusedtominevaluabletracemetalsfromoceanwater.Theyhavealreadydemandedandwontherighttopatentnewlifeforms. Nervouscriticsincludingmanyscientistsworrythatthereiscorporatenationalinternationalandinter-scientificrivalryintheentirebiotechnologicalfield.Theycreateimagesnotofoilspillsbutofmicrobespillsthatcouldspreaddiseaseanddestroyentirepopulations.Thecreationandaccidentalreleaseofextremelypoisonousmicrobeshoweverisonlyonecauseforalarm.Completelyrationalandrespectablescientistsaretalkingaboutpossibilitiesthatstaggertheimagination. Shouldwebreedpeoplewithcow-likestomachssotheycandigestgrassandhaytherebyrelievingthefoodproblembymodifyingustoeatlowerdownonthefoodchain?Shouldwebiologicallyalterworkerstofitthejobrequirementforexamplecreatingpilotswithfasterreactiontimesorassembly-lineworkersdesignedtodoourmonotonousworkforus?Shouldweattempttoeliminateinferiorpeopleandbreedasuper-race?Hitlertriedthisbutwithoutthegeneticweaponrythatmaysoonissuefromourlaboratories.Shouldweproducesoldierstodoourfighting?Shouldweusegeneticforecastingtopre-eliminateunfitbabies?Shouldwegrowreserveorgansforourselveseachofushavingasitwereasavingsbankfullofsparekidneyliversorhands? Wildasthesenotionsmaysoundeveryonehasitsadvocatesandopposersinthescientificcommunityaswellasitsstrikingcommercialapplication.AstwocriticsofgeneticengineeringJeremyRifkinandTedHowardstateintheirbookWhoShouldPlayGod?BroadScalegeneticengineeringwillprobablybeintroducedtoAmericamuchthesamewayasassemblylinesautomobilesvaccinescomputersandalltheothertechnologies.Aseachnewgeneticadvancebecomescommerciallypracticalanewconsumerneedwillbeexploitedandamarketforthenewtechnologywillbecreated. WhatdoseJeremyRifkinandTedHoward’sstatementimply?
{{*HTML*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C ??Hydroponicsthescienceofgrowing plantsinwaterorinertsubstancesrepresentsoneofthemostinnovative practicesinmodernagriculturaldevelopment.Notonlydoesitallowgreaterof theplantgrowthprocessitpermitstheproductionofcropsinhostile infertileenvironments.??Thefirstwidelypublicizedsoilless gardeningexperimentswereconductedduringthe1930s.W.F.Gerickevaried nutrientlevelsamongspecimenssuspendedinagravelsubstrate沙砾基质to demonstrateremarkablealterationsingrowth.Amongthefindingsthatamazedhis fellowhorticulturistswastheproductionoftomatoplantsover6meters high.??Theoriginalhydroponicsgardensmerelyconsistedof plantsfloatinginwater.Itwaslaterdiscoveredthattherootscouldsurvive inanumberofmediaaslongastheyweresuppliedwithsufficientmoisture nutrientsandoxygen.Avarietyofmaterialsareusedinrecentversions includinggravelsandpeatsawdustplasticsandsoon.Indeedoneofthe mostproductivemethodsinvolvessuspendingplantsinairwithaStyrofoam supportandsprayingthemoccasionallywithnutrientsolutiontokeepthem moist.??Manydifferentkindsofmaterialsaresuitablefor physicallycontainingplantsyetallofthesesystemsshareonetrait:the culturesolution.Thisnutrientbathispreparedinatankbydissolvingsalts whichprovidethenecessarychemicalsforplantmetabolism.Constantcaremust betakentoassurethatthesodiumchloride氯化纳levelsinthetankdonotreach excessivelevelsastheplantsdrawwaterandmineralsoutofthesolution.The acidityofthetankmustalsobemaintainedaround6.0to6.5dependingonthe specifictypeofplantsbeingharvested.??Althoughsoilless farmingisgenerallymoreexpensivethanutilizingfertilelandtherearemany advantagesthatmakeitanimportantalternativetotraditionalpractices. Herbicidesandpesticidesareunnecessarybecauseofthecontrolledenvironment. Theplantsalsoneedlessspacetogrowbecausetheirnutrientuptakeis significantlymoreefficient.Themostoutstandingbenefitthoughisthe abilitytoproducecropsinareaswithpoorsoilconditionsorinsufficient rainfall.Thesoillessfarmingisgenerallycheaperthantraditionalpractices.
Hewas{{U}}deceived{{/U}}byhersoftwords.
{{*HTML*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C ??Hydroponicsthescienceofgrowing plantsinwaterorinertsubstancesrepresentsoneofthemostinnovative practicesinmodernagriculturaldevelopment.Notonlydoesitallowgreaterof theplantgrowthprocessitpermitstheproductionofcropsinhostile infertileenvironments.??Thefirstwidelypublicizedsoilless gardeningexperimentswereconductedduringthe1930s.W.F.Gerickevaried nutrientlevelsamongspecimenssuspendedinagravelsubstrate沙砾基质to demonstrateremarkablealterationsingrowth.Amongthefindingsthatamazedhis fellowhorticulturistswastheproductionoftomatoplantsover6meters high.??Theoriginalhydroponicsgardensmerelyconsistedof plantsfloatinginwater.Itwaslaterdiscoveredthattherootscouldsurvive inanumberofmediaaslongastheyweresuppliedwithsufficientmoisture nutrientsandoxygen.Avarietyofmaterialsareusedinrecentversions includinggravelsandpeatsawdustplasticsandsoon.Indeedoneofthe mostproductivemethodsinvolvessuspendingplantsinairwithaStyrofoam supportandsprayingthemoccasionallywithnutrientsolutiontokeepthem moist.??Manydifferentkindsofmaterialsaresuitablefor physicallycontainingplantsyetallofthesesystemsshareonetrait:the culturesolution.Thisnutrientbathispreparedinatankbydissolvingsalts whichprovidethenecessarychemicalsforplantmetabolism.Constantcaremust betakentoassurethatthesodiumchloride氯化纳levelsinthetankdonotreach excessivelevelsastheplantsdrawwaterandmineralsoutofthesolution.The acidityofthetankmustalsobemaintainedaround6.0to6.5dependingonthe specifictypeofplantsbeingharvested.??Althoughsoilless farmingisgenerallymoreexpensivethanutilizingfertilelandtherearemany advantagesthatmakeitanimportantalternativetotraditionalpractices. Herbicidesandpesticidesareunnecessarybecauseofthecontrolledenvironment. Theplantsalsoneedlessspacetogrowbecausetheirnutrientuptakeis significantlymoreefficient.Themostoutstandingbenefitthoughisthe abilitytoproducecropsinareaswithpoorsoilconditionsorinsufficient rainfall.Accordingtothepassagethehighercostwouldbeagoodreasonnottousehydroponics.
NewTechniquePromisesEarlierCancerDetection AnewtechniquecouldrevolutionizetheearlydetectionofcancergivingsufferersagreaterchanceofbeatingthediseaseAmericanscientistssaid.ResearchersattheMassachusettsInstituteofTechnologyhavedevisedanovelmethodof【51】changesinthenucleusofcellsintheearlieststagesofthedisease.Morethan85percentofallcancersoriginateintheepithelium上皮thatlinestheinternalsurfacesoforgans【52】thebody.Althoughthesearetreatable【53】theyarediagnosedinoneofthepreventablestagesearlybodydamagesarealmost【54】todetectsaidscientistFeld.Wepresentanewoptical-probe光学探子techniquebasedonlight-scatteringspectroscopy分光镜检查thatisable【55】detectprecancerousandearlycancerouscellsincell-richepitheliaheaddedinastatement. Thenewtechniquereliesonthefact【56】cellnucleichangeintheearlystagesofcancerandthedifferencesscatterlightinacharacteristicway.Untilnowthechangeswereonlydetectable【57】abiopsy活检wastakenthescientistssaid.Thenewtechnique【58】inthesciencejournalNaturecanbeusedinconjunctionwitharoutinecancerscreeningandsurveillancetechniquewhichusesanendoscope内窥镜—aflexibleopticalprobe【59】withcameraswhichisinsertedintoacavityinthebody—tocheck【60】cancers. Thescientistssaidthey【61】theirnewtechniqueinfourdifferentorgansduringroutineendoscopiccancerscreening.Thetipoftheopticalprobewasbroughtintocontactwiththetissuetobetestedandthescatteringoflightwasrecordedwithouttheneedforanytissuetobe【62】thescientistssaid.Ourresultsshowthatlight-scatteringspectroscopyhasthepotentialtodetectpre-cancerousbodydamagesandpreinvasivecancersthroughoutthebody.Thistechniqueshould【63】improvetheefficiencyofcancerscreeningandsurveillancethescientistssaid.Cancerisoneofthebiggest【64】inindustrializedcountries.【65】tofiguresfromtheWorldHealthOrganization10millionpeoplewerediagnosedwiththediseaseworldwidein1997andsixmilliondied.
{{*HTML*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C ??Hydroponicsthescienceofgrowing plantsinwaterorinertsubstancesrepresentsoneofthemostinnovative practicesinmodernagriculturaldevelopment.Notonlydoesitallowgreaterof theplantgrowthprocessitpermitstheproductionofcropsinhostile infertileenvironments.??Thefirstwidelypublicizedsoilless gardeningexperimentswereconductedduringthe1930s.W.F.Gerickevaried nutrientlevelsamongspecimenssuspendedinagravelsubstrate沙砾基质to demonstrateremarkablealterationsingrowth.Amongthefindingsthatamazedhis fellowhorticulturistswastheproductionoftomatoplantsover6meters high.??Theoriginalhydroponicsgardensmerelyconsistedof plantsfloatinginwater.Itwaslaterdiscoveredthattherootscouldsurvive inanumberofmediaaslongastheyweresuppliedwithsufficientmoisture nutrientsandoxygen.Avarietyofmaterialsareusedinrecentversions includinggravelsandpeatsawdustplasticsandsoon.Indeedoneofthe mostproductivemethodsinvolvessuspendingplantsinairwithaStyrofoam supportandsprayingthemoccasionallywithnutrientsolutiontokeepthem moist.??Manydifferentkindsofmaterialsaresuitablefor physicallycontainingplantsyetallofthesesystemsshareonetrait:the culturesolution.Thisnutrientbathispreparedinatankbydissolvingsalts whichprovidethenecessarychemicalsforplantmetabolism.Constantcaremust betakentoassurethatthesodiumchloride氯化纳levelsinthetankdonotreach excessivelevelsastheplantsdrawwaterandmineralsoutofthesolution.The acidityofthetankmustalsobemaintainedaround6.0to6.5dependingonthe specifictypeofplantsbeingharvested.??Althoughsoilless farmingisgenerallymoreexpensivethanutilizingfertilelandtherearemany advantagesthatmakeitanimportantalternativetotraditionalpractices. Herbicidesandpesticidesareunnecessarybecauseofthecontrolledenvironment. Theplantsalsoneedlessspacetogrowbecausetheirnutrientuptakeis significantlymoreefficient.Themostoutstandingbenefitthoughisthe abilitytoproducecropsinareaswithpoorsoilconditionsorinsufficient rainfall.Thepassagemainlydiscusseshowtocontrolplantgrowth.
TheGeneIndustry Majorcompaniesarealreadyinpursuitofcommercialapplicationsofthenewbiology.Theydreamofplacingenzymesintheautomobiletomonitorexhaustandsenddataonpollutiontoamicroprocessorthatwillthenadjusttheengine.TheyspeakofwhattheNewYorkTimescallsmetal—hungrymicrobesthatmightbeusedtominevaluabletracemetalsfromoceanwater.Theyhavealreadydemandedandwontherighttopatentnewlifeforms. Nervouscriticsincludingmanyscientistsworrythatthereiscorporatenationalinternationalandinter-scientificrivalryintheentirebiotechnologicalfield.Theycreateimagesnotofoilspillsbutofmicrobespillsthatcouldspreaddiseaseanddestroyentirepopulations.Thecreationandaccidentalreleaseofextremelypoisonousmicrobeshoweverisonlyonecauseforalarm.Completelyrationalandrespectablescientistsaretalkingaboutpossibilitiesthatstaggertheimagination. Shouldwebreedpeoplewithcow-likestomachssotheycandigestgrassandhaytherebyrelievingthefoodproblembymodifyingustoeatlowerdownonthefoodchain?Shouldwebiologicallyalterworkerstofitthejobrequirementforexamplecreatingpilotswithfasterreactiontimesorassembly-lineworkersdesignedtodoourmonotonousworkforus?Shouldweattempttoeliminateinferiorpeopleandbreedasuper-race?Hitlertriedthisbutwithoutthegeneticweaponrythatmaysoonissuefromourlaboratories.Shouldweproducesoldierstodoourfighting?Shouldweusegeneticforecastingtopre-eliminateunfitbabies?Shouldwegrowreserveorgansforourselveseachofushavingasitwereasavingsbankfullofsparekidneyliversorhands? Wildasthesenotionsmaysoundeveryonehasitsadvocatesandopposersinthescientificcommunityaswellasitsstrikingcommercialapplication.AstwocriticsofgeneticengineeringJeremyRifkinandTedHowardstateintheirbookWhoShouldPlayGod?BroadScalegeneticengineeringwillprobablybeintroducedtoAmericamuchthesamewayasassemblylinesautomobilesvaccinescomputersandalltheothertechnologies.Aseachnewgeneticadvancebecomescommerciallypracticalanewconsumerneedwillbeexploitedandamarketforthenewtechnologywillbecreated. Accordingtothepassagetheexhaustfromacarenginecouldprobablybecheckedby______.
TheGeneIndustry Majorcompaniesarealreadyinpursuitofcommercialapplicationsofthenewbiology.Theydreamofplacingenzymesintheautomobiletomonitorexhaustandsenddataonpollutiontoamicroprocessorthatwillthenadjusttheengine.TheyspeakofwhattheNewYorkTimescallsmetal—hungrymicrobesthatmightbeusedtominevaluabletracemetalsfromoceanwater.Theyhavealreadydemandedandwontherighttopatentnewlifeforms. Nervouscriticsincludingmanyscientistsworrythatthereiscorporatenationalinternationalandinter-scientificrivalryintheentirebiotechnologicalfield.Theycreateimagesnotofoilspillsbutofmicrobespillsthatcouldspreaddiseaseanddestroyentirepopulations.Thecreationandaccidentalreleaseofextremelypoisonousmicrobeshoweverisonlyonecauseforalarm.Completelyrationalandrespectablescientistsaretalkingaboutpossibilitiesthatstaggertheimagination. Shouldwebreedpeoplewithcow-likestomachssotheycandigestgrassandhaytherebyrelievingthefoodproblembymodifyingustoeatlowerdownonthefoodchain?Shouldwebiologicallyalterworkerstofitthejobrequirementforexamplecreatingpilotswithfasterreactiontimesorassembly-lineworkersdesignedtodoourmonotonousworkforus?Shouldweattempttoeliminateinferiorpeopleandbreedasuper-race?Hitlertriedthisbutwithoutthegeneticweaponrythatmaysoonissuefromourlaboratories.Shouldweproducesoldierstodoourfighting?Shouldweusegeneticforecastingtopre-eliminateunfitbabies?Shouldwegrowreserveorgansforourselveseachofushavingasitwereasavingsbankfullofsparekidneyliversorhands? Wildasthesenotionsmaysoundeveryonehasitsadvocatesandopposersinthescientificcommunityaswellasitsstrikingcommercialapplication.AstwocriticsofgeneticengineeringJeremyRifkinandTedHowardstateintheirbookWhoShouldPlayGod?BroadScalegeneticengineeringwillprobablybeintroducedtoAmericamuchthesamewayasassemblylinesautomobilesvaccinescomputersandalltheothertechnologies.Aseachnewgeneticadvancebecomescommerciallypracticalanewconsumerneedwillbeexploitedandamarketforthenewtechnologywillbecreated. WhichofthefollowingnotionsisNOTmentioned?
Vending Vendingissuchanup-to-dateconceptinprovidingproductswhereandwhencustomerswantthemthatitishardtobelievethatitmadeitsfirstappearanceinEgyptianTemplesbackin215B.C. Vendinghasbenefitedfromthatlonghistoryandisnowpoisedtomeettheneedsofthe21stcenturyconsumer. Currentdaypressuresmeanthatwearealltime-starvedandthereadyavailabilityofadrinkandasnackattherighttemperaturejustwherewewant.Itistheconvenientluxurythathelpstokeepstressatbayandprovidesafewmoreminutesatthedeskorinthegym. Atworkthoseextraminutesspentmakingteaorcoffeebyhandreallyaddup.ResearchconductedbytheNOPNationalOpinionPollfortheAssociationshowedthattheaveragetimespentonthisbyemployeesoverandaboveformallunchandteabreaksis45minutesperday.Thatequatestoafirmemploying50peoplelosingupto37maneverydayarealholeinproductivity! It’’snotjustintheworkplacethoughthatthebenefitsofvendingcanbeenjoyed.Moreandmoremajorhouseholdbrandsareseeingvendingasanidealroutetothecustomerfortheirproductsbecausethevendingmachinecanbetrustedtobereadytoservewheneverthereisademand.Machinesarenowfamiliarsightsatairportsgarageforecourtsleisuresitesrailwaystationsandanywhereelsethatpeoplegatherallowingconsumerstoputtogetheraninstantpicnic. It’’snosurprisethereforethatconsumersarecurrentlyspendingattherateofsome￡1billionperyearthroughtheslotsofvendingmachinesnowthat10milliondrinksarevendedintocupseveryday. Oneoftheadvantagesofvendingisthat______.
Nursesshouldgivereassurancethat{{U}}secrecy{{/U}}willbemaintained.
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______.
{{*HTML*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C ??Hydroponicsthescienceofgrowing plantsinwaterorinertsubstancesrepresentsoneofthemostinnovative practicesinmodernagriculturaldevelopment.Notonlydoesitallowgreaterof theplantgrowthprocessitpermitstheproductionofcropsinhostile infertileenvironments.??Thefirstwidelypublicizedsoilless gardeningexperimentswereconductedduringthe1930s.W.F.Gerickevaried nutrientlevelsamongspecimenssuspendedinagravelsubstrate沙砾基质to demonstrateremarkablealterationsingrowth.Amongthefindingsthatamazedhis fellowhorticulturistswastheproductionoftomatoplantsover6meters high.??Theoriginalhydroponicsgardensmerelyconsistedof plantsfloatinginwater.Itwaslaterdiscoveredthattherootscouldsurvive inanumberofmediaaslongastheyweresuppliedwithsufficientmoisture nutrientsandoxygen.Avarietyofmaterialsareusedinrecentversions includinggravelsandpeatsawdustplasticsandsoon.Indeedoneofthe mostproductivemethodsinvolvessuspendingplantsinairwithaStyrofoam supportandsprayingthemoccasionallywithnutrientsolutiontokeepthem moist.??Manydifferentkindsofmaterialsaresuitablefor physicallycontainingplantsyetallofthesesystemsshareonetrait:the culturesolution.Thisnutrientbathispreparedinatankbydissolvingsalts whichprovidethenecessarychemicalsforplantmetabolism.Constantcaremust betakentoassurethatthesodiumchloride氯化纳levelsinthetankdonotreach excessivelevelsastheplantsdrawwaterandmineralsoutofthesolution.The acidityofthetankmustalsobemaintainedaround6.0to6.5dependingonthe specifictypeofplantsbeingharvested.??Althoughsoilless farmingisgenerallymoreexpensivethanutilizingfertilelandtherearemany advantagesthatmakeitanimportantalternativetotraditionalpractices. Herbicidesandpesticidesareunnecessarybecauseofthecontrolledenvironment. Theplantsalsoneedlessspacetogrowbecausetheirnutrientuptakeis significantlymoreefficient.Themostoutstandingbenefitthoughisthe abilitytoproducecropsinareaswithpoorsoilconditionsorinsufficient rainfall.Earthismentionedbytheauthorasanecessityforhydroponics.
Thecartsarepaintedto{{U}}correspond{{/U}}tothethemedareatheyareusedin.
NewTechniquePromisesEarlierCancerDetection AnewtechniquecouldrevolutionizetheearlydetectionofcancergivingsufferersagreaterchanceofbeatingthediseaseAmericanscientistssaid.ResearchersattheMassachusettsInstituteofTechnologyhavedevisedanovelmethodof【51】changesinthenucleusofcellsintheearlieststagesofthedisease.Morethan85percentofallcancersoriginateintheepithelium上皮thatlinestheinternalsurfacesoforgans【52】thebody.Althoughthesearetreatable【53】theyarediagnosedinoneofthepreventablestagesearlybodydamagesarealmost【54】todetectsaidscientistFeld.Wepresentanewoptical-probe光学探子techniquebasedonlight-scatteringspectroscopy分光镜检查thatisable【55】detectprecancerousandearlycancerouscellsincell-richepitheliaheaddedinastatement. Thenewtechniquereliesonthefact【56】cellnucleichangeintheearlystagesofcancerandthedifferencesscatterlightinacharacteristicway.Untilnowthechangeswereonlydetectable【57】abiopsy活检wastakenthescientistssaid.Thenewtechnique【58】inthesciencejournalNaturecanbeusedinconjunctionwitharoutinecancerscreeningandsurveillancetechniquewhichusesanendoscope内窥镜—aflexibleopticalprobe【59】withcameraswhichisinsertedintoacavityinthebody—tocheck【60】cancers. Thescientistssaidthey【61】theirnewtechniqueinfourdifferentorgansduringroutineendoscopiccancerscreening.Thetipoftheopticalprobewasbroughtintocontactwiththetissuetobetestedandthescatteringoflightwasrecordedwithouttheneedforanytissuetobe【62】thescientistssaid.Ourresultsshowthatlight-scatteringspectroscopyhasthepotentialtodetectpre-cancerousbodydamagesandpreinvasivecancersthroughoutthebody.Thistechniqueshould【63】improvetheefficiencyofcancerscreeningandsurveillancethescientistssaid.Cancerisoneofthebiggest【64】inindustrializedcountries.【65】tofiguresfromtheWorldHealthOrganization10millionpeoplewerediagnosedwiththediseaseworldwidein1997andsixmilliondied.
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