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
33
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
A、Hedoesn’tliketotalk.B、Heisaverykindman.C、Heisfriendly.D、Heisnotapleasantperson.D
Bysaying"royalweddingfever"(Para.1),theauthormeans"______".ThedifficultyforLetiziatofitintheroyallifemaylie
Thepresident______NATOofpayingtoolittleattentiontotheethnictensions.
A、HeandhisfriendshaveneverwornAdidas.B、AdidasisjustforgreatsportsplayersliketheChicagoBulls.C、Adidashelpssp
A、InanEnglishfamily.B、Inaflatnearthecollege.C、Inaflatonthecampus.D、Inastudentdormitory.AWheredoesDr.Franc
A、Thewomanshouldexplainitthreetimes.B、Thewomanshouldbeconfidentinherself.C、Thewomanisstupidinlearningbiology
Mostpublishingisnow"electronic"inthesensethatbooks,magazines,andnewspapersarepreparedoncomputers,andexistasc
A、Becausethetimeofaperiodistoolong.B、Becausetheyarelackofsleep.C、Becausetheyarenotinterestedintheclass.D、
A、Fishesdieinlakes.B、Elementsneededforhealthyplantgrowtharewashedoutofsoft.C、Treesgrowmuchmoreslowlythanthe
In1914,anapparentlyinsignificanteventinaremotepartofEasternEurope______Europeintoagreatwar.
随机试题
与财政政策相比,扩张性货币政策的重点有()
男性,18岁,高三学生。五官端正。但近两年坚信自己的下巴有严重缺陷,要求做矫形手术。称想考电影学院,下巴大不好看、考不上。劝说不听,有时情绪激动。饮食睡眠尚可。首先考虑的诊断是【】
旋转阳极X线管与固定阳极X线管相比,优点是
为防止氟摄入量过多,几岁以下儿童不推荐使用含氟牙膏
李某1999年起担任某国有公司的董事长。该公司生产的压力锅供不应求,为增加产量,李某一方面向自己妻子担任厂长的某集体企业大量采购不合格的原材料;另一方面召开董事会,决定降低产品标准。结果该公司生产出大量不符合安全标准的劣质产品,销售金额达300余万元,但最
下列不属于城镇体系规划的强制性内容的是()。
背景材料:某高速公路设计车速120km/h,路面面层为三层式沥青混凝土结构。施工企业为保证工程施工质量,在施工中做了如下工作:(1)选用经试验合格的石料进行备料,严格对下承层进行清扫,并在开工前进行实验段铺筑;(2)沥青混合料
增值税一般纳税人外购货物取得承运部门开具的运费普通发票一张,可根据运费普通发票上注明运费金额依()的扣除率计算进项税额,准予从当期销项税额中抵扣。
在进行直接材料成本的差异分析时,下列表述正确的有()。
拍卖:委托人将物品委托专门机构竞价销售,专门机构在完成委托义务后获得报酬的行为。以下属于拍卖行为的是()
最新回复
(
0
)