高三英语外刊阅读语法填空December 8

高中英语外刊阅读语法填空December81Ishumanhibernationpossible?人类为什么不冬眠？Withlowtemperaturesandalackoffood,winterisa

harsh

seasonforanimals.Manyanimalsenter

hibernation

1_____(get)throughit.Hibernation

iswhenananimalgoesintoastateofextendedinactivity.Animalshideawayfrom

predators(捕食者).Their

metabolism（新陈代谢）

willslowtolessthanaquarterof2_____(it)normalrate.Thiscoolsthecreature’sbodyandslowsitsheartbeattojustafewtimesperminute,foruptomonthsatatime.

Butwhydon’thumanshibernate?Human

hibernation

doesn’texistformanyreasons.Ourbodyisnot3_____(design)for

hibernation.Ourevolutionaryancestorsweretropicalanimalswithnohistoryofhibernating:Humanshaveonly

migrated

into

temperate(温带)andsubarctic（亚北极）latitudes

inthelasthundredthousandyearsorso.That’snotquitelongenoughtoevolveallthemetabolicadaptationswewouldneedtobeabletohibernate,according4_____theBBCScienceFocusMagazine.

Forexample,waste5______(manage)isahugechallengeforhuman

hibernation.Animalsthathibernateareableto6______(essential)stoptheir

urination

and

defecation

(排泄)during

hibernation,sometimesthroughaprocessofreabsorption（重新吸收）topreserve

nutrients.7_____(fortunately),humanscan’tdothis.

Thereareotherchallenges.Bodytemperaturesbelow2.8Ctend8_____(disrupt)thehuman

digestivetract(消化道)

andmaycausepain.Coldtemperaturescanalso

suppress

the

immune

system,makingpeoplemorevulnerable（易受伤害的）toinfections,accordingtoSmithsonianMagazine.

Infact,humansdon’tneedtosleepthroughwinter.Wehavediscoveredfire,clothes,shelter,huntingandagriculture,allof9_____aremuchmoreeffectivewaysofsurvivingthecold.

Couldhumanshibernateinthefuture?Forlong-distancespacetravel,it’s10_____(like).AjourneytoMarswouldtakearoundmonthsusingcurrenttechnology.Ifwehopetovisitanotherstarsystem,evenifwecouldtravelatthespeedoflight,thejourneywouldtakeyears.Beingabletohibernatewouldmakesuchdistancesconsiderablylessboringfortheastronautsandconservevitalresources,accordingtoUniversityofOxfordintheUK.

keys:1toget2its3designed4to5management6essentially7Unfortunately8todisrupt9which10likely2China’shomegrownheroes顾诵芬、王大中获国家最高科技奖WhenChinawasstillpoorandfarbehindtheWest,twoChinesescientists

insisted

on1______(lead)theworldthroughhomegrowninnovation(自主创新).Theyarejet

fighter

designerGuSongfenandnuclearenergyscientistWangDazhong,2_____wonChina’stopscienceaward–theStatePreeminentScienceandTechnologyAward（国家最高科学技术奖）onNov3.

Inthe1950s,Chinahadno

aviation(航空)

experience,equipmentorwindtunnels.Astheheadofthe

aerodynamics（空气动力学的）

teaminShenyang,Gu’sfirsttaskwastodevelopthecountry’sfirsthomegrownjetaircraft.Despitedifficulties,hemanaged3_____(complete)JJ-1,thefirstjetaircraft4_____(design)inChina.

Gu,91,startedtheaerodynamicdesignofaircraft,whichadvancedthe5_____(develop)ofanumberofmajorjetfighters,6____(include)theNanchangCJ-6,abasictrainingplane,andtheShenyangJ-8,ahigh-speed,

high-altitude

single-seat

interceptor.

Thoseaircraftnotonly7_____(great)improvedChina’sair

defensecapabilities

butalsolaidthefoundationofits

aviation

industry.

WangDazhong,86,hasspent60years8_____(work)todevelopnuclearenergy.

AfternuclearaccidentsinThreeMileIsland(三英里岛)intheUSin1979,andChernobylintheSovietUnionin1986,scientistsallovertheworldhaveworkedhardtoensurethat

reactors（反应堆）

aremade“inherently

safe(固有安全)”.Itmeanstheydonotrely9_____

countermeasures（对策）

poweredbyexternal（外部的）resourcestoremainstable.

Asan

academician(院士)

attheChineseAcademyofSciences,Wangledtheresearch,designandoperationofChina’sfirst

five-megawatt

lowtemperaturenuclearheatingreactor（5兆瓦低温核供热堆）andlaterofits10-megawatthightemperaturegas-cooledreactor.Heusedkeytechnologies10_____(relate)to

heliumcoolant（氦冷却剂）.Both

reactors

improvedtheinherent（固有的）safetyofnuclearenergy,aswellastheapplicationofcleanenergy.

Wang’sscientificachievementshavepavedthewayforcleanenergyasChinaworkstoachieve

carbonneutrality,saidHeJiankun,anexpertatTsinghuaUniversity.

keys:1leading2who3tocomplete4designed5development6including7greatly8working9on10related3LearninginRussia越来越多中国学生留学俄罗斯“With1_____(far)cooperationintradeandaclosefriendshipbetweenChinaandRussia,therearemorestudents2_____(apply)forRussianuniversities,”LiuJingtoldSputnikNews,aRussiannewsagency.Liuis3_____

undergraduate

fromMoscowStateUniversity(MSU).

Indeed,RussiaisnowadesirabledestinationforChineseinternationalstudents.Theirnumberhasincreasedfromabout15,000in2012to49,000in2019,accordingtoSputnikNews.

Sowhathasledtosuchanincrease?Whyarestudentschoosing4_____(study)there?

Apart5______positive

bilateral

relationships(双边关系),financialbenefitsandcareerprospects（职业前景）alsofactorintostudents’decidingtoapplyforRussianuniversities.“Oneofthemain6______(advantage)ofstudyinginRussiaisitsrelatively7______(cheap)tuitionfeesandlivingcoststhaninEuropeorNorthAmerica,”saidTianTian,agraduatestudentfromTheSaintPetersburgStateUniversityofAerospaceInstrumentation.

Generally,ittakesabout60,000to100,000yuan(coveringtuition,accommodationandlivingfees)everyyeartostudyinuniversities8_____(locate)inmajorcitiessuchasMoscowandSt.Petersburg,accordingtoJJLoverse