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大学英语六级考试模拟试卷四十一

(总分:32.00,做题时间:130分钟)

一、问答题(总题数:2,分数:2.00)

1.Directions:Forthispart,youareallowed30minutestowriteashortessay

entitledTheInfluenceofArtificialIntelligenceinEducation.Youshouldwriteatleast

150wordsbutnomorethan^OOwords.

无(分数:1.00)

正确答案:((l)Withthedevelopmentofscienceandtechnol-ogy,artificial

intelligence(Al)hasbeenappliedinmanyareasofourlives,(2)f”omonlinepayment

toagricul-ture.Butwhatisitsimpactoneducation,andwillitbehelpfulin

education?

(3)lnreality,Alenhanceseducationinmanyways.(4)Herearesomeofthe

benefitsofAlineduca-tion.Firstofall,itprovidestoolsfordevelopingamore

ac-curateanddetailedpictureofhowthestudents'mindworks,andadaptstoeach

student's(5)individuallearn-ingneedsthatwillformtargetinstructionsbasedon

theirstrengthsandweaknessesinordertoimprovetheirstudies.Secondly,Alcan

driveefficiencyand(6)streamlinead-ministrativetaskstoallowteachersthetimeand

freedomtoprovidewithbettereducationalpractices.

Fromthereasonsmentionedabove,wecoulddrawtheconclusionthatAlwill

beanintegralpartinpromot-ingtheadvancementofeducation.

)

解析:⑴Withthedevelopmentof意为“随着...的发展”。

(2)表示人工智能广泛的应用范围,可以使用丘om…to…。

⑶Inreality意为“实际上,事实上

(4)Herearesomeof...用来举例说明。

(S)individuallearningneeds意为“个性化学习需求”。

(6)streamlineadministrativetasks意为"简化管理任务”。

2.中国的官方语言普通话(Mandarin)在美国的学校中突然热起来。由于中国

经济在21世纪的快速发展,美国的公立和私立学校纷纷在外语课程中加入汉语

这一科目,或将已有的汉语教学项目进行扩展。据统计,在美国的学校中,有5

万名孩子在学习汉语。但推动汉语项目的发展不是没有遇到困难。由于缺乏受过

专业训练、持有证书的教师,一些学校很难加入汉语教学的竞争。当学校聘用教

师时,它们通常直接从中国招聘,这种方式为文化冲突埋下了隐患。

无(分数:1.00)

正确答案:(Mandarin,theofficiallanguageofChina,issuddenlyhotin

Americanschools.WiththerapiddevelopmentofChina'seconomyinthe21st

century,bothpublicandprivateschoolsinAmerica(l)arescramblingtoadd

Mandarintotheir(2)curriculaofforeignlanguagesorexpandingChineselanguage

programsalready(3)inplace.Bysomeestimates,asmanyas50,000children

nationwidearetakingMandarininAmericanschools.ButtodevelopChinese

languageprogramshasmetsomedifficulties.(4)Ashortageofprofessionallytrained

teacherswithcertificateshasmadeitdifficultforsomeschoolstojointhe

competition.Whenschoolsneedtoemployteachers,theyoftenrecruitsomefrom

Chinadirectly,whichisahiddentroublefor(5)cultureclash.

)

解析:⑴“纷纷”即“争先恐后地做某事”,所以可译为scrambletod。sth.。

⑵“课程”可译为curriculum。

⑶“已有的”可译为inplace。

(4)"缺乏"可译为ashortageof。

⑸"文化冲突"可译为cultureclasho

二、单选题(总题数:30,分数:30.00)

3.Questions1to10arebasedonthefollowingpassage.

Usingacomputerorsmartphoneatnightcancauseustopileonthepounds,

newresearchhasrevealed.Thestudyfoundalinkbetweenbluelightexposure-blue

lightis1bysmartphonesandtablets-andincreasedhunger.ltfoundthat

exposuretothelightincreaseshungerlevelsforseveralhoursandevenincreases

hungerlevelsaftereatingameal.ResultsoftheUSstudyshowthatblue-enriched

lightexposure,comparedwith2lightexposure,was3withan

increaseinhungerthatbegan15minutesafterlightonsetandwasstillpresent

almosttwohoursafterthemeal.Bluelightexposurehasalsoalreadybeenshownto

decreased4intheeveningincreasingtheriskofinsomnia.

Studyco-authorIvyCheung,ofNorthwesternUniversity,inChicago,said:"A

singlethree-hourexposuretoblue-enrichedlightintheevening5impacted

hungerandglucosemetabolism."uTheseresultsareimportantbecausetheysuggest

thatmanipulatingenvironmentallightexposureforhumansmayrepresenta

novel6ofinfluencingfoodintakepatternsandmetabolism."Thestudy

group710healthyadultswithregularsleepandeatingscheduleswho

received8___carbohydrate-richmeals.Theycompletedafour-daytrialunder

dimlightconditions,whichinvolvedexposuretolessthan20luxduring16

hours9andlessthanthreeluxduringeighthoursofsleep.Ondaythreethey

wereexposedtothreehoursof260lux,blue-enrichedlightstarting10.5hoursafter

wakingup,andtheeffectswerecomparedwithdimlightexposureondaytwo.

MsCheungsaidmoreresearchisneededtodeterminethe10ofaction

involvedintherelationshipbetweenlightexposure,hungerandmetabolism.

空白处1应填

无(分数:1.00)

A.exposure

B.awake

C.associated

□.emittedV

E.related

F.acutely

G.comprised

H.sleepiness

I.agencies

J.significant

K.approach

L.identical

M.dim

N.mechanisms

0.slightly

解析:emitted的意思是“发出,散发(光、热、声音等”,结合上下文可

知,蓝光是智能手机和平板电脑发出的光线。故本题选D。

4.Questions1to10arebasedonthefollowingpassage.

Usingacomputerorsmartphoneatnightcancauseustopileonthepounds,

newresearchhasrevealed.Thestudyfoundalinkbetweenbluelightexposure-blue

lightis1bysmartphonesandtablets一andincreasedhunger.ltfoundthat

exposuretothelightincreaseshungerlevelsforseveralhoursandevenincreases

hungerlevelsaftereatingameal.ResultsoftheUSstudyshowthatblue-enriched

lightexposure,comparedwith2lightexposure,was3withan

increaseinhungerthatbegan15minutesafterlightonsetandwasstillpresent

almosttwohoursafterthemeal.Bluelightexposurehasalsoalreadybeenshownto

decreased4intheeveningincreasingtheriskofinsomnia.

Studyco-authorIvyCheung,ofNorthwesternUniversity,inChicago,said:"A

singlethree-hourexposuretoblue-enrichedlightintheevening5impacted

hungerandglucosemetabolism.”“Theseresultsareimportantbecausetheysuggest

thatmanipulatingenvironmentallightexposureforhumansmayrepresenta

novel6ofinfluencingfoodintakepatternsandmetabolism."Thestudy

group710healthyadultswithregularsleepandeatingscheduleswho

received8__carbohydrate-richmeals.Theycompletedafour-daytrialunder

dimlightconditions,whichinvolvedexposuretolessthan20luxduring16

hours9andlessthanthreeluxduringeighthoursofsleep.Ondaythreethey

wereexposedtothreehoursof260lux,blue-enrichedlightstarting10.5hoursafter

wakingup,andtheeffectswerecomparedwithdimlightexposureondaytwo.

MsCheungsaidmoreresearchisneededtodeterminethe10ofaction

involvedintherelationshipbetweenlightexposure,hungerandmetabolism.

空白处2应填

无(分数:1.00)

A.exposure

B.awake

C.associated

0.emitted

E.related

F.acutely

G.comprised

H.sleepiness

I.agencies

J.significant

K.approach

L.identical

M.dimJ

N.mechanisms

0.slightly

解析:dim的意思是“暗淡的,昏暗的”,根据常识可以推断,与明亮光线

相对应的应该是昏暗的光线。故本题选M。

5.Questions1to10arebasedonthefollowingpassage.

Usingacomputerorsmartphoneatnightcancauseustopileonthepounds,

newresearchhasrevealed.Thestudyfoundalinkbetweenbluelightexposure-blue

lightis1bysmartphonesandtablets—andincreasedhunger.ltfoundthat

exposuretothelightincreaseshungerlevelsforseveralhoursandevenincreases

hungerlevelsaftereatingameal.ResultsoftheUSstudyshowthatblue-enriched

lightexposure,comparedwith2lightexposure,was3withan

increaseinhungerthatbegan15minutesafterlightonsetandwasstillpresent

almosttwohoursafterthemeal.Bluelightexposurehasalsoalreadybeenshownto

decreased4intheeveningincreasingtheriskofinsomnia.

Studyco-authorIvyCheung,ofNorthwesternUniversity,inChicago,said:“A

singlethree-hourexposuretoblue-enrichedlightintheevening5impacted

hungerandglucosemetabolism.,,“Theseresultsareimportantbecausetheysuggest

thatmanipulatingenvironmentallightexposureforhumansmayrepresenta

novel6ofinfluencingfoodintakepatternsandmetabolism.nThestudy

group710healthyadultswithregularsleepandeatingscheduleswho

received8__carbohydrate-richmeals.Theycompletedafour-daytrialunder

dimlightconditions,whichinvolvedexposuretolessthan20luxduring16

hours9andlessthanthreeluxduringeighthoursofsleep.Ondaythreethey

wereexposedtothreehoursof260lux,blue-enrichedlightstarting10.5hoursafter

wakingup,andtheeffectswerecomparedwithdimlightexposureondaytwo.

MsCheungsaidmoreresearchisneededtodeterminethe10ofaction

involvedintherelationshipbetweenlightexposure,hungerandmetabolism.

空白处3应填

无(分数:1.00)

A.exposure

B.awake

C.associatedV

□.emitted

E.related

F.acutely

G.comprised

H.sleepiness

I.agencies

J.significant

K.approach

L.identical

M.dim

N.mechanisms

0.slightly

解析:associatedwith的意思是“与……有关系二根据前文可知,蓝光照射

可以增加饥饿感,表明蓝光照射与饥饿感之间是有关系的。故本题选C。

6.Questions1to10arebasedonthefollowingpassage.

Usingacomputerorsmartphoneatnightcancauseustopileonthepounds,

newresearchhasrevealed.Thestudyfoundalinkbetweenbluelightexposure-blue

lightis1bysmartphonesandtablets—andincreasedhunger.ltfoundthat

exposuretothelightincreaseshungerlevelsforseveralhoursandevenincreases

hungerlevelsaftereatingameal.ResultsoftheUSstudyshowthatblue-enriched

lightexposure,comparedwith2lightexposure,was3withan

increaseinhungerthatbegan15minutesafterlightonsetandwasstillpresent

almosttwohoursafterthemeal.Bluelightexposurehasalsoalreadybeenshownto

decreased4intheeveningincreasingtheriskofinsomnia.

Studyco-authorIvyCheung,ofNorthwesternUniversity,inChicago,said;"A

singlethree-hourexposuretoblue-enrichedlightintheevening5impacted

hungerandglucosemetabolism.”“Theseresultsareimportantbecausetheysuggest

thatmanipulatingenvironmentallightexposureforhumansmayrepresenta

novel6ofinfluencingfoodintakepatternsandmetabolism.nThestudy

group710healthyadultswithregularsleepandeatingscheduleswho

received8___carbohydrate-richmeals.Theycompletedafour-daytrialunder

dimlightconditions,whichinvolvedexposuretolessthan20luxduring16

hours9andlessthanthreeluxduringeighthoursofsleep.Ondaythreethey

wereexposedtothreehoursof260lux,blue-enrichedlightstarting10.5hoursafter

wakingup,andtheeffectswerecomparedwithdimlightexposureondaytwo.

MsCheungsaidmoreresearchisneededtodeterminethe10ofaction

involvedintherelationshipbetweenlightexposure,hungerandmetabolism.

空白处4应填

无(分数;1.00)

A.exposure

B.awake

C.associated

0.emitted

E.related

F.acutely

G.comprised

H.sleepinessJ

I.agencies

J.significant

K.approach

L.identical

M.dim

N.mechanisms

0.slightly

解析:sleepiness的意思是“睡意,嗑睡”,结合,下文可知,失眠意味着睡

不着,因此跟在decreased后面的应该是表示“睡觉,睡意”之意的词。故本题

选Ho

7.Questions1to10arebasedonthefollowingpassage.

Usingacomputerorsmartphoneatnightcancauseustopileonthepounds,

newresearchhasrevealed.Thestudyfoundalinkbetweenbluelightexposure-blue

lightis1bysmartphonesandtablets-andincreasedhunger.ltfoundthat

exposuretothelightincreaseshungerlevelsforseveralhoursandevenincreases

hungerlevelsaftereatingameal.ResultsoftheUSstudyshowthatblue-enriched

lightexposure,comparedwith2lightexposure,was3withan

increaseinhungerthatbegan15minutesafterlightonsetandwasstillpresent

almosttwohoursafterthemeal.Bluelightexposurehasalsoalreadybeenshownto

decreased4intheeveningincreasingtheriskofinsomnia.

Studyco-authorIvyCheung,ofNorthwesternUniversity,inChicago,said:"A

singlethree-hourexposuretoblue-enrichedlightintheevening5impacted

hungerandglucosemetabolism.”“Theseresultsareimportantbecausetheysuggest

thatmanipulatingenvironmentallightexposureforhumansmayrepresenta

novel6ofinfluencingfoodintakepatternsandmetabolism."Thestudy

group710healthyadultswithregularsleepandeatingscheduleswho

received8___carbohydrate-richmeals.Theycompletedafour-daytrialunder

dimlightconditions,whichinvolvedexposuretolessthan20luxduring16

hours9andlessthanthreeluxduringeighthoursofsleep.Ondaythreethey

wereexposedtothreehoursof260lux,blue-enrichedlightstarting10.5hoursafter

wakingup,andtheeffectswerecomparedwithdimlightexposureondaytwo.

MsCheungsaidmoreresearchisneededtodeterminethe10ofaction

involvedintherelationshipbetweenlightexposure,hungerandmetabolism.

空白处5应填

无(分数:1.00)

A.exposure

B.awake

C.associated

0.emitted

E.related

F.acutelyV

G.comprised

H.sleepiness

I.agencies

J.significant

K.approach

L.identical

M.dim

N.mechanisms

0.slightly

解析:acutely的意思是“深深地,极其”,下文指出这一发现意义重大,由

此推断出应该是有着重大的影响。故本题选F。

8.Questions1to10arebasedonthefollowingpassage.

Usingacomputerorsmartphoneatnightcancauseustopileonthepounds,

newresearchhasrevealed.Thestudyfoundalinkbetweenbluelightexposure-blue

lightis1bysmartphonesandtablets一andincreasedhunger.ltfoundthat

exposuretothelightincreaseshungerlevelsforseveralhoursandevenincreases

hungerlevelsaftereatingameal.ResultsoftheUSstudyshowthatblue-enriched

lightexposure,comparedwith2lightexposure,was3withan

increaseinhungerthatbegan15minutesafterlightonsetandwasstillpresent

almosttwohoursafterthemeal.Bluelightexposurehasalsoalreadybeenshownto

decreased4intheeveningincreasingtheriskofinsomnia.

Studyco-authorIvyCheung,ofNorthwesternUniversity,inChicago,said:"A

singlethree-hourexposuretoblue-enrichedlightintheevening5impacted

hungerandglucosemetabolism.”“Theseresultsareimportantbecausetheysuggest

thatmanipulatingenvironmentallightexposureforhumansmayrepresenta

novel6ofinfluencingfoodintakepatternsandmetabolism."Thestudy

group710healthyadultswithregularsleepandeatingscheduleswho

received8__carbohydrate-richmeals.Theycompletedafour-daytrialunder

dimlightconditions,whichinvolvedexposuretolessthan20luxduring16

hours9andlessthanthreeluxduringeighthoursofsleep.Ondaythreethey

wereexposedtothreehoursof260lux,blue-enrichedlightstarting10.5hoursafter

wakingup,andtheeffectswerecomparedwithdimlightexposureondaytwo.

MsCheungsaidmoreresearchisneededtodeterminethe10ofaction

involvedintherelationshipbetweenlightexposure,hungerandmetabolism.

空白处6应填

无(分数:1.00)

A.exposure

B.awake

C.associated

0.emitted

E.related

F.acutely

G.comprised

H.sleepiness

I.agencies

J.significant

K.approachJ

L.identical

M.dim

N.mechanisms

O.slightly

解析:approach的意思是“方法,途径”,与of连用。垢合上文可知,此处

大意为控制人体周围环境的光线照射或许是一种新的方法。故本题选Ko

9.Questions1to10arebasedonthefollowingpassage.

Usingacomputerorsmartphoneatnightcancauseustopileonthepounds,

newresearchhasrevealed.Thestudyfoundalinkbetweenbluelightexposure-blue

lightis1bysmartphonesandtablets—andincreasedhunger.ltfoundthat

exposuretothelightincreaseshungerlevelsforseveralhoursandevenincreases

hungerlevelsaftereatingameal.ResultsoftheUSstudyshowthatblue-enriched

lightexposure,comparedwith2lightexposure,was3withan

increaseinhungerthatbegan15minutesafterlightonsetandwasstillpresent

almosttwohoursafterthemeal.Bluelightexposurehasalsoalreadybeenshownto

decreased4intheeveningincreasingtheriskofinsomnia.

Studyco-authorIvyCheung,ofNorthwesternUniversity,inChicago,said:"A

singlethree-hourexposuretoblue-enrichedlightintheevening5impacted

hungerandglucosemetabolism.,,“Theseresultsareimportantbecausetheysuggest

thatmanipulatingenvironmentallightexposureforhumansmayrepresenta

novel6ofinfluencingfoodintakepatternsandmetabolism.Thestudy

group710healthyadultswithregularsleepandeatingscheduleswho

received8__carbohydrate-richmeals.Theycompletedafour-daytrialunder

dimlightconditions,whichinvolvedexposuretolessthan20luxduring16

hours9andlessthanthreeluxduringeighthoursofsleep.Ondaythreethey

wereexposedtothreehoursof260lux,blue-enrichedlightstarting10.5hoursafter

wakingup,andtheeffectswerecomparedwithdimlightexposureondaytwo.

MsCheungsaidmoreresearchisneededtodeterminethe10ofaction

involvedintherelationshipbetweenlightexposure,hungerandmetabolism.

空白处7应填

无(分数:1.00)

A.exposure

B.awake

C.associated

□.emitted

E.related

F.acutely

G.comprisedV

H.sleepiness

I.agencies

J.significant

K.approach

L.identical

M.dim

N.mechanisms

O.slightly

解析:comprised的意思是“包括,包含,由……组成”,根据文意,此处应

指研究小组包括10名健康的成年人。故本题选G。

10.Questions1to10arebasedonthefollowingpassage.

Usingacomputerorsmartphoneatnightcancauseustopileonthepounds,

newresearchhasrevealed.Thestudyfoundalinkbetweenbluelightexposure一blue

lightis1bysmartphonesandtablets一andincreasedhunger.ltfoundthat

exposuretothelightincreaseshungerlevelsforseveralhoursandevenincreases

hungerlevelsaftereatingameal.ResultsoftheUSstudyshowthatblue-enriched

lightexposure,comparedwith2lightexposure,was3withan

increaseinhungerthatbegan15minutesafterlightonsetandwasstillpresent

almosttwohoursafterthemeal.Bluelightexposurehasalsoalreadybeenshownto

decreased4intheeveningincreasingtheriskofinsomnia.

Studyco-authorIvyCheung,ofNorthwesternUniversity,inChicago,said:"A

singlethree-hourexposuretoblue-enrichedlightintheevening5impacted

hungerandglucosemetabolism."uTheseresultsareimportantbecausetheysuggest

thatmanipulatingenvironmentallightexposureforhumansmayrepresenta

novel6ofinfluencingfoodintakepatternsandmetabolism.nThestudy

group710healthyadultswithregularsleepandeatingscheduleswho

received8__carbohydrate-richmeals.Theycompletedafour-daytrialunder

dimlightconditions,whichinvolvedexposuretolessthan20luxduring16

hours9andlessthanthreeluxduringeighthoursofsleep.Ondaythreethey

wereexposedtothreehoursof260lux,blue-enrichedlightstarting10.5hoursafter

wakingup,andtheeffectswerecomparedwithdimlightexposureondaytwo.

MsCheungsaidmoreresearchisneededtodeterminethe10ofaction

involvedintherelationshipbetweenlightexposure,hungerandmetabolism.

空白处8应填

无(分数:1.00)

A.exposure

B.awake

C.associated

0.emitted

E.related

F.acutely

G.comprised

H.sleepiness

I.agencies

J.significant

K.approach

L.identicalV

M.dim

N.mechanisms

O.slightly

解析:identical的意思是“同一的,完全相同的”,根据文意,这个实验的

设计应是10个研究对象每日摄入完全相同的高碳水化合物食物。故本题选Lo

11.Questions1to10arebasedonthefollowingpassage.

Usingacomputerorsmartphoneatnightcancauseustopileonthepounds,

newresearchhasrevealed.Thestudyfoundalinkbetweenbluelightexposure一blue

lightis1bysmartphonesandtablets-andincreasedhunger.ltfoundthat

exposuretothelightincreaseshungerlevelsforseveralhoursandevenincreases

hungerlevelsaftereatingameal.ResultsoftheUSstudyshowthatblue-enriched

lightexposure,comparedwith2lightexposure,was3withan

increaseinhungerthatbegan15minutesafterlightonsetandwasstillpresent

almosttwohoursafterthemeal.Bluelightexposurehasalsoalreadybeenshownto

decreased4intheeveningincreasingtheriskofinsomnia.

Studyco-authorIvyCheung,ofNorthwesternUniversity,inChicago,said:"A

singlethree-hourexposuretoblue-enrichedlightintheevening5impacted

hungerandglucosemetabolism.”“Theseresultsareimportantbecausetheysuggest

thatmanipulatingenvironmentallightexposureforhumansmayrepresenta

novel6ofinfluencingfoodintakepatternsandmetabolism.nThestudy

group710healthyadultswithregularsleepandeatingscheduleswho

received8___carbohydrate-richmeals.Theycompletedafour-daytrialunder

dimlightconditions,whichinvolvedexposuretolessthan20luxduring16

hours9andlessthanthreeluxduringeighthoursofsleep.Ondaythreethey

wereexposedtothreehoursof260lux,blue-enrichedlightstarting10.5hoursafter

wakingup,andtheeffectswerecomparedwithdimlightexposureondaytwo.

MsCheungsaidmoreresearchisneededtodeterminethe10ofaction

involvedintherelationshipbetweenlightexposure,hungerandmetabolism.

空白处9应填

无(分数:1.00)

A.exposure

B.awakeJ

C.associated

0.emitted

E.related

F.acutely

G.comprised

H.sleepiness

I.agencies

J.significant

K.approach

L.identical

M.dim

N.mechanisms

O.slightly

解析:awake的意思是“醒着的,警惕的”,根据文意可知,and前后内容应

该形成对比,即空格处与后文的sleep形成对比,所以“在每日16小时的清醒

状态下接受低于20勒克斯的光照:故本题选B。

12.Questions1to10arebasedonthefollowingpassage.

Usingacomputerorsmartphoneatnightcancauseustopileonthepounds,

newresearchhasrevealed.Thestudyfoundalinkbetweenbluelightexposure-blue

lightis1bysmartphonesandtablets——andincreasedhunger.ltfoundthat

exposuretothelightincreaseshungerlevelsforseveralhoursandevenincreases

hungerlevelsaftereatingameal.ResultsoftheUSstudyshowthatblue-enriched

lightexposure,comparedwith2lightexposure,was3withan

increaseinhungerthatbegan15minutesafterlightonsetandwasstillpresent

almosttwohoursafterthemeal.Bluelightexposurehasalsoalreadybeenshownto

decreased4intheeveningincreasingtheriskofinsomnia.

Studyco-authorIvyCheung,ofNorthwesternUniversity,inChicago,said:"A

singlethree-hourexposuretoblue-enrichedlightintheevening5impacted

hungerandglucosemetabolism.”“Theseresultsareimportantbecausetheysuggest

thatmanipulatingenvironmentallightexposureforhumansmayrepresenta

novel6ofinfluencingfoodintakepatternsandmetabolism."Thestudy

group710healthyadultswithregularsleepandeatingscheduleswho

received8___carbohydrate-richmeals.Theycompletedafour-daytrialunder

dimlightconditions,whichinvolvedexposuretolessthan20luxduring16

hours9andlessthanthreeluxduringeighthoursofsleep.Ondaythreethey

wereexposedtothreehoursof260lux,blue-enrichedlightstarting10.5hoursafter

wakingup,andtheeffectswerecomparedwithdimlightexposureondaytwo.

MsCheungsaidmoreresearchisneededtodeterminethe10ofaction

involvedintherelationshipbetweenlightexposure,hungerandmetabolism.

空白处10应填

无(分数:1.00)

A.exposure

B.awake

C.associated

0.emitted

E.related

F.acutely

G.comprised

H.sleepiness

I.agencies

J.significant

K.approach

L.identical

M.dim

N.mechanismsJ

O.slightly

解析:mechanisms的意思是“机制,机能”,此处指光线照射、饥饿感和新

陈代谢三者之间的“作用机制:故本题选N。

参考译文

最新的研究表明,在夜晚使用电脑或者智能手机可能会让我们的体重增加好

几磅。这项研究发现接触智能手机和平板电脑发出的蓝光会增加饥饿感。并且,

被此光线照射会增加数小时的饥饿感,甚至是刚刚吃过饭的人,饥饿感也会增加。

这项来自美国的研究结果显示,相对于昏喑的光线辐射来说,在被明亮蓝色光线

照射15分钟后,饥饿感便会开始增加。这种饥饿感在饭后近两小时内都会存在。

同时,蓝光照射已被证实会减少夜间的困意,从而增加患失眠症的风险。

研究者之一,来自芝加哥西北大学的张艾薇称:“夜晚被明亮蓝光照射三个

小时,会对饥饿感和葡萄糖代谢有着极大的影响。”“该研究之所以意义重大,是

因为其结果表明,控制人体周围环境的光线照射或许是一种可左右饮食摄入方式

和新陈代谢的新方法。”实验的研究对象是10位有着规律睡眠和饮食时间的健康

成年人。在研究期间,研究对象每日摄入完全相同的高碳水亿合物食物。他们在

昏暗光线环境下完成了一个为期四天的实验:在每日16小时的清醒状态下接受

低于20勒克斯的光照,而在8小时的睡眠期间接受低于3勒克斯的光照。第三

天,研究对象在起床10.5小时后的3小时内受到了260勒克斯的明亮蓝光照射,

然后将其实验结果与实验第二天用昏暗光线照射的结果进行了对比。

张女士表示,光线照射、饥饿感和新陈代谢三者之间的作用机制仍然需要进

一步的研究证明。

13.AClassApart

(A)HousedinajumbleofancientbuildingsintheshadowofWestminsterAbbey,

WestminsterSchoolhasbeeneducatingboyssinceitwasfoundedin1560byQueen

ElizabethItoprovidelessonsfor40poorscholars.lthasevolvedsincethen-its750

pupilsnowincludesomegirls,andwithfeesof£39,252ayearforboardersand

£27,174fordaypupils,poorscholarsarethinontheground-butfornearlyhalfa

millennium,thesehistoricalpremisesdefineditsgeographicallimits.

(B)Thatisabouttochange.Aground-breakingceremonyonApril9thmarkedthe

startofthecon-structionofWestminsterChengdu,thefirststageinaventurewitha

localpartner,HongKongMelodiousEducationTechnologyGroup.Theschoolisdueto

openinSeptember2020andwillhave2,500pupilsfromtheagesof3to18.ltwillbe

followedbyafurtherfiveestablishmentsofasimilarsizeinotherChinesecitiesover

thenexttenyears,bytheendofwhichWestminsterwillbeeducating20timesas

manychildreninChinaasintheheartofLondon.

(C)AsliceoftheChineseoperation'sincomewillflowbacktothemothership,

enablingWestmin-stertoincreasetheshareofpupilsonbursariesinBritainfrom

around5%to20%.“Itwillgiveusarevenuestreamthatwillallowustogobackto

ourroots,“saysRodneyHarris,deputyhead-masterinLondon,whoismovingto

ChengduinSeptembertotakethetopjobthere.Byextend-ingitsmodeltoChina,

theschoolthushopestomitigatetheinequalitytowhichitcontributesinBritain.

(D)Educationusedtobeprovidedbyentrepreneursandreligiousorganizations,

butstartinginPrus-siainthe18thcentury,governmentsbegantotakeover.Inmore

recentyearsthestatehasdomi-natededucationintherichworld,w

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