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
3
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
[originaltext]W:Ihaven’tseenyouhereforacoupleweeks.Haveyoustoppede
Parents’Homework:FindPerfectTeachersforKidsTomiHall
Lipstickplaysanimportantroleinsexual【C1】______andcanevenprotectthe
Directions:Forthispart,youareallowed30minutestowriteacompositionon
Spaceisadangerousplace,notonlybecauseofmeteors(流星)butalsobecauseof
洞室围岩变形与破坏的形式多种多样,主要的形式包括()。A.坚硬完整岩体的脆
阅读材料.根据要求完成教学设计。 材料: 图示为某高中物理教材“欧姆定律”一
《金融产品和服务零售领域的客户适当性》指出,适当性是指“金融中介机构提供的金融产
环孢菌素作用于A.巨噬细胞 B.补体细胞 C.白细胞 D.T细胞 E.B
根据下列资料回答问题。 以下说法错误的是()。A.2010年3月的零售
最新回复
(
0
)