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时间:2020-04-09
《2018版高考英语复习模块考点复习Unit21HumanBiology课时规范训练北师大版.docx》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Unit21HumanBiologyPart1 阅读完形组合准度练 (建议用时40′)Ⅰ.阅读理解(共8小题;每小题2分,满分16分)A(2016·江西九校联考)Sleepinginaroomwithtoomuchlighthasbeenlinkedtoanincreasedriskofpilingonthepounds,astudyshows.AteamattheInstituteofCancerResearchinLondonfoundwomenhadlargerwaistlinesiftheirbedroomwas“lighte
2、noughtoseeacross”atnight.However,theycautionthereisnotenoughevidencetoadvisepeopletobuythickercurtainsorturnofflights.Thewomenwereaskedtoratetheamountoflightintheirbedroomsatnightas:Lightenoughtoread.Lightenoughtoseeacrosstheroom,butnotread.Lightenoughtoseeyourhandinfro
3、ntofyou,butnotacrosstheroom.Toodarktoseeyourhandoryouwearamask.Prof.AnthonySwerdlowtoldtheBBC:“Inthisverylargegroupofpeoplethereisanassociationbetweenreportedlightexposureatnightandoverweightandobesity.Butthereisnotsufficientevidencetoknowifmakingyourroomdarkerwouldmake
4、anydifferencetoyourweight.Theremightbeotherexplanationsfortheassociation,butthefindingsareintriguingenoughtoguaranteefurtherscientificinvestigation.”Thelightisdisruptingthebodyclock,whichstemsfromourevolutionarypastwhenwewereactivewhenitwaslightinthedayandrestingwhenitw
5、asdarkatnight.Lightaltersmood,physicalstrengthandeventhewayweprocessfoodina24hourcycle.Artificiallightisknowntodisruptthebodyclockbydelayingtheproductionofthesleephormonemelatonin.Prof.DerkJanDijksaidtherewouldbenoharmintryingtomakebedroomsdarker.HetoldtheBBC:“Peopleing
6、eneralarenotawareofthelightpresentintheirbedroom.Ithinkpeopleshouldassesstheirbedroomandseehoweasyitwouldbetomakeitdarker.”Streetlights,somealarmclocksandstandbylightsonelectricalequipmentsuchastelevisionscouldlightaroom,hesaid.“Overallthisstudypointstotheimportanceofda
7、rkness,”heconcluded.1.Thepassagemainlytellsus.A.brightbedroomslinktoobesityB.darkbedroomslinktoobesityC.peopleshouldturnofflightsD.peopleshouldbuythickercurtains2.Whatdoestheunderlinedword“disrupt”(Paragraph4)mean?A.Stop. B.Disturb.C.Improve.D.Recover.3.Whatmigh
8、tParagraph4beusedfor?A.Onepossibleexplanationondisruptingbodyclock.B.Onepossibleexplanationondisruptingmood.C.
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