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
2024-04-13
29
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/3553533.html
相关试题推荐
Inrecentyears,wehaveallwatchedtheincreasingcommercializationofthe
Inrecentyears,wehaveallwatchedtheincreasingcommercializationofthe
[originaltext]W:Hi,Scott,haveyouheardaboutDianarecently?M:No,Ihave
[originaltext]W:Hi,Scott,haveyouheardaboutDianarecently?M:No,Ihave
[originaltext]Theworldhasbecomenoisierplace,sayexpertsattheLibrar
[originaltext]Theworldhasbecomenoisierplace,sayexpertsattheLibrar
Inrecentyears,mostcompaniesareinclinedtohirethepeoplewithhighdiplom
[originaltext]Inthecaseofmobilephones,changeiseverything.Recentre
[originaltext]Inrecentyears,manyAmericansofbothsexesandvariousage
[originaltext]Inrecentyears,manyAmericansofbothsexesandvariousage
随机试题
Yourgradewillbebasedinlargepartontheoriginalityofyourideas.A、creati
[originaltext]M:Goodafternoon.I’dliketospeaktoMr.Clark,please.Thisi
Smokingisverypopularwithpeople.【C1】______ofthesmokersbelievethats
Untilrecently,themedicalcommunitybelievedthatmosthearinglosswasca
桁架结构形式与荷载均已知。结构中杆件内力为零的杆件数为: A.0根 B.
正常人第1秒用力呼气量约为用力肺活量的A.80% B.50% C.70%
患者,男,32岁,腰痛3个月,既往无腰痛病史和外伤史,长期久坐后渐感腰痛,右侧为
李某2012年7月取得的下列收入中,免征个人所得税的是()。A:个人提取原提存的
银行承兑汇票的承兑银行,应当按照票面金额向出票人收取()的手续费。A:千分之一
与病例对照研究比较,队列研究最显著的优点是A.节省人力、物力 B.用于探讨疾病
最新回复
(
0
)