Practice1 Onceagain,sciencesupportswhatyourgrandmothertoldyou:Agoodnight’ssleephelpsyourbodyfightacold. Peoplewho(1)______fewerthansevenhoursofsleeppernightintheweeksbeforebeing(2)______tothecoldviruswerenearlythreetimesaslikelytogetsickasthosewhoaveragedeighthoursormore,anewstudyfound. Researchersusedfrequenttelephone(3)______totrackthesleephabitsofmorethan150menandwomenaged21to55overthecourseofafewweeks.Thentheyexposedthe(4)______tothevirus,quarantined(隔离)themforfivedaysandkepttrackofwhogotsick. <alone></alone>(5)______sleepingmore,sleepingbetteralsoseemedtohelpthebodyfightillness:Patientswhofaredbetteronameasureknownas“sleepefficiency”—thepercentageoftimeinbedthatyou’re(6)______sleeping—werealsolesslikelytogetsick. Theresultsheldtrueevenafterresearchersadjustedfor(7)______suchasbody-massindex,age,sex,smokingandpre-existingantibodiestothevirus. Likeyourgrandmother,theresearchersaren’texactlysurewhysleepingbettermakesyoulesslikelytodevelopacold.Buttheydotakeastabattheanswer:“Sleep(8)______influencestheregulationofproinflammatorycytokines,histamines,andothersymptommediatorsthatarereleasedin(9)______toinfection.”InplainEnglish,maybetossingandturningwhenyou’reinfectedwiththecoldvirus(10)______tothesymptomsthatdefineacold. [A]subjects[B]disruption[C]exposed [D]contributes[E]interviews[F]Despite [G]actually[H]properties[I]response [J]variables[K]action[L]averaged [M]Besides[N]partially[O]disturbance

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2022-05-31 问题

Practice1 Onceagain,sciencesupportswhatyourgrandmothertoldyou:Agoodnight’ssleephelpsyourbodyfightacold. Peoplewho(1)fewerthansevenhoursofsleeppernightintheweeksbeforebeing(2)tothecoldviruswerenearlythreetimesaslikelytogetsickasthosewhoaveragedeighthoursormore,anewstudyfound. Researchersusedfrequenttelephone(3)totrackthesleephabitsofmorethan150menandwomenaged21to55overthecourseofafewweeks.Thentheyexposedthe(4)tothevirus,quarantined(隔离)themforfivedaysandkepttrackofwhogotsick. <alone></alone>(5)sleepingmore,sleepingbetteralsoseemedtohelpthebodyfightillness:Patientswhofaredbetteronameasureknownas“sleepefficiency”—thepercentageoftimeinbedthatyou’re(6)sleeping—werealsolesslikelytogetsick. Theresultsheldtrueevenafterresearchersadjustedfor(7)suchasbody-massindex,age,sex,smokingandpre-existingantibodiestothevirus. Likeyourgrandmother,theresearchersaren’texactlysurewhysleepingbettermakesyoulesslikelytodevelopacold.Buttheydotakeastabattheanswer:“Sleep(8)influencestheregulationofproinflammatorycytokines,histamines,andothersymptommediatorsthatarereleasedin(9)toinfection.”InplainEnglish,maybetossingandturningwhenyou’reinfectedwiththecoldvirus(10)tothesymptomsthatdefineacold. [A]subjects[B]disruption[C]exposed [D]contributes[E]interviews[F]Despite [G]actually[H]properties[I]response [J]variables[K]action[L]averaged [M]Besides[N]partially[O]disturbance