湖南省长沙二十一中高二英语高中英语阅读理解练习试题文档格式.docx
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湖南省长沙二十一中高二英语高中英语阅读理解练习试题文档格式.docx
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sbusyworldhavetheluckofexploringthatoption.
InanAugust2018study,publishedintheJournaloftheAmericanHeartAssociation,researchersresearchedthesleeppatternsofthose"
fortunate"
fewandfoundtheymaynotbesoluckyafterall.Infact,theyfoundpeoplewhogetmorethaneighthoursofsleephavegreaterhealthriskcomparedtothosewhosleeptogetherlessthansevenhours.What'
smore,sleep-aholics-thosewhomanagetoget10hoursanight-standa30percenthigherchanceofdyingcomparedtotheseven-hourcrowd.
Thewide-rangingglobalstudyinvolved(涉及)morethanthreemillionpeoplewhoself-reportedontheirsleephabitsandcametoaneye-openingconclusion:
Ifyoutendtosleepalot,youmaywanttobuyanalarmclock.Aswithallthingsinlife,sleepisbesttakeninmoderation(适度).
Youmaybethinking:
WhatifIonlysleepinonSaturdayandSunday,amIstillatrisk?
Theanswerisyes,accordingtoa2019studypublishedinCurrentBiology.
Researchersdiscoveredthatevenifapersonsleepsmorethansevenhoursontheweekendsbutstillsleepslessthanthatonweeknights,theyareatriskofgainingweightanddevelopingsensitivitytoinsulin,whichcontrolsthelevelofsugarinblood.
Forthestudy,36participantsweredividedintothreegroupsthateachhadadifferentsleepschedule:
ninehourseverynight,fivehourseverynight,andfivehoursfromMondaytoFridayandsleepingmuchonweekends.Peoplewhogettoomuchsleeptendtofeeltiredandlackenergy.Also,bothsleep-deprived(睡眠不足的)groupsconsumemorefoodandgainweight.
(1)Whyistheharmfuleffectofsleepingtoomuchseldomstudied?
A.
Fewpeoplehavetimetosleeptoomuch.
B.
Lackofsleepcausesmuchmoreharm.
C.
Itturnsouttobeahealthysleeppattern.
D.
People'
shealthhasnothingtodowithit.
(2)Whatdoestheunderlinedwords"
those'
fortunate'
few"
inparagraph2referto?
Thoseleadingarelaxinglife.
Thosegettingtoomuchsleep.
Thosewithlesstimetosleep.
Thosewithnosleepproblems.
(3)Whatcanbelearnedfromthe2019study?
Sleepingmuchisparticularlybeneficialtohungrypeople.
Manypeoplesleepmoreonweekendsthanonweekdays.
Analarmclockofhighqualityisimportantforgoodsleep.
Peoplewhosleepmuchonlyonweekendsalsohavehealthrisk.
(4)Whatisthemainideaofthetext?
Itisnecessarytosaveenoughtimeforsleep.
Toomuchsleepcanresultingainingweight.
Sleepingtoomuchdoesharmtopeople'
shealth.
Peoplecanavoidsleepingmuchbyeatinghealthily.
【答案】
(1)A
(2)B
(3)D
(4)C
【解析】【分析】本文是一篇说明文,我们似乎总是被告知要多睡觉,但是睡眠过多对身体也是有害的。
(1)考查细节理解。
根据第一段中的”Butrarelydoesscienceexplorethedarksideofsleepingtoomuch.That'
sbusyworldhavetheluckofexploringthatoption.“可知,在如今忙碌的社会很少有人会有时间睡太多,所以睡眠过多对人体的危害很少被研究。
故选A。
(2)考查词义猜测。
根据第一段中的“That'
sbusyworldhavetheluckofexploringthatoption.”这是因为在当今这个繁忙的世界上,很少有人有机会探索这种选择;
以及第二段中的“…theymaynotbesoluckyafterall.Infact,theyfoundpeoplewhogetmorethaneighthoursofsleephavegreaterhealthrisk“他们可能根本就没有那么幸运。
事实上,他们发现睡眠超过8小时的人有更大的健康风险,可推断,划线部分指代“睡眠时间太长的人”。
故选B。
(3)考查细节理解。
根据第四段中的”Researchersdiscoveredthatevenifapersonsleepsmore
thansevenhoursontheweekendsbutstillsleepslessthanthatonweeknights,theyareatriskofgainingweight
anddevelopingsensitivitytoinsulin,whichcontrolsthelevelofsugarinblood.“研究人员发现,即使一个人在周末的睡眠时间超过7个小时,但仍然比工作日晚上的睡眠时间少,他们也有体重增加和对控制血糖水平的胰岛素敏感的风险。
可知,只有周末睡得多的人也会面临健康风险。
故选D。
(4)考查主旨大意。
根据第一段中的”Butrarelydoesscienceexplorethedarksideofsleepingtoomuch.“可知本文介绍了睡眠过多会对身体造成一定程度的伤害。
故选C。
【点评】本题考点涉及细节理解,词义猜测和主旨大意三个题型的考查,是一篇健康类阅读,考生需要准确捕捉细节信息,同时根据上下文进行逻辑推理,概括归纳,从而选出正确答案。
2.阅读理解
You'
reprobablyusedtotheregularupgradesinourcell-phonenetworks.Therewas2G,whichcamealongin199l,replacedwith3Gin2001,followedby4Gin2009.Nowwe'
rehearingaboutthecomingof5G.
But5Gisamuchbiggerleapthanbefore.5G,ofcourse,ismuchfasterthan4Gintherealworldanda5Gphoneina5GcitywillenjoyInternetspeedsbetween9and20timesasfast.Thearrivalof5Galsomeansenormousleapsforwardincapacity-somuchthateverycell-phoneplanwilloffercheap,trulyunlimitedInternetaccess."
Theconsequencesofthatarehuge,"
saysSherifHanna,Qualcomm'
sdirectorof5Gmarketing.Forexample,appswillnolongerdegrade(降低)yourvideoqualityorpostponedo
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