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{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ??????? ??????????? ??{{B}}??ManyWomenWhoBeatCancerDon’tChange Habits{{/B}}??Manywomenwhobattlebreastcancerwilltellyou it’salife-changingexperience.Howeveranewstudyshowsthatformany{{U}} ?51?{{/U}}thechangesaren’talwayspositiveor permanent.??BethSnokehaswatchedhermotherandboth grandmothersbattleandsurvivebreast{{U}}?52?{{/U}}.Sowhenshe wasdiagnosedtherewasnodoubtinhermind{{U}}?53?{{/U}}shehadto do.??Idoexactlywhatthedoctorssayasfarasthemedicine thatI’monas{{U}}?54?{{/U}}asthevitaminsthedietandthe fitness.AndIcan’tstressenough{{U}}?55?{{/U}}importantthatis saysBethSnoke.Butasurprisingnewstudyshowsthat{{U}}?56 ?{{/U}}everywomanwhobeatsbreastcancerisgettingthatmessage.Infact nearly40％ofthemsayeven{{U}}?57?{{/U}}survivingbreastcancer theyhaven’tmadesignificantchangesinthe{{U}}?58?{{/U}}theyeator howmuchtheyexercise.??Notallsurvivorsaretakingadvantage ofthisteachablemomentandmakingpositivehealthchangesin{{U}}?59 ?{{/U}}lifesaysElectraPaskettPhDatOhioStateUniversity’s ComprehensiveCancerCenter.Paskettsaysdietandexercisehavebeenprovento notonlyhelpwomenfeelbetterduringandaftertreatmenttheymay{{U}} ?60?{{/U}}playaroleinpreventingsomecancersfromcomingback.{{U}} ?61?{{/U}}growingevidencesomewomenjustaren’t listening.??Coloncancersurvivors{{U}}?62 ?{{/U}}exercisehaveactuallybeenshowntohaveimprovedsurvivalrates.So yesitistruethatperhapsbymakingsomeofthesehealthychoiceswecan actuallyincreasetheirhealthsaysPaskett.??Asabreast cancersurvivor{{U}}?63?{{/U}}Paskettknowsfirsthandhowmuch differencedietandexercisecan{{U}}?64?{{/U}}.Thechallengeshe saysistogetmoresurvivorstobemorelikeBethduringandafter treatment.??Expertssayexercisingmoreandeatingahealthier dietcanalsocut{{U}}?65?{{/U}}onstressandhelpwomenovercome depression.Therearemorethan2millionbreastcancersurvivorslivinginthe US.Ofthosenearlyamillionhaveyettochangetheirdietorexercise routines.
{{*HTML*}}{{B}}第二篇{{/B}} ??????? ??????????? ?????{{B}}?EgyptFelledbyFamine{{/B}}? ?EvenancientEgyptsmightypyramidbuilderswerepowerlessinthefaceof thefaminethathelpedbringdowntheircivilianaround2180BC.Nowevidence gleanedfrommuddepositedbytheRiverNilesuggeststhatashiftinclimate thousandsofkilometerstothesouthwasultimatelytoblemandthesameor worsecouldhappentoday.??TheancientEgyptiansdependedonthe Nile’sannualfloodstoirrigatetheircrops.Butanychangeinclimatethat pushedtheAfricanmonsoonssouthwardsoutofEthiopiawouldhavediminished thesefloods.??DwindlingrainsintheEthiopianhighlandswould havemeantfewerplantstostablisethesoil.Whenraindidfallitwouldhave washedlargeamountsofsoilintotheBlueNileandintoEgyptalongwith sedimentfromtheWhiteNile.??TheBlueNilemudhasadifferent isotopesignaturefromthatoftheWhiteNile.Sobyanalyzingisotope differencesinmuddepositedintheNileDeltaMichaelKromofLeedsUniversity workedoutwhatproportionofsedimentcamefromeachbranchofthe river.??Kromreasonsthatduringperiodsofdroughttheamount oftheBlueNilemudintheriverwouldberelativelyhigh.Hefoundthatoneof theseperiodsfrom4500to4200yearsagoimmediatelypredatesthefallof theEgypt’sOldKingdom.??Theweakenedwaterswouldhavebeen CatastrophicfortheEgyptians.Changesthataffectfoodsupplydon’thaveto beverylargetohavearippleeffectinsocietiessaysBillRyanofthe LamontDohertyEarthObservatoryinNewYork.Similareventstodaycouldbe evenmoredevastatingsaysteammemberDanielStanleyageoarchaeologistfrom theSmithsonianInstitutioninWashingtonD.C:Anythinghumansdotoshift theclimatebeltswouldhaveanevenworseeffectalongtheNilesystembecause thepopulationshaveincreaseddramaticallyWhichofthefollowingfactorswasultimatelyresponsibleforthefallofthecivilizationofancientEgypt?
{{*HTML*}}{{B}}第三篇{{/B}} ??????? ??????????? ????????{{B}}?Sunbathand SkinCancer{{/B}}??InthesummermillionsofAmericanswilloffer uptheirbodiestothesunrays.Atanindicateshealthandbeautyandmostsun worshipperswillsacrificealottoachieveitincludingthemselves.? ?Witheachhourthesun’sultraviolet紫外线的radiationproduces irreversible不可逆的damagehasteningthedevelopmentofunsightlywrinkles.And witheachyearonthebeachorrooftopthesunbatherincreaseshisriskof gettingskincancer.Skincancerisbyfarthemostcommonformofcancer.An estimated400000newcaseswillbedetectedthisyearintheUnitedStatesand almostallofthemcanbeblamedonover-exposuretothesun.? ?Fortunatelymostofthesecancersarehighlycurable.Buttheycanbe disfiguringandtaketimetotreat.Forthatreasonsunworshippersshould treatdeitywithagooddealofawe敬畏.Sunburnofcourseistheinitial hazardposedbyUVradiation.ProlongedexposuretoUVhoweverinterfereswith theproductionofcollagenfibersinthedermis真皮层causingtheskintolose elasticity弹性andcreatingprematurewrinkles.Furtherdeterioration恶化of thedermisdeprivestheepidermis表皮层ofnutritionandcausesittobecomethin anddry.??CancerisUV’sfinalresult.Shortwaveradiantenergy especiallyfromtheUV-BbandbreaksthestrandsofDNA.Enzymes酶work constantlytorearrangethe变异的DNAintopropersequencebutwithrepeatedUV exposuretherepairprocessmayeventuallybreakdown.ThenthemutantDNAmay produceacolonyofcancercells.Butskincancermaybeavoidedwithagood doseofcommonsense.Peoplewithfairskinandblueeyeswhoburneasilystand thehighestrisk.Specialdangerspotsarethepartsofthebodymostconstantly exposedtothesunsuchasthecheeksnoselowerlipandtheears.Peoplewho havealreadydevelopedprecancerous癌变前的lesions伤害orhadoneskin-cancer growthstandagreatlyincreasedchanceofdevelopingothers.? ?Dermatologists皮肤科医生recommendavoidingthesunwhenitismostintense between11a.m.and3p.m.Anyonewhoinsistsonsunbathingshoulduseagood sunscreen.Theselotionsandsalvescontainchemicalsthatblockoutthe burningUV-Bradiationwhilepermittingthetanningraystoreachthe skin.WhymaytherepairprocessoftheDNAfinallyfail???A.BecauseshortwaveradiantenergybreaksthestrandsoftheDN
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{{*HTML*}}{{B}}第三篇{{/B}} ??????? ??????????? ????????{{B}}?Sunbathand SkinCancer{{/B}}??InthesummermillionsofAmericanswilloffer uptheirbodiestothesunrays.Atanindicateshealthandbeautyandmostsun worshipperswillsacrificealottoachieveitincludingthemselves.? ?Witheachhourthesun’sultraviolet紫外线的radiationproduces irreversible不可逆的damagehasteningthedevelopmentofunsightlywrinkles.And witheachyearonthebeachorrooftopthesunbatherincreaseshisriskof gettingskincancer.Skincancerisbyfarthemostcommonformofcancer.An estimated400000newcaseswillbedetectedthisyearintheUnitedStatesand almostallofthemcanbeblamedonover-exposuretothesun.? ?Fortunatelymostofthesecancersarehighlycurable.Buttheycanbe disfiguringandtaketimetotreat.Forthatreasonsunworshippersshould treatdeitywithagooddealofawe敬畏.Sunburnofcourseistheinitial hazardposedbyUVradiation.ProlongedexposuretoUVhoweverinterfereswith theproductionofcollagenfibersinthedermis真皮层causingtheskintolose elasticity弹性andcreatingprematurewrinkles.Furtherdeterioration恶化of thedermisdeprivestheepidermis表皮层ofnutritionandcausesittobecomethin anddry.??CancerisUV’sfinalresult.Shortwaveradiantenergy especiallyfromtheUV-BbandbreaksthestrandsofDNA.Enzymes酶work constantlytorearrangethe变异的DNAintopropersequencebutwithrepeatedUV exposuretherepairprocessmayeventuallybreakdown.ThenthemutantDNAmay produceacolonyofcancercells.Butskincancermaybeavoidedwithagood doseofcommonsense.Peoplewithfairskinandblueeyeswhoburneasilystand thehighestrisk.Specialdangerspotsarethepartsofthebodymostconstantly exposedtothesunsuchasthecheeksnoselowerlipandtheears.Peoplewho havealreadydevelopedprecancerous癌变前的lesions伤害orhadoneskin-cancer growthstandagreatlyincreasedchanceofdevelopingothers.? ?Dermatologists皮肤科医生recommendavoidingthesunwhenitismostintense between11a.m.and3p.m.Anyonewhoinsistsonsunbathingshoulduseagood sunscreen.Theselotionsandsalvescontainchemicalsthatblockoutthe burningUV-Bradiationwhilepermittingthetanningraystoreachthe skin.Themainideaofthelastparagraphis
{{*HTML*}}? ?下面的短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～?段名其中4段选择1个最佳标题2第27～30题要求从所给的6个选项中为每个句子确定1个最佳选项 ??????? ??????????? ?????{{B}}ScreenTest{{/B}}1.Everyyearmillions ofwomenarescreenedwithX-raystopickupsignsofbreastcancer.Ifthis happensearlyenoughthediseasecanoftenbe.treatedsuccessfully.According toasurveypublishedlastyear21countrieshavescreeningprogrammes.Nineof themincludingAustraliaCanadatheUSandSpainscreenwomenunder 50.2.Butthemedicalbenefitsofscreeningtheseyoungerwomenare controversialpartlybecausetheradiationbringsasmallriskofinducing cancer.AlsoyoungerwomenmustbegivenhigherdosesofX-raysbecausetheir breasttissueisdenser.3.ResearchersatthePolytechnicUniversityof Valenciaanalysedtheeffectofscreeningmorethan160000womenat11local clinics.Afterestimatingthewomen’scumulativedoseofradiationtheyused twomodelstocalculatethenumberofextracancersthiswouldcause.4.The mathematicalmodelrecommendedbyBritain’sNationalRadiologicalProtection BoardNRPBpredictedthatthescreeningprogrammewouldcause36cancersper 100000women18ofthemfatal.ThemodelpreferredbytheUNScientific CommitteeontheEffectsofAtomicRadiationledtoalowerfigureof20 cancers.5.Theresearchersarguethatthelevelofradiation-inducedcancers isnotverysignificantcomparedtothefarlargernumberofcancersthatare discoveredandtreated.TheValenciaprogrammetheysaydetectsbetween300 and450casesofbreastcancerinevery100000womenscreened.6.Butthey pointoutthattheriskofwomencontractingcancerfromradiationcouldbe reducedbybetween40and80percentifscreeningbeganat50insteadof45 becausetheywouldbeexposedtolessradiation.Theresultsoftheirstudy theysuggestcouldhelpoptimisethetechniqueforbreastcancer screening.7.Thereisatrade-offbetweenthediagnosticbenefitsofbreast screeninganditsrisksadmitsMichaelClarkoftheNRPB.Buthewarnsthat thestudyshouldbeinterpretedwithcaution.Onthebasisofthecurrentdata forevery10cancerssuccessfullydetectedandpreventedthereisariskof causingonelaterinlife.That’swhyradiationexposureshouldbeminimizedin anyscreeningprogramme.Paragraph2______
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{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ??????? ??????????? ??{{B}}??ManyWomenWhoBeatCancerDon’tChange Habits{{/B}}??Manywomenwhobattlebreastcancerwilltellyou it’salife-changingexperience.Howeveranewstudyshowsthatformany{{U}} ?51?{{/U}}thechangesaren’talwayspositiveor permanent.??BethSnokehaswatchedhermotherandboth grandmothersbattleandsurvivebreast{{U}}?52?{{/U}}.Sowhenshe wasdiagnosedtherewasnodoubtinhermind{{U}}?53?{{/U}}shehadto do.??Idoexactlywhatthedoctorssayasfarasthemedicine thatI’monas{{U}}?54?{{/U}}asthevitaminsthedietandthe fitness.AndIcan’tstressenough{{U}}?55?{{/U}}importantthatis saysBethSnoke.Butasurprisingnewstudyshowsthat{{U}}?56 ?{{/U}}everywomanwhobeatsbreastcancerisgettingthatmessage.Infact nearly40％ofthemsayeven{{U}}?57?{{/U}}survivingbreastcancer theyhaven’tmadesignificantchangesinthe{{U}}?58?{{/U}}theyeator howmuchtheyexercise.??Notallsurvivorsaretakingadvantage ofthisteachablemomentandmakingpositivehealthchangesin{{U}}?59 ?{{/U}}lifesaysElectraPaskettPhDatOhioStateUniversity’s ComprehensiveCancerCenter.Paskettsaysdietandexercisehavebeenprovento notonlyhelpwomenfeelbetterduringandaftertreatmenttheymay{{U}} ?60?{{/U}}playaroleinpreventingsomecancersfromcomingback.{{U}} ?61?{{/U}}growingevidencesomewomenjustaren’t listening.??Coloncancersurvivors{{U}}?62 ?{{/U}}exercisehaveactuallybeenshowntohaveimprovedsurvivalrates.So yesitistruethatperhapsbymakingsomeofthesehealthychoiceswecan actuallyincreasetheirhealthsaysPaskett.??Asabreast cancersurvivor{{U}}?63?{{/U}}Paskettknowsfirsthandhowmuch differencedietandexercisecan{{U}}?64?{{/U}}.Thechallengeshe saysistogetmoresurvivorstobemorelikeBethduringandafter treatment.??Expertssayexercisingmoreandeatingahealthier dietcanalsocut{{U}}?65?{{/U}}onstressandhelpwomenovercome depression.Therearemorethan2millionbreastcancersurvivorslivinginthe US.Ofthosenearlyamillionhaveyettochangetheirdietorexercise routines.
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ??????? ??????????? ??{{B}}??ManyWomenWhoBeatCancerDon’tChange Habits{{/B}}??Manywomenwhobattlebreastcancerwilltellyou it’salife-changingexperience.Howeveranewstudyshowsthatformany{{U}} ?51?{{/U}}thechangesaren’talwayspositiveor permanent.??BethSnokehaswatchedhermotherandboth grandmothersbattleandsurvivebreast{{U}}?52?{{/U}}.Sowhenshe wasdiagnosedtherewasnodoubtinhermind{{U}}?53?{{/U}}shehadto do.??Idoexactlywhatthedoctorssayasfarasthemedicine thatI’monas{{U}}?54?{{/U}}asthevitaminsthedietandthe fitness.AndIcan’tstressenough{{U}}?55?{{/U}}importantthatis saysBethSnoke.Butasurprisingnewstudyshowsthat{{U}}?56 ?{{/U}}everywomanwhobeatsbreastcancerisgettingthatmessage.Infact nearly40％ofthemsayeven{{U}}?57?{{/U}}survivingbreastcancer theyhaven’tmadesignificantchangesinthe{{U}}?58?{{/U}}theyeator howmuchtheyexercise.??Notallsurvivorsaretakingadvantage ofthisteachablemomentandmakingpositivehealthchangesin{{U}}?59 ?{{/U}}lifesaysElectraPaskettPhDatOhioStateUniversity’s ComprehensiveCancerCenter.Paskettsaysdietandexercisehavebeenprovento notonlyhelpwomenfeelbetterduringandaftertreatmenttheymay{{U}} ?60?{{/U}}playaroleinpreventingsomecancersfromcomingback.{{U}} ?61?{{/U}}growingevidencesomewomenjustaren’t listening.??Coloncancersurvivors{{U}}?62 ?{{/U}}exercisehaveactuallybeenshowntohaveimprovedsurvivalrates.So yesitistruethatperhapsbymakingsomeofthesehealthychoiceswecan actuallyincreasetheirhealthsaysPaskett.??Asabreast cancersurvivor{{U}}?63?{{/U}}Paskettknowsfirsthandhowmuch differencedietandexercisecan{{U}}?64?{{/U}}.Thechallengeshe saysistogetmoresurvivorstobemorelikeBethduringandafter treatment.??Expertssayexercisingmoreandeatingahealthier dietcanalsocut{{U}}?65?{{/U}}onstressandhelpwomenovercome depression.Therearemorethan2millionbreastcancersurvivorslivinginthe US.Ofthosenearlyamillionhaveyettochangetheirdietorexercise routines.
{{*HTML*}}??下面有3篇短文每篇短文后有5道题请根据短文内容为每题确定1个最佳选项{{B}}第一篇{{/B}} ??????? ??????????? ????????{{B}}?Population Densities{{/B}}??Theaveragepopulationdensity密度oftheWorld is47personspersquaremile.Continentaldensitiesrangefromnopermanent inhabitantsinAntarcticato211persquaremileinEurope.Inthewestern hemispherepopulationdensitiesrangefromabout4persquaremileinCanadato 675persquaremileinPuertoRico.InEuropetherangeisfrom4persquare mileinIcelandto831persquaremileintheNetherlands.? ?Withincountriestherearewidevariationsofpopulationdensities.For exampleinEgypttheaverageis55personspersquaremilebut1300person inhabiteachsquaremileinsettledportionswherethelandisarable 适合耕种的.??Highpopulationdensitiesgenerallyoccurinregionsof developedindustrializationsuchastheNetherlandsBelgiumandGreat BritainorwherelandsareintensivelyusedforagricultureasinPuertoRico andJava.Lowaveragepopulationdensitiesarecharacteristicofmost Underdevelopedcountries.??Lowdensityofpopulationisgenerally associated’witharelativelylowpercentageofcultivatedland.Thisgenerally resultsfrompoorqualitylands.Itmayalsobeduetonaturalobstaclesto cultivationsuchasdesertsmountainsormalaria-infested疟疾横行jungles;to landusesotherthancultivationaspastureandforestedland;toprimitive methodsthatlimitcultivation;tosocialobstacles??More economicallyadvancedcountriesoflowpopulationdensityhaveasarulelarge proportionsoftheirpopulationsliving:inurbanareas.Theirruralpopulation densitiesareusuallyverylow.Poorlydevelopedcountriesofcorrespondingly lowpopulationdensityontheotherhandoftenhaveaconcentrationofrural populationlivingonarablelandwhichisasgreatastheruralconcentration foundinthemostdenselypopulatedindustrial countries.Whichofthefollowingareahasthehighestaveragepopulationdensity?
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{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ??????? ??????????? ??{{B}}??ManyWomenWhoBeatCancerDon’tChange Habits{{/B}}??Manywomenwhobattlebreastcancerwilltellyou it’salife-changingexperience.Howeveranewstudyshowsthatformany{{U}} ?51?{{/U}}thechangesaren’talwayspositiveor permanent.??BethSnokehaswatchedhermotherandboth grandmothersbattleandsurvivebreast{{U}}?52?{{/U}}.Sowhenshe wasdiagnosedtherewasnodoubtinhermind{{U}}?53?{{/U}}shehadto do.??Idoexactlywhatthedoctorssayasfarasthemedicine thatI’monas{{U}}?54?{{/U}}asthevitaminsthedietandthe fitness.AndIcan’tstressenough{{U}}?55?{{/U}}importantthatis saysBethSnoke.Butasurprisingnewstudyshowsthat{{U}}?56 ?{{/U}}everywomanwhobeatsbreastcancerisgettingthatmessage.Infact nearly40％ofthemsayeven{{U}}?57?{{/U}}survivingbreastcancer theyhaven’tmadesignificantchangesinthe{{U}}?58?{{/U}}theyeator howmuchtheyexercise.??Notallsurvivorsaretakingadvantage ofthisteachablemomentandmakingpositivehealthchangesin{{U}}?59 ?{{/U}}lifesaysElectraPaskettPhDatOhioStateUniversity’s ComprehensiveCancerCenter.Paskettsaysdietandexercisehavebeenprovento notonlyhelpwomenfeelbetterduringandaftertreatmenttheymay{{U}} ?60?{{/U}}playaroleinpreventingsomecancersfromcomingback.{{U}} ?61?{{/U}}growingevidencesomewomenjustaren’t listening.??Coloncancersurvivors{{U}}?62 ?{{/U}}exercisehaveactuallybeenshowntohaveimprovedsurvivalrates.So yesitistruethatperhapsbymakingsomeofthesehealthychoiceswecan actuallyincreasetheirhealthsaysPaskett.??Asabreast cancersurvivor{{U}}?63?{{/U}}Paskettknowsfirsthandhowmuch differencedietandexercisecan{{U}}?64?{{/U}}.Thechallengeshe saysistogetmoresurvivorstobemorelikeBethduringandafter treatment.??Expertssayexercisingmoreandeatingahealthier dietcanalsocut{{U}}?65?{{/U}}onstressandhelpwomenovercome depression.Therearemorethan2millionbreastcancersurvivorslivinginthe US.Ofthosenearlyamillionhaveyettochangetheirdietorexercise routines.
{{*HTML*}}??下面有3篇短文每篇短文后有5道题请根据短文内容为每题确定1个最佳选项{{B}}第一篇{{/B}} ??????? ??????????? ????????{{B}}?Population Densities{{/B}}??Theaveragepopulationdensity密度oftheWorld is47personspersquaremile.Continentaldensitiesrangefromnopermanent inhabitantsinAntarcticato211persquaremileinEurope.Inthewestern hemispherepopulationdensitiesrangefromabout4persquaremileinCanadato 675persquaremileinPuertoRico.InEuropetherangeisfrom4persquare mileinIcelandto831persquaremileintheNetherlands.? ?Withincountriestherearewidevariationsofpopulationdensities.For exampleinEgypttheaverageis55personspersquaremilebut1300person inhabiteachsquaremileinsettledportionswherethelandisarable 适合耕种的.??Highpopulationdensitiesgenerallyoccurinregionsof developedindustrializationsuchastheNetherlandsBelgiumandGreat BritainorwherelandsareintensivelyusedforagricultureasinPuertoRico andJava.Lowaveragepopulationdensitiesarecharacteristicofmost Underdevelopedcountries.??Lowdensityofpopulationisgenerally associated’witharelativelylowpercentageofcultivatedland.Thisgenerally resultsfrompoorqualitylands.Itmayalsobeduetonaturalobstaclesto cultivationsuchasdesertsmountainsormalaria-infested疟疾横行jungles;to landusesotherthancultivationaspastureandforestedland;toprimitive methodsthatlimitcultivation;tosocialobstacles??More economicallyadvancedcountriesoflowpopulationdensityhaveasarulelarge proportionsoftheirpopulationsliving:inurbanareas.Theirruralpopulation densitiesareusuallyverylow.Poorlydevelopedcountriesofcorrespondingly lowpopulationdensityontheotherhandoftenhaveaconcentrationofrural populationlivingonarablelandwhichisasgreatastheruralconcentration foundinthemostdenselypopulatedindustrial countries.Poorlydevelopedcountriesoflowpopulationdensitymayhave
{{*HTML*}}? ?下面的短文后列出7个句子．请根据短文的内容对每个句子做出判断如果泫句提供的是正确信息．请选择A如果该句提供的是错误信息请选择B如果该句的信息文中没有提及．请选择C ??????? ??????????? ???????{{B}}EasyLearning{{/B}}? ?Studentsshouldbejealous.Notonlydobabiesgettodozetheirdays awaybutthey’vealsomasteredthefineartoflearningintheir sleep.??Bythetimebabiesareayearold.Theycanrecognizea lotofsoundsandevensimplewords.MarieCheourattheUniversityofTurkuin Finlandsuspectedthattheymightprogressthisfastbecausetheylearnlanguage whiletheysleepaswellaswhentheyareawake.??Totestthe theoryCheourandtheircolleaguesstudied45newbornbabiesinthefirstdays oftheirlives.TheyexposedalltheinfantstoanhourofFinnishvowelsounds onethatsoundslikeooanotherlikeeeandathirdboundaryvowelpeculiar toFinnishandsimilarlanguagesthatsoundslikesomethinginbetween.EEG 脑电图recordingoftheinfantsbrainsbeforeandafterthesessionshowedthat thenewbornscouldnotdistinguishthesounds.??Fifteenofthe babiesthenwentbackwiththeirmotherswhiletherestweresplitintotwo sleep-studygroups.Onegroupwasexposedthroughouttheirnight-timesleeping hourstothesamethreevowelswhiletheotherslistenedtotheother easier-to-distinguishvowelsounds.??Whentestedinthemorning andagainintheeveningthebabieswho’dheardthetrickyboundaryvowelsall nightshowedbrainwaveactivityindicatingthattheycouldnowrecognizethis sound.Theycouldidentifythesoundevenwhenitspitchwaschangedwhilenone oftheotherbabiescouldpickuptheboundaryvowelatall.? ?Cheourdoesn’tknowhowbabiesaccomplishthisnighttimelearningbutshe suspectsthatthespecialabilitymightindicatethatunlikeadultsbabies don’tturnofftheircerebralcortex大脑皮层whiletheysleep.Theskillprobably fadesinthecourseofthefirstyearsoflifesheadds.Soforgettheidea thatyoucanpickupthetrickyFrenchvowelsasanadultjustbyslippinga languagetapeunderyourpillow.Butwhileitmaynothelpgrown-upsCheouris hopingtousethesleepinghourstogiveremedialhelptobabieswhoare geneticallyatriskoflanguagedisorders.ThethreevowelsmentionedinthisarticleareallFinnishsounds.
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{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ??????? ??????????? ??{{B}}??ManyWomenWhoBeatCancerDon’tChange Habits{{/B}}??Manywomenwhobattlebreastcancerwilltellyou it’salife-changingexperience.Howeveranewstudyshowsthatformany{{U}} ?51?{{/U}}thechangesaren’talwayspositiveor permanent.??BethSnokehaswatchedhermotherandboth grandmothersbattleandsurvivebreast{{U}}?52?{{/U}}.Sowhenshe wasdiagnosedtherewasnodoubtinhermind{{U}}?53?{{/U}}shehadto do.??Idoexactlywhatthedoctorssayasfarasthemedicine thatI’monas{{U}}?54?{{/U}}asthevitaminsthedietandthe fitness.AndIcan’tstressenough{{U}}?55?{{/U}}importantthatis saysBethSnoke.Butasurprisingnewstudyshowsthat{{U}}?56 ?{{/U}}everywomanwhobeatsbreastcancerisgettingthatmessage.Infact nearly40％ofthemsayeven{{U}}?57?{{/U}}survivingbreastcancer theyhaven’tmadesignificantchangesinthe{{U}}?58?{{/U}}theyeator howmuchtheyexercise.??Notallsurvivorsaretakingadvantage ofthisteachablemomentandmakingpositivehealthchangesin{{U}}?59 ?{{/U}}lifesaysElectraPaskettPhDatOhioStateUniversity’s ComprehensiveCancerCenter.Paskettsaysdietandexercisehavebeenprovento notonlyhelpwomenfeelbetterduringandaftertreatmenttheymay{{U}} ?60?{{/U}}playaroleinpreventingsomecancersfromcomingback.{{U}} ?61?{{/U}}growingevidencesomewomenjustaren’t listening.??Coloncancersurvivors{{U}}?62 ?{{/U}}exercisehaveactuallybeenshowntohaveimprovedsurvivalrates.So yesitistruethatperhapsbymakingsomeofthesehealthychoiceswecan actuallyincreasetheirhealthsaysPaskett.??Asabreast cancersurvivor{{U}}?63?{{/U}}Paskettknowsfirsthandhowmuch differencedietandexercisecan{{U}}?64?{{/U}}.Thechallengeshe saysistogetmoresurvivorstobemorelikeBethduringandafter treatment.??Expertssayexercisingmoreandeatingahealthier dietcanalsocut{{U}}?65?{{/U}}onstressandhelpwomenovercome depression.Therearemorethan2millionbreastcancersurvivorslivinginthe US.Ofthosenearlyamillionhaveyettochangetheirdietorexercise routines.
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ??????? ??????????? ??{{B}}??ManyWomenWhoBeatCancerDon’tChange Habits{{/B}}??Manywomenwhobattlebreastcancerwilltellyou it’salife-changingexperience.Howeveranewstudyshowsthatformany{{U}} ?51?{{/U}}thechangesaren’talwayspositiveor permanent.??BethSnokehaswatchedhermotherandboth grandmothersbattleandsurvivebreast{{U}}?52?{{/U}}.Sowhenshe wasdiagnosedtherewasnodoubtinhermind{{U}}?53?{{/U}}shehadto do.??Idoexactlywhatthedoctorssayasfarasthemedicine thatI’monas{{U}}?54?{{/U}}asthevitaminsthedietandthe fitness.AndIcan’tstressenough{{U}}?55?{{/U}}importantthatis saysBethSnoke.Butasurprisingnewstudyshowsthat{{U}}?56 ?{{/U}}everywomanwhobeatsbreastcancerisgettingthatmessage.Infact nearly40％ofthemsayeven{{U}}?57?{{/U}}survivingbreastcancer theyhaven’tmadesignificantchangesinthe{{U}}?58?{{/U}}theyeator howmuchtheyexercise.??Notallsurvivorsaretakingadvantage ofthisteachablemomentandmakingpositivehealthchangesin{{U}}?59 ?{{/U}}lifesaysElectraPaskettPhDatOhioStateUniversity’s ComprehensiveCancerCenter.Paskettsaysdietandexercisehavebeenprovento notonlyhelpwomenfeelbetterduringandaftertreatmenttheymay{{U}} ?60?{{/U}}playaroleinpreventingsomecancersfromcomingback.{{U}} ?61?{{/U}}growingevidencesomewomenjustaren’t listening.??Coloncancersurvivors{{U}}?62 ?{{/U}}exercisehaveactuallybeenshowntohaveimprovedsurvivalrates.So yesitistruethatperhapsbymakingsomeofthesehealthychoiceswecan actuallyincreasetheirhealthsaysPaskett.??Asabreast cancersurvivor{{U}}?63?{{/U}}Paskettknowsfirsthandhowmuch differencedietandexercisecan{{U}}?64?{{/U}}.Thechallengeshe saysistogetmoresurvivorstobemorelikeBethduringandafter treatment.??Expertssayexercisingmoreandeatingahealthier dietcanalsocut{{U}}?65?{{/U}}onstressandhelpwomenovercome depression.Therearemorethan2millionbreastcancersurvivorslivinginthe US.Ofthosenearlyamillionhaveyettochangetheirdietorexercise routines.
{{*HTML*}}? ?下面的短文后列出7个句子．请根据短文的内容对每个句子做出判断如果泫句提供的是正确信息．请选择A如果该句提供的是错误信息请选择B如果该句的信息文中没有提及．请选择C ??????? ??????????? ???????{{B}}EasyLearning{{/B}}? ?Studentsshouldbejealous.Notonlydobabiesgettodozetheirdays awaybutthey’vealsomasteredthefineartoflearningintheir sleep.??Bythetimebabiesareayearold.Theycanrecognizea lotofsoundsandevensimplewords.MarieCheourattheUniversityofTurkuin Finlandsuspectedthattheymightprogressthisfastbecausetheylearnlanguage whiletheysleepaswellaswhentheyareawake.??Totestthe theoryCheourandtheircolleaguesstudied45newbornbabiesinthefirstdays oftheirlives.TheyexposedalltheinfantstoanhourofFinnishvowelsounds onethatsoundslikeooanotherlikeeeandathirdboundaryvowelpeculiar toFinnishandsimilarlanguagesthatsoundslikesomethinginbetween.EEG 脑电图recordingoftheinfantsbrainsbeforeandafterthesessionshowedthat thenewbornscouldnotdistinguishthesounds.??Fifteenofthe babiesthenwentbackwiththeirmotherswhiletherestweresplitintotwo sleep-studygroups.Onegroupwasexposedthroughouttheirnight-timesleeping hourstothesamethreevowelswhiletheotherslistenedtotheother easier-to-distinguishvowelsounds.??Whentestedinthemorning andagainintheeveningthebabieswho’dheardthetrickyboundaryvowelsall nightshowedbrainwaveactivityindicatingthattheycouldnowrecognizethis sound.Theycouldidentifythesoundevenwhenitspitchwaschangedwhilenone oftheotherbabiescouldpickuptheboundaryvowelatall.? ?Cheourdoesn’tknowhowbabiesaccomplishthisnighttimelearningbutshe suspectsthatthespecialabilitymightindicatethatunlikeadultsbabies don’tturnofftheircerebralcortex大脑皮层whiletheysleep.Theskillprobably fadesinthecourseofthefirstyearsoflifesheadds.Soforgettheidea thatyoucanpickupthetrickyFrenchvowelsasanadultjustbyslippinga languagetapeunderyourpillow.Butwhileitmaynothelpgrown-upsCheouris hopingtousethesleepinghourstogiveremedialhelptobabieswhoare geneticallyatriskoflanguagedisorders.Aninfantcanrecognizealotofsoundsbythetimeheorsheisayearold.
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ??????? ??????????? ??{{B}}??ManyWomenWhoBeatCancerDon’tChange Habits{{/B}}??Manywomenwhobattlebreastcancerwilltellyou it’salife-changingexperience.Howeveranewstudyshowsthatformany{{U}} ?51?{{/U}}thechangesaren’talwayspositiveor permanent.??BethSnokehaswatchedhermotherandboth grandmothersbattleandsurvivebreast{{U}}?52?{{/U}}.Sowhenshe wasdiagnosedtherewasnodoubtinhermind{{U}}?53?{{/U}}shehadto do.??Idoexactlywhatthedoctorssayasfarasthemedicine thatI’monas{{U}}?54?{{/U}}asthevitaminsthedietandthe fitness.AndIcan’tstressenough{{U}}?55?{{/U}}importantthatis saysBethSnoke.Butasurprisingnewstudyshowsthat{{U}}?56 ?{{/U}}everywomanwhobeatsbreastcancerisgettingthatmessage.Infact nearly40％ofthemsayeven{{U}}?57?{{/U}}survivingbreastcancer theyhaven’tmadesignificantchangesinthe{{U}}?58?{{/U}}theyeator howmuchtheyexercise.??Notallsurvivorsaretakingadvantage ofthisteachablemomentandmakingpositivehealthchangesin{{U}}?59 ?{{/U}}lifesaysElectraPaskettPhDatOhioStateUniversity’s ComprehensiveCancerCenter.Paskettsaysdietandexercisehavebeenprovento notonlyhelpwomenfeelbetterduringandaftertreatmenttheymay{{U}} ?60?{{/U}}playaroleinpreventingsomecancersfromcomingback.{{U}} ?61?{{/U}}growingevidencesomewomenjustaren’t listening.??Coloncancersurvivors{{U}}?62 ?{{/U}}exercisehaveactuallybeenshowntohaveimprovedsurvivalrates.So yesitistruethatperhapsbymakingsomeofthesehealthychoiceswecan actuallyincreasetheirhealthsaysPaskett.??Asabreast cancersurvivor{{U}}?63?{{/U}}Paskettknowsfirsthandhowmuch differencedietandexercisecan{{U}}?64?{{/U}}.Thechallengeshe saysistogetmoresurvivorstobemorelikeBethduringandafter treatment.??Expertssayexercisingmoreandeatingahealthier dietcanalsocut{{U}}?65?{{/U}}onstressandhelpwomenovercome depression.Therearemorethan2millionbreastcancersurvivorslivinginthe US.Ofthosenearlyamillionhaveyettochangetheirdietorexercise routines.
{{*HTML*}}{{B}}第二篇{{/B}} ??????? ??????????? ?????{{B}}?EgyptFelledbyFamine{{/B}}? ?EvenancientEgyptsmightypyramidbuilderswerepowerlessinthefaceof thefaminethathelpedbringdowntheircivilianaround2180BC.Nowevidence gleanedfrommuddepositedbytheRiverNilesuggeststhatashiftinclimate thousandsofkilometerstothesouthwasultimatelytoblemandthesameor worsecouldhappentoday.??TheancientEgyptiansdependedonthe Nile’sannualfloodstoirrigatetheircrops.Butanychangeinclimatethat pushedtheAfricanmonsoonssouthwardsoutofEthiopiawouldhavediminished thesefloods.??DwindlingrainsintheEthiopianhighlandswould havemeantfewerplantstostablisethesoil.Whenraindidfallitwouldhave washedlargeamountsofsoilintotheBlueNileandintoEgyptalongwith sedimentfromtheWhiteNile.??TheBlueNilemudhasadifferent isotopesignaturefromthatoftheWhiteNile.Sobyanalyzingisotope differencesinmuddepositedintheNileDeltaMichaelKromofLeedsUniversity workedoutwhatproportionofsedimentcamefromeachbranchofthe river.??Kromreasonsthatduringperiodsofdroughttheamount oftheBlueNilemudintheriverwouldberelativelyhigh.Hefoundthatoneof theseperiodsfrom4500to4200yearsagoimmediatelypredatesthefallof theEgypt’sOldKingdom.??Theweakenedwaterswouldhavebeen CatastrophicfortheEgyptians.Changesthataffectfoodsupplydon’thaveto beverylargetohavearippleeffectinsocietiessaysBillRyanofthe LamontDohertyEarthObservatoryinNewYork.Similareventstodaycouldbe evenmoredevastatingsaysteammemberDanielStanleyageoarchaeologistfrom theSmithsonianInstitutioninWashingtonD.C:Anythinghumansdotoshift theclimatebeltswouldhaveanevenworseeffectalongtheNilesystembecause thepopulationshaveincreaseddramaticallyAccordingtoKromEgypt’sOldKingdomfell
{{*HTML*}}{{B}}第三篇{{/B}} ??????? ??????????? ????????{{B}}?Sunbathand SkinCancer{{/B}}??InthesummermillionsofAmericanswilloffer uptheirbodiestothesunrays.Atanindicateshealthandbeautyandmostsun worshipperswillsacrificealottoachieveitincludingthemselves.? ?Witheachhourthesun’sultraviolet紫外线的radiationproduces irreversible不可逆的damagehasteningthedevelopmentofunsightlywrinkles.And witheachyearonthebeachorrooftopthesunbatherincreaseshisriskof gettingskincancer.Skincancerisbyfarthemostcommonformofcancer.An estimated400000newcaseswillbedetectedthisyearintheUnitedStatesand almostallofthemcanbeblamedonover-exposuretothesun.? ?Fortunatelymostofthesecancersarehighlycurable.Buttheycanbe disfiguringandtaketimetotreat.Forthatreasonsunworshippersshould treatdeitywithagooddealofawe敬畏.Sunburnofcourseistheinitial hazardposedbyUVradiation.ProlongedexposuretoUVhoweverinterfereswith theproductionofcollagenfibersinthedermis真皮层causingtheskintolose elasticity弹性andcreatingprematurewrinkles.Furtherdeterioration恶化of thedermisdeprivestheepidermis表皮层ofnutritionandcausesittobecomethin anddry.??CancerisUV’sfinalresult.Shortwaveradiantenergy especiallyfromtheUV-BbandbreaksthestrandsofDNA.Enzymes酶work constantlytorearrangethe变异的DNAintopropersequencebutwithrepeatedUV exposuretherepairprocessmayeventuallybreakdown.ThenthemutantDNAmay produceacolonyofcancercells.Butskincancermaybeavoidedwithagood doseofcommonsense.Peoplewithfairskinandblueeyeswhoburneasilystand thehighestrisk.Specialdangerspotsarethepartsofthebodymostconstantly exposedtothesunsuchasthecheeksnoselowerlipandtheears.Peoplewho havealreadydevelopedprecancerous癌变前的lesions伤害orhadoneskin-cancer growthstandagreatlyincreasedchanceofdevelopingothers.? ?Dermatologists皮肤科医生recommendavoidingthesunwhenitismostintense between11a.m.and3p.m.Anyonewhoinsistsonsunbathingshoulduseagood sunscreen.Theselotionsandsalvescontainchemicalsthatblockoutthe burningUV-Bradiationwhilepermittingthetanningraystoreachthe skin.Whichofthefollowingistheresultifasunbatherstaysonthebeachforalongtime?
{{*HTML*}}下面的短文有15处空白请根据短文内容为每处空白确定1个最佳选项 ??????? ??????????? ??{{B}}??ManyWomenWhoBeatCancerDon’tChange Habits{{/B}}??Manywomenwhobattlebreastcancerwilltellyou it’salife-changingexperience.Howeveranewstudyshowsthatformany{{U}} ?51?{{/U}}thechangesaren’talwayspositiveor permanent.??BethSnokehaswatchedhermotherandboth grandmothersbattleandsurvivebreast{{U}}?52?{{/U}}.Sowhenshe wasdiagnosedtherewasnodoubtinhermind{{U}}?53?{{/U}}shehadto do.??Idoexactlywhatthedoctorssayasfarasthemedicine thatI’monas{{U}}?54?{{/U}}asthevitaminsthedietandthe fitness.AndIcan’tstressenough{{U}}?55?{{/U}}importantthatis saysBethSnoke.Butasurprisingnewstudyshowsthat{{U}}?56 ?{{/U}}everywomanwhobeatsbreastcancerisgettingthatmessage.Infact nearly40％ofthemsayeven{{U}}?57?{{/U}}survivingbreastcancer theyhaven’tmadesignificantchangesinthe{{U}}?58?{{/U}}theyeator howmuchtheyexercise.??Notallsurvivorsaretakingadvantage ofthisteachablemomentandmakingpositivehealthchangesin{{U}}?59 ?{{/U}}lifesaysElectraPaskettPhDatOhioStateUniversity’s ComprehensiveCancerCenter.Paskettsaysdietandexercisehavebeenprovento notonlyhelpwomenfeelbetterduringandaftertreatmenttheymay{{U}} ?60?{{/U}}playaroleinpreventingsomecancersfromcomingback.{{U}} ?61?{{/U}}growingevidencesomewomenjustaren’t listening.??Coloncancersurvivors{{U}}?62 ?{{/U}}exercisehaveactuallybeenshowntohaveimprovedsurvivalrates.So yesitistruethatperhapsbymakingsomeofthesehealthychoiceswecan actuallyincreasetheirhealthsaysPaskett.??Asabreast cancersurvivor{{U}}?63?{{/U}}Paskettknowsfirsthandhowmuch differencedietandexercisecan{{U}}?64?{{/U}}.Thechallengeshe saysistogetmoresurvivorstobemorelikeBethduringandafter treatment.??Expertssayexercisingmoreandeatingahealthier dietcanalsocut{{U}}?65?{{/U}}onstressandhelpwomenovercome depression.Therearemorethan2millionbreastcancersurvivorslivinginthe US.Ofthosenearlyamillionhaveyettochangetheirdietorexercise routines.
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{{*HTML*}}??下面有3篇短文每篇短文后有5道题请根据短文内容为每题确定1个最佳选项{{B}}第一篇{{/B}} ??????? ??????????? ????????{{B}}?Population Densities{{/B}}??Theaveragepopulationdensity密度oftheWorld is47personspersquaremile.Continentaldensitiesrangefromnopermanent inhabitantsinAntarcticato211persquaremileinEurope.Inthewestern hemispherepopulationdensitiesrangefromabout4persquaremileinCanadato 675persquaremileinPuertoRico.InEuropetherangeisfrom4persquare mileinIcelandto831persquaremileintheNetherlands.? ?Withincountriestherearewidevariationsofpopulationdensities.For exampleinEgypttheaverageis55personspersquaremilebut1300person inhabiteachsquaremileinsettledportionswherethelandisarable 适合耕种的.??Highpopulationdensitiesgenerallyoccurinregionsof developedindustrializationsuchastheNetherlandsBelgiumandGreat BritainorwherelandsareintensivelyusedforagricultureasinPuertoRico andJava.Lowaveragepopulationdensitiesarecharacteristicofmost Underdevelopedcountries.??Lowdensityofpopulationisgenerally associated’witharelativelylowpercentageofcultivatedland.Thisgenerally resultsfrompoorqualitylands.Itmayalsobeduetonaturalobstaclesto cultivationsuchasdesertsmountainsormalaria-infested疟疾横行jungles;to landusesotherthancultivationaspastureandforestedland;toprimitive methodsthatlimitcultivation;tosocialobstacles??More economicallyadvancedcountriesoflowpopulationdensityhaveasarulelarge proportionsoftheirpopulationsliving:inurbanareas.Theirruralpopulation densitiesareusuallyverylow.Poorlydevelopedcountriesofcorrespondingly lowpopulationdensityontheotherhandoftenhaveaconcentrationofrural populationlivingonarablelandwhichisasgreatastheruralconcentration foundinthemostdenselypopulatedindustrial countries.TherearenopermanentinhabitantsinAntarcticabecause
Ididn't{{U}}immediately{{/U}}realizethathowseriousthesituationwas.
{{*HTML*}}??下面的短文有5处空白短文后有6个句子其中5个取自短文请根据短文内容将其分别放回原有位置以恢复文章原貌 ?????????? ?????????{{B}}TheValueof Motherhood{{/B}}??Inshoppingmallstheassistantstry.topush youintobuyingagifttothankherforherunselfishlove.Whenyoulog onto登录的websiteasmallpop-up弹出式菜单invitesyoutobookabouquet花束for her.{{U}}?46?{{/U}}??TheAmericanversionofMother’s Daywasthoughtupasearlyas1905byAnnaJarvisasawayofrecognizingthe realvalueofmotherhood.ThepopularityofMother’sDayaroundtheworld suggeststhatJarvisgotallshewanted.Infactshegotmore—enoughtomake herhorrified.??{{U}}?47?{{/U}}Theybuyamongother things132millioncards.Mother’sDayistheNo.1holidayforflower purchases.Thentherearethevariouscommoditiesrangingfromjewelryand clothestocosmeticsandwashingpowderthattakeadvantageofthepromotion opportunities.BecauseofthisJarvisspentthelast40yearsofherlife tryingtostopMother’sDay.Oneprotestagainstthecommercialization商品化 Mother’sDayevengotherarrested—fordisturbingthepeace interestingly.??{{U}}?48?{{/U}}AsRalphFevrea reporterattheUKnewspaperTheGuardianobservetraditionallymotherhoodis somethingthatwedobecausewethinkit’sright.Butinthelogicof commercialismpeopleneedsomethinginexchangefortheirtimeandenergy.A careerservesthispurposebetter.??Inadditionwomenarebeing encouragedtopursueanycareertheydesire.Sotheyworkhardandplayhard.{{U}} ?49?{{/U}}??{{U}}?50?{{/U}}AccordingtoThe Guardian;therearetwiceasmanychild-freeyoungwomenastherewerea generationago.Ortheyputofftheresponsibilityofparentinguntillaterin theirlives.??SoFevrewritesthatthemeaningofcelebrating Mother’sDayneedstobeupdated;Itistopersuadepeoplethatparentingisa goodideaandtohonorpeoplefortheirattempttobegoodpeople.? ?A.Commercialwarmthandgratitudearetheatmospherebeingspreadaround forthisspecialSundayinMay.??B.Butwhat’smote commercialismchangesyoungpeople’s’attitudetowardsmotherhood.? ?C.Obviouslythebestgirlwillbeaphonecalloravisit.? ?D.AccordingtoaresearchbytheUScardcompanyHallmark96percentof Americanconsumerscelebratetheholiday.??E.Asaresult motherhoodhassufferedahugedropinstatussincethe1950s.? ?F.Becomingamotherhoweverinevitablyhandicapscareer anticipation.
{{*HTML*}}? ?下面的短文后列出7个句子．请根据短文的内容对每个句子做出判断如果泫句提供的是正确信息．请选择A如果该句提供的是错误信息请选择B如果该句的信息文中没有提及．请选择C ??????? ??????????? ???????{{B}}EasyLearning{{/B}}? ?Studentsshouldbejealous.Notonlydobabiesgettodozetheirdays awaybutthey’vealsomasteredthefineartoflearningintheir sleep.??Bythetimebabiesareayearold.Theycanrecognizea lotofsoundsandevensimplewords.MarieCheourattheUniversityofTurkuin Finlandsuspectedthattheymightprogressthisfastbecausetheylearnlanguage whiletheysleepaswellaswhentheyareawake.??Totestthe theoryCheourandtheircolleaguesstudied45newbornbabiesinthefirstdays oftheirlives.TheyexposedalltheinfantstoanhourofFinnishvowelsounds onethatsoundslikeooanotherlikeeeandathirdboundaryvowelpeculiar toFinnishandsimilarlanguagesthatsoundslikesomethinginbetween.EEG 脑电图recordingoftheinfantsbrainsbeforeandafterthesessionshowedthat thenewbornscouldnotdistinguishthesounds.??Fifteenofthe babiesthenwentbackwiththeirmotherswhiletherestweresplitintotwo sleep-studygroups.Onegroupwasexposedthroughouttheirnight-timesleeping hourstothesamethreevowelswhiletheotherslistenedtotheother easier-to-distinguishvowelsounds.??Whentestedinthemorning andagainintheeveningthebabieswho’dheardthetrickyboundaryvowelsall nightshowedbrainwaveactivityindicatingthattheycouldnowrecognizethis sound.Theycouldidentifythesoundevenwhenitspitchwaschangedwhilenone oftheotherbabiescouldpickuptheboundaryvowelatall.? ?Cheourdoesn’tknowhowbabiesaccomplishthisnighttimelearningbutshe suspectsthatthespecialabilitymightindicatethatunlikeadultsbabies don’tturnofftheircerebralcortex大脑皮层whiletheysleep.Theskillprobably fadesinthecourseofthefirstyearsoflifesheadds.Soforgettheidea thatyoucanpickupthetrickyFrenchvowelsasanadultjustbyslippinga languagetapeunderyourpillow.Butwhileitmaynothelpgrown-upsCheouris hopingtousethesleepinghourstogiveremedialhelptobabieswhoare geneticallyatriskoflanguagedisorders.Cheourshasfoundhowbabiesaccomplishthisnighttimelearning.
{{*HTML*}}??下面的短文有5处空白短文后有6个句子其中5个取自短文请根据短文内容将其分别放回原有位置以恢复文章原貌 ?????????? ?????????{{B}}TheValueof Motherhood{{/B}}??Inshoppingmallstheassistantstry.topush youintobuyingagifttothankherforherunselfishlove.Whenyoulog onto登录的websiteasmallpop-up弹出式菜单invitesyoutobookabouquet花束for her.{{U}}?46?{{/U}}??TheAmericanversionofMother’s Daywasthoughtupasearlyas1905byAnnaJarvisasawayofrecognizingthe realvalueofmotherhood.ThepopularityofMother’sDayaroundtheworld suggeststhatJarvisgotallshewanted.Infactshegotmore—enoughtomake herhorrified.??{{U}}?47?{{/U}}Theybuyamongother things132millioncards.Mother’sDayistheNo.1holidayforflower purchases.Thentherearethevariouscommoditiesrangingfromjewelryand clothestocosmeticsandwashingpowderthattakeadvantageofthepromotion opportunities.BecauseofthisJarvisspentthelast40yearsofherlife tryingtostopMother’sDay.Oneprotestagainstthecommercialization商品化 Mother’sDayevengotherarrested—fordisturbingthepeace interestingly.??{{U}}?48?{{/U}}AsRalphFevrea reporterattheUKnewspaperTheGuardianobservetraditionallymotherhoodis somethingthatwedobecausewethinkit’sright.Butinthelogicof commercialismpeopleneedsomethinginexchangefortheirtimeandenergy.A careerservesthispurposebetter.??Inadditionwomenarebeing encouragedtopursueanycareertheydesire.Sotheyworkhardandplayhard.{{U}} ?49?{{/U}}??{{U}}?50?{{/U}}AccordingtoThe Guardian;therearetwiceasmanychild-freeyoungwomenastherewerea generationago.Ortheyputofftheresponsibilityofparentinguntillaterin theirlives.??SoFevrewritesthatthemeaningofcelebrating Mother’sDayneedstobeupdated;Itistopersuadepeoplethatparentingisa goodideaandtohonorpeoplefortheirattempttobegoodpeople.? ?A.Commercialwarmthandgratitudearetheatmospherebeingspreadaround forthisspecialSundayinMay.??B.Butwhat’smote commercialismchangesyoungpeople’s’attitudetowardsmotherhood.? ?C.Obviouslythebestgirlwillbeaphonecalloravisit.? ?D.AccordingtoaresearchbytheUScardcompanyHallmark96percentof Americanconsumerscelebratetheholiday.??E.Asaresult motherhoodhassufferedahugedropinstatussincethe1950s.? ?F.Becomingamotherhoweverinevitablyhandicapscareer anticipation.
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