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
2024-04-17
15
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] 【B10】
选项
答案
comparisons
解析
根据空格所在位置可知,空格处应填入名词(词组)。结合录音可填入comparisons,意为“对照”。
转载请注明原文地址:https://tihaiku.com/zcyy/3558452.html
相关试题推荐
推行各种便民措施(convenience-for-peoplemeasures)是城镇化重要的一步。一方面,城镇化不是简单地把农村居民迁移到城市,而是
Howmanytimeshaveyouheardtheexpressionthatmostpeoplespendmoretim
Howmanytimeshaveyouheardtheexpressionthatmostpeoplespendmoretim
Howmanytimeshaveyouheardtheexpressionthatmostpeoplespendmoretim
Careforchildrenandolderpeoplehasrecentlyhittheheadlines.Governmen
Careforchildrenandolderpeoplehasrecentlyhittheheadlines.Governmen
Careforchildrenandolderpeoplehasrecentlyhittheheadlines.Governmen
Nevermindthefighttogetpeopletoopentheirwalletsintherecession—so
Nevermindthefighttogetpeopletoopentheirwalletsintherecession—so
Nevermindthefighttogetpeopletoopentheirwalletsintherecession—so
随机试题
[originaltext]W:WhatisthemostpopularcomicpresentlyinJapan?Whydoyou
【B1】[br]【B4】[originaltext]Italiansareknownforthemandtheoriessuggestt
某隧道一段区域内最低亮度为52cd/m2,该区域平均亮度为60cd/m2;隧道路
(2019年真题)证券自营业务主要的投资对象,包括()。 Ⅰ.股票 Ⅱ.债券
溶原性细菌是指A.带有F因子的细菌B.带有毒性噬菌体的细菌C.带有前噬菌体的细菌
变电站站内场地设计标高宜()或局部()站外自然地面,以满足站内场地排水要
交通安全管理工作主要有( )A.对城乡道路交通实行管理 B.预防和查处交通事
下列属于消极型组合管理策略的是()。A:努力与大盘指数收益持平B:努力超越大盘
A.心 B.肝 C.脾 D.肺 E.肾所谓“气之根”是指
(2017年真题)下列各项中,影响企业资产负债表日存货可变现净值的有( )。A
最新回复
(
0
)