首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Sleeping too little or for too long ages the brain by up to seven years. Getting less or more than the six to eight hours can ca
Sleeping too little or for too long ages the brain by up to seven years. Getting less or more than the six to eight hours can ca
admin
2013-07-11
22
问题
Sleeping too little or for too long ages the brain by up to seven years. Getting less or more than the six to eight hours can cause health【C1】______and ultimately lead to an early death.
Seven hours will keep the brain in【C2】______condition, said scientists at the University of London Medical School, who said a(n) 【C3】______of sleep affects reasoning and vocabulary. They found "the magnitude(大小)of the effect is【C4】______to four to seven years of ageing".
Researchers said changes over a five-year period in late middle-age affect the function of the brain. Between 7 and 8 per cent of those who slept longer than the【C5】______amount fared worse in cognitive tests. But a quarter of women and one in six men who【C6】______to get a night’s good sleep suffered a(n) 【C7】______in reasoning, vocabulary and cognitive tests.
The negative effects of too much,【C8】______and poor quality sleep on various aspects of【C9】______and physical health have begun to receive more attention. "【C10】______that society increasingly affects our lives, it is important to consider what effects changes in sleep duration may【C11】______on health and how long we live."
Researchers found the【C12】______amount of sleep duration of seven hours per night【C13】______the highest score for every test.【C14】______proper amount of sleep, people will be【C15】______of working and studying more efficiently.【C16】______people will become less productive. At the same time their ability to【C17】______is affected and the memory is not as【C18】______. They may find themselves less patient and【C19】______. All of these consequences will【C20】______affect their social interaction and decision-making ability.
【C12】
选项
A、dominant
B、ideal
C、precise
D、slight
答案
B
解析
考查形容词辨析。dominant“支配的,主要的”;ideal“理想的”;precise“精确的”;slight“细微的”。文中第2段提出7小时为合适的睡眠时间,而且空格后也提到the highest,score,推断这里应填ideal“理想的”,故选B。
转载请注明原文地址:https://kaotiyun.com/show/QD07777K
0
大学英语四级
相关试题推荐
Therearemuchdiscussionaboutwhethereconomicgrowthisdesirable.Atanearlierperiod,ourdesireformaterialwealthmayh
A、Practicingconstantly.B、Workingbyoneself.C、Learningbydoing.D、Usingprovenmethods.B短文最后一句说,罗伯茨认为,一个人学习全新的东西时,最好是找个没人的地
Spaceisadangerousplace,notonlybecauseofmeteors(流星)butalsobecauseofraysfromthesunandotherstars.Theatmosphe
A、15.B、50C、135.D、150C信息明示题。女士说:“我们从原始名单中的150个名字中删去了15个名字。”由此可以推断,参加聚会的人数可能有135(150减15)人,所以C正确。解答本题的关键是crossoff(除去,取消)以及数字fi
Whentheyadviseyourkidsto"getaneducation"ifyouwanttoraiseyourincome,theytellyouonlyhalfthetruth.Whatthey
A、Tidy.B、Messy.C、Well-made.D、Bright.B为将房子售出,“我常将房子整理整洁(bekepttidy),但当几位不速之客来看房时,我还没来得及收拾房子”,“dirtybreakfastdishes,unmade
A、Hedidnotlikethewaythespeakerborrowedbicyclesfromfriends.B、Hethoughtthatcarswerefasterthanmotorcycles.C、He
A、Togooutforexercise.B、Togooutforshopping.C、TogotothelibrarytoborrowabookonWilliamCarlosWilliams.D、Tohel
A、Hecan’tfindhisofficekey.B、Hehasmisplacedsomeexams.C、Heisunabletospeak.D、Hedoesn’tlikehisclassroom.CWhat’s
A、Hereturnedthebookstothenewlibrary.B、Hewenttoseethenewlibrary.C、Hebegantostudyinthenewlibrary.D、Heborro
随机试题
人格核心是
男性,32岁,3小时前从5米高处跌下,左腰部撞到石块上,当时无昏迷,现血压正常,感左腰部疼痛伴轻压痛,尿常规RBC+/HP,最可能的诊断是
某施工项目需要组合钢模,组合钢模周转利用率为85%,现租用钢模5000m2,月租金4元/m2;由于加快施工进度,实际周转利用率达到90%;该项目材料储备资金是根据日平均用量、材料单价和储备天数(即从采购到进场所需要的时间)计算的。上述任何一个因素的变动,都
面层混凝土板常分为普通(素)混凝土板、()和钢筋混凝土板等。
甲公司和乙公司均为增值税一般纳税人,购买及销售商品适用的增值税税率均为17%。甲公司和乙公司有关资料如下:(1)甲公司2014年12月31日应收乙公司账款账面余额为10140万元,已提坏账准备1140万元。由于乙公司连年亏损,资金周转困难,不能偿付应于2
风险存在的基本形式为()。
雷米特杯被哪支球队永久拥有了?()
古巴比伦王国的文明表现在()。
SomehistorianssaythatthemostimportantcontributionofDwightEisenhower’spresidency(总统任期)inthe1950swastheU.S.int
Cheques(支票)havelargelyreplacedmoneyasa【B1】ofexchange,fortheyarewidelyacceptedeverywhere.【B2】thisisveryconve
最新回复
(
0
)