首页
登录
职称英语
More and more people are taking their tablet computers to bed to surf the we
More and more people are taking their tablet computers to bed to surf the we
游客
2024-04-16
36
管理
问题
More and more people are taking their tablet computers to bed to surf the web or check Facebook or e-mails before【B1】_____ the light. But using tablets like iPad just before bed can lead to a poor night’s sleep, according to research.
Researchers are warning that the blueish light their screens【B2】______can stop users getting a good night’s sleep. That is because this type of light mimics daylight, convincing the brain that it is still daytime. Blue light【B3】_____ production of a brain chemical called melatonin, which helps us fall sleep. This is because our brains have【B4】_____to be wakeful during daylight hours. By contrast, light which is more orange or red in tone does not restrain melatonin production, perhaps because our brains recognize it as a【B5】_____that the day is ending.
Neurologists have known for years that【B6】_____ screens late in the evening can disrupt sleep. Researchers at the Lighting Research Centre say: "Although turning off devices at night is the【B7】_____ solution, it is recommended that if these devices are used at night displays are dimmed as much as possible and that the time spent on them before bed should be【B8】_____." They drew their conclusions after measuring melatonin levels in 13 volunteers, after they had spent time【B9】_____iPads at full brightness at a distance of 10 inches, for two hours.
However, these studies tend to be【B10】_____of those with chronic sleep disruption, such as long term shift workers, with those who have normal sleep patterns. [br] 【B8】
选项
答案
limited
解析
根据空格所在位置及句意可知,空格处应填入动词(词组)的过去分词形式构成被动语态。结合录音可填入limited,意为“被限制”。
转载请注明原文地址:https://tihaiku.com/zcyy/3558450.html
相关试题推荐
Careforchildrenandolderpeoplehasrecentlyhittheheadlines.Governmen
Careforchildrenandolderpeoplehasrecentlyhittheheadlines.Governmen
Careforchildrenandolderpeoplehasrecentlyhittheheadlines.Governmen
Nevermindthefighttogetpeopletoopentheirwalletsintherecession—so
Nevermindthefighttogetpeopletoopentheirwalletsintherecession—so
Nevermindthefighttogetpeopletoopentheirwalletsintherecession—so
[originaltext]Everyyear,peopleinAmericauseenergyequaltoover30mil
[originaltext]Peoplewritetoaskmeifthere’scorrelationbetweenacademi
[originaltext]Peoplewritetoaskmeifthere’scorrelationbetweenacademi
TheMostImportantSkillsforModernPeople1.随着科技的发展,现代人的技能也随之变化2.有人认为外语、计算机等技
随机试题
Forthefirsttime,wefound____thatallowustoconnectthefirstphaseofhuma
Telecommuting—substitutingthecomputerforthetriptothejob—hasbeenhai
我们要发展文化艺术、新闻出版、广播电影电视、档案等事业,繁荣发展哲学社会科学,倡导全民阅读。Wewilldevelopcultureandarts,
HappinessandSadnes
偏心荷载作用下确定基底尺寸时,要求基底最大压力满足Pxmx≤f。。
妊娠期发现臀位,下列处理哪项正确A.24周时进行胸膝卧位 B.28周时行外倒转
糖尿病患者最常见的是A.尿量少,比密升高B.尿量多,比密低C.尿量多,比密高D.
左图给定的是正方体纸盒,下面哪项可能是其正确的外表面展开图? A.如上图所示
目前我国个人住房贷款中的( )制度,使借款人承担了一定的利率风险,导致了借款人
建筑工程一切险的保险期终止时间可能是()日。A.工程动工 B.全部工程验收合格
最新回复
(
0
)