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课时天天练(二十八)UNIT2HEALTHYLIFESTYLEⅠ.阅读理解A[2023·秦皇岛市部分学校复习联考(二)]It'snotjustinyourhead:adesiretocurluponthesofaafteradayspenttoilingatthecomputercouldbeaphysicalresponsetomentallydemandingwork,accordingtoastudythatlinksmentalexhaustiontochangesinbrainphysiologythatcausefeelingsoftiredness.ThestudywasconductedbyneuroscientistAntoniusWiehlerattheParisBrainInstituteandhiscolleagues.Tolearnthecauseofmentalexhaustion,theresearchteamenrolled40participantsandassigned24ofthemtoperformachallengingtask.Theseincludedlookingatacomputerscreenandmatchingdifferentlettersthatappeared.Theother16participantsdidasimilar,buteasiertask.Bothteamsworkedforsixhours,andhadtwotenminutebreaks.Whilethestudyparticipantsfocusedontheirwork,Wiehlerandhisteamscannedtheglutamate(谷氨酸)inthebrainsoftheparticipants.Glutamateisanimportantsignallingmoleculeinthebrainthatworksinmemoryandlearning.Toomuchglutamatemayupsetthebrain'sfunctions,whichmeansthebrainistiredanditmustrest.Theresearchersfoundthatparticipantswholabouredonthemoredifficulttaskhadhigherlevelsofglutamateinthebrainthanthosewhoworkedontheeasiertask.Theresultsuggestedpeoplewhospendmorethansixhoursworkingonataskthatrequiresalotofthoughtaremorelikelytofeeltired.Andnowthatasystemhasbeenestablishedtomeasuremetabolic(新陈代谢的)changesinresponsetomentalfatigue,theteamhopetolearnmoreabouthowtorecoverfrommentalexhaustion.Whiletheresearchershaven'tworkedoutanewsolution,Wiehleroffersthat,“Iwouldemploygoodoldrecipes:restandsleep!Thereisgoodevidencethatglutamateiseliminatedfromaperiodofrest.Agoodnapcanbeasshortas20minutes,butcanmakeusfeeltotallyrefreshed.”1.WhatdoWiehlerandhiscolleaguestrytostudy?A.Whythinkinghardmakesusfeeltired.B.Whypeoplespendlongtimeonscreen.C.Whopreferstotakeachallengingtask.D.Howpeoplecanalternateworkwithrest.2.Whichtaskmaycausementalexhaustionmoreeasily?A.WatchingafunnymovieonTV.B.ClimbingtheMountainTaiover6hours.C.Involvingasimpleeconomicrelateddecision.D.Playingchessgamesonthecomputerfor7hours.3.WhatistheattitudeofWiehlertowardthesystem?A.Skeptical B.Negative.C.Indifferent. D.Supportive.4.Whatcanbeinferredfromthelastparagraph?A.Thereisnoneedtofindanewsolution.B.Itisnouseputtingthesystemintoreality.C.Furtherstudyisnecessaryformentalexhaustion.D.Anapisthebestwaytoreducethementaltiredness.B[2023·福建省百校联考高三上学期第一次联考]Isitpossibleforthehumanhearttoshrink(缩小)andifso,howdoesthischangeimpactthehumanbody?Recently,scientistshavediscoveredanunexpectedsimilaritybetweenlongdistanceswimmingandspendingalongdurationoftimeinspace—bothcancausethehumanhearttoshrinkovertime!ThesefindingswerebasedontheexperiencesofastronautScottBelly,whospent340daysinspacein2015,andBenoitLecomte,anathletewhoin2018swam1,753miles(about2,821km)acrossthePacificOceanin159days.Theabsenceofgravityinspacemeansthattheheartdoesnothavetoworkashardtopumpbloodthroughtheaorta(主动脉),thelargestbloodvesselthatsuppliesoxygentoallpartsofourbody.Asaresult,theheartlosesmusclemass,causingittoreduceinsize.ThestudywasconductedbyBenjaminLevine,aprofessorofinternalmedicineattheUniversityofTexasSouthwesternMedicalCenter.HenotedthattheshrinkagewasseendespitethefactthatScottBellyexercisedeveryday.Activitiessuchaslongdistanceswimmingcancausethehearttochangesimilarly.Lecomtespent5.8hoursswimmingeverydayandthenanotherhourssleeping;therefore,hespentmoretimeinahorizontal(水平的)positionthanupright.Thisreducedtheforceofgravityactingonhisbody.Fortunately,whiletheheartdidshrinkinsizeforBellyandLecomte,itwasjustasstrongandcontinuedtofunctionnormallyforbothmen.Andinbothcases,theheartregaineditsoriginalmassandsizeafterareturntonormaldailylives.ThisstudyiscrucialasNASApreparestosendastronautstoMarsinthe2030s.ProfessorLevineisworkingwithNASAonaprogramcalledcypher,whichhopestocollectmoreinformationbyfollowingtenmoreastronauts'yearlongtripsaswellasconductingresearchonshortertripstospace.5.WhatdoBellyandLecomtehaveincommon?A.Theirheartsoncebecamesmallerthanbefore.B.Theirheartsarestrongerthancommonpeople.C.Theirheartsmayneverreturntonormal.D.Theirheartsmayhavetoworkharder.6.Whatcausesthechangeoftheheartinspace?A.ThelackofexerciseB.Thelackofgravity.C.Thesleepingposition.D.Thepsychologicalpressure.7.Whatcanweknowfromthelastparagraph?A.Thelimitationofthestudy.B.Theprocessofthestudy.C.Thedetailsofthestudy.D.Theapplicationofthestudy.8.Whichcanbethebesttitleforthetext?A.CanastronautsavoidtheeffectofgravityB.CanathletehaveastrongerheartC.CanthehumanheartreduceinsizeD.Canthehumanheartfunctionwellinspace[答题区]题号12345678答案Ⅱ.阅读七选五[2023·山东省实验中学高三第一次诊断]Forteenagers,theimportanceofadequatenightlysleepremainsconstant.Enoughshuteyetimeiscrucialtobothphysicalhealthandcognitivefunctioning.__1__Parentsaredeeplyworriedaboutthis.Herearesometipsforparentstocushiontheblowfromtheschoolstuff,suchasearlierschoolstarttimeandmountingamountsofhomework.Setupabedtimeroutine.Aregularbedtimeroutinestartingaroundthesametimeeachnightencouragesgoodsleeppatterns.__2__Foroldones,thismightincludeaquietandreflectivechat.Checknoiseandlightinyourchild'sbedroom.__3__Checkifyourchild'sbedroomistoolightornoisyforsleep.Bluelightfromvariousscreensmightcontainmelatoninlevelsanddelaysleepiness.Ensuregooddinnerwithreasonableamounts.Thesayinggoesthatweshouldeatlikeakinginthemorning,aprinceatnoonandafarmeratnight.Butthefarmerwayofdinnerdoesn'tapplytoyourchildren.Theyneedmorenutrition.Butmakesureyourchildhasarightamountofeveningmeal.Feelinghungryorfullbeforebedmakesyourchilduncomfortable.__4____5__Mostchildrenreceiveaportionoftheirrecommendedamountofsleepeachdayfromnaps.Notsleepingthroughthenightisfairlycommonforyoungchildren,sotheyneedanextraboostfromdaytimenapstoensuretheygetenoughsleepforanygiven24hourperiod.A.Takeagoodnap.B.Sleepthroughthenight.C.Thiscanmakeithardforyourchildtogettosleep.D.Aquiet,dimlylitspaceisimportantforagoodsleep.E.Fixedbathandstorytimehelpssmallkidsreadyforsleep.F.Daytimenapsaresaidtobeagoodadditiontonightlysleep.G.Thatsaid,surveysrevealoneinfiveteenssleeplessthansevenhours.[答题区]1.________2.________3.________4.________5.________Ⅲ.语法填空[2023·青岛市高三调研]ForthoseconsumingAsianfood,usingchopsticks1.________(be)almostsecondnature.About20to33percentofpeopleintheworldusechopsticks2.________adailybasis.Notallofthosearedisposable(一次性的)ones,3.________nodoubtmanyare.FelixBock,astudentattheUniversityofBritishColumbia,waseagertofindawaytorecyclewoodfromconstructionprojects,andhehadaparticularinterestinbamboo.Onedayhefoundadrawerinhisfriend'shouse4.________(fill)withdisposablebamboochopsticks,andanideahithim.Hedecidedtogive5.________secondlifetodisposablechopsticksbymakingthemintohome6.________(decoration)orotheraccessories(配饰).Hetoldtheideatorestaurantowners,7.________(convince)themtoinstallrecyclingbinsintheirrestaurants.Hecleanedthechopsticks,pressedthemintosquarepiecesandcoatedthemwithglue.Thesquarepieceswerethen8.________(creative)arrangedintohouseholdandofficeproducts.Böck'scompany,calledChopValue,hasrepurposedchopsticksintodesktops,cuttingboardsandeventablegames.Since2016whenthecompany9.________(found),ChopValuehasrescuedbillionsofchopsticksfromlandfills.Insteadofaneconomyofthetypicaltakemakedisposemodel,ChopValueseekstocreateone10.________transformswasteintoausableresource.[答题区]1.________2.________3.________4.________5.________6.________7.________8.________9.________10.________课时天天练(二十八)Ⅰ.阅读理解A【语篇解读】本文是一篇说明文。介绍一项对精神疲劳的研究,精神疲劳的原因及解决办法。1.答案与解析:A推理判断题。根据首段及第二段“Tolearnthecauseofmentalexhaustion,theresearchteamenrolled40participantsandassigned24ofthemtoperformachallengingtask.”及第四段的“Theresultsuggestedpeoplewhospendmorethansixhoursworkingonataskthatrequiresalotofthoughtaremorelikelytofeeltired.”可知,Wiehler和他的同事试图研究为什么努力思考会让我们感到疲惫。2.答案与解析:D细节理解题。根据第四段“Theresultsuggestedpeoplewhospendmorethansixhoursworkingonataskthatrequiresalotofthoughtaremorelikelytofeeltired.”并结合选项可知,更容易导致精神疲惫的是在电脑上下棋7个小时。3.答案与解析:D推理判断题。根据最后一段“Andnowthatasystemhasbeenestablishedtomeasuremetabolic(新陈代谢的)changesinresponsetomentalfatigue,theteamhopetolearnmoreabouthowtorecoverfrommentalexhaustion.”和“Iwouldemploygoodoldrecipes:restandsleep!Thereisgoodevidencethatglutamateiseliminatedfromaperiodofrest.Agoodnapcanbeasshortas20minutes,butcanmakeusfeeltotallyrefreshed.”可知,Wiehler对这个系统持支持的态度,故选D。4.答案与解析:C推理判断题。根据最后一段的“Andnowthatasystemhasbeenestablishedtomeasuremetabolic(新陈代谢的)changesinresponsetomentalfatigue,theteamhopetolearnmoreabouthowtorecoverfrommentalexhaustion.Whiletheresearchershaven'tworkedoutanewsolution”可知,对于精神疲惫,进一步的研究是必要的。B【语篇解读】本文是一篇说明文。介绍了人的心脏在长期缺乏重力的情况下会变小的一项研究。5.答案与解析:A细节理解题。根据倒数第二段的“Fortunately,whiletheheartdidshrinkinsizeforBellyandLecomte,itwasjustasstrongandcontinuedtofunctionnormallyforbothmen.”可知,Belly和Lecomte的心脏都变得比之前更小了。6.答案与解析:B细节理解题。根据第三段的“Theabsenceofgravityinspacemeansthattheheartdoesnothavetoworkashardtopumpbloodthroughtheaorta(主动脉),thelargestbloodvesselthatsuppliesoxygentoallpartsofourbody.Asaresult,theheartlosesmusclemass,causingittoreduceinsize.”可知,由于缺少地球重力,人的心脏会产生变化,会变得更小。7.答案与解析:D推理判断题。通读最后一段“ThisstudyiscrucialasNASApreparestosendastronautstoMarsinthe2030s.ProfessorLevineisworkingwithNASAonaprogramcalledcypher,whichhopestocollectmoreinformationbyfollowingtenmoreastronauts'yearlongtripsaswellasconductingresearchonshortertripstospace.”可知,从最后一段我们能知道这个研究的应用。8.答案与解析:C主旨大意题。通读全文,尤其是第一段的“Isitpossibleforthehumanhearttoshrink(缩小)andifso,howdoesthischangeimpactthehumanbody?”可知,本文主要介绍了“人类的心脏能变小吗”这一问题。Ⅱ.阅读七选五【语篇解读】本文是一篇说明文。文章主要说明了一些帮助更好入睡的建议。1.答案与解析:G根据上文“Forteenagers,theimportanceofadequatenightlysleepremainsconstant.Enoughshuteyetimeiscrucialtobothphysicalhealthandcognitivefunctioning.”以及后文“Parentsaredeeplyworriedaboutthis.Herearesometipsforparentstocushiontheblowfromtheschoolstuff,suchasearlierschoolstarttimeandmountingamountsofhomework.”可知,本句是在说明让家长们感到忧虑的问题:调查显示五分之一的青少年睡眠时间不足7小时。故选G。2.答案与解析:E根据上文“Setupabedtimeroutine.Aregularbedtimeroutinestartingaroundthesametimeeachnightencouragesgoodsleeppatterns.”以及后文“Foroldones,thismightincludeaquietandreflectivechat.”可知,本段的主旨是建立就寝时间,且后文提到了对年龄大点的孩子的建议,可知本句是针对年纪小的人群的建议。故选E。3.答案与解析:D根据上文“Checknoiseandlightinyourchild'sbedroom.”以及后文“Check
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