首页
登录
职称英语
Judging from recent surveys, most experts in sleep behavior agree that there
Judging from recent surveys, most experts in sleep behavior agree that there
游客
2023-08-13
34
管理
问题
Judging from recent surveys, most experts in sleep behavior agree that there is virtually an epidemic of sleepiness in the nation. "I can’t think of a single study that hasn’t found Americans getting less sleep than they ought to." says Dr. David.
The beginning of our sleep deficit crisis can be【C1】______to the invention of the light bulb a century ago. From diary entries and other personal【C2】______from the 18th and 19th centuries, sleep scientists have reached the conclusion that the average person used to sleep about 9.5 hours a night. By the 1950s and 1960s, that sleep schedule had been reduced【C3】______to between 7.5 and 8 hours, and most people had to wake to an alarm clock. "People cheat on their sleep, and they don’t even【C4】______they’re doing it," says Dr. David. "They think they’re okay because they can get by on 6.5 hours, when they really need 7.5, 8 or even more to feel ideally【C5】______
Perhaps the most merciless robber of sleep, researchers say, is the【C6】______of the day. Whenever pressures from work, family, friends and community mount, many people consider sleep the least【C7】______item on the agenda. "In our society, you’re considered dynamic if you say you only need 5.5 hours’ sleep. If you say you’ve got to get 8.5 hours, people think you lack【C8】______and ambition."
To assess the【C9】______of sleep deficit, researchers have put subjects through a set of psychological and performance tests. "We’ve found that if you’re sleep-deprived, performance【C10】______says Dr.
David. "Short-term memory is impaired, as are abilities to make decisions and to concentrate."
A)consequences B)complexity C)ingenious D)dramatically
E)suffers F)tracked G)realize H)expensive
I)slightly J)traced K)detaches L)vigorous
M)inspiration N)accounts O)drive [br] 【C9】
选项
答案
A
解析
the…of结构表明此处需填入名词。由后文We’ve found that…可知,研究专家做试验的目的是为了知道睡眠不足的后果,consequences指不太好的后果,故为正确答案。
转载请注明原文地址:https://tihaiku.com/zcyy/2923441.html
相关试题推荐
[originaltext]Expertspredictninebillionpeoplewillliveonourplanetb
[originaltext]Expertspredictninebillionpeoplewillliveonourplanetb
[originaltext]Expertspredictninebillionpeoplewillliveonourplanetb
[originaltext](13)Inrecentyears,thedeathrateamongAmericancentenari
[originaltext](13)Inrecentyears,thedeathrateamongAmericancentenari
[originaltext](13)Inrecentyears,thedeathrateamongAmericancentenari
Gulliverhasafriendwhorecentlygaveuphisjobtostudyfor"TheKnowled
Gulliverhasafriendwhorecentlygaveuphisjobtostudyfor"TheKnowled
Untilrecently,themedicalcommunitybelievedthatmosthearinglosswasca
Untilrecently,themedicalcommunitybelievedthatmosthearinglosswasca
随机试题
Likemanyconceptsinsocialpsychology,aggressionhasmanydefinitions,ev
Asimplecomputerprogramthatteacheschildrentodistinguishbetweensound
Ithasbeensaidthateveryonelivesbysellingsomething.Inthelightoft
资料 按照年度审计项目计划的安排,2016年1月,某省审计厅派出审计组对省属
下列哪项是专家系统的特征?A.使用电子邮件发送和批准采购请求。 B.订单一发出
大肠没有重要的消化活动,其功能主要是吸收水分和盐类。( )
七情内伤,易伤肾的是( )。A.惊 B.怒 C.喜 D.恐 E.悲
某家电企业联盟,以甲乙丙三家企业为核心层,以这三家企业的供应商为外围层成员企业间
A.燥湿止泻 B.引火归元 C.理气和胃 D.下气消痰 E.杀虫止痒肉桂
财政支出绩效评价的主体是()A.政府及财政部门 B.各级人民代表大会 C
最新回复
(
0
)