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  3. Oversleeping on Saturday after a few weeks of too little shuteye may feel re

Oversleeping on Saturday after a few weeks of too little shuteye may feel re

游客2024-02-20  65
问题     Oversleeping on Saturday after a few weeks of too little shuteye may feel refreshing, but it can give a false sense of security.
    New research shows【S1】______sleep loss cannot be cured that easily. Scientists studied the effects of short- and long-term sleep loss respectively and found that people with long-term sleep loss may function normally soon after waking up, but experience steadily slower reaction times as the day【S2】______on, even if they had tried to catch up the previous night.
    It is work with important safety【S3】______in an increasingly busy society, not just for shift-workers but for the【S4】______one in six Americans who regularly get six hours or less of sleep a night.
    "We know that staying awake 24 hours in a row impairs one’s performance to a level【S5】______to a blood-alcohol content beyond the legal limit to drive," said lead researcher Dr. Daniel Cohen of Boston’s Brigham and Women’s Hospital.
    The National Institutes of Health says adults need seven hours to nine hours of sleep for good health. Regularly getting too little sleep increases the risk of health problems, including memory impairment and a weakened【S6】______system. More immediately, too little sleep affects reaction times；sleepiness is to blame for car【S7】______and other accidents.
    It is【S8】______important for anyone who works "crazy hours" and thinks they are performing fine with a few hours of weeknight sleep, said Shelby Freedman Harris, behavioral sleep-medicine director at New York’s Montefiore Medical Center, who was not【S9】______with the new research. "Don’t think you can just【S10】______on your sleep on the weekend, because it doesn’t work that way," Harris warned.
A) acute F) crush K) wears
B) comparable G) chronic L) complement
C) degrade H) immune M) imparts
D) roughly I) involved N) crashes
E) critically J) bank O) implications [br] 【S5】
选项
答案 B
解析 结构衔接题。空格位于a level和介词to之间，应填入形容词。空格上文提到“连续24个小时不睡觉会影响一个人做事情的表现”，下文义提到“在饮酒过量的情况下开车”，中问由to a level连接，由此可见作者把长时间不睡觉对人的影响和饮酒过量时驾车进行对比，因此选comparable。
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