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
16
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] 【B9】
选项
答案
viewing
解析
根据空格前的spent可知,空格处应填入动词(词组)的-ing形式。结合录音可填入viewing,意为“看”。
转载请注明原文地址:https://tihaiku.com/zcyy/3558451.html
相关试题推荐
GrayingPopulationStaysinthePinkA)Elderlypeoplear
GrayingPopulationStaysinthePinkA)Elderlypeoplear
GrayingPopulationStaysinthePinkA)Elderlypeoplear
GrayingPopulationStaysinthePinkA)Elderlypeoplear
GrayingPopulationStaysinthePinkA)Elderlypeoplear
GrayingPopulationStaysinthePinkA)Elderlypeoplear
GrayingPopulationStaysinthePinkA)Elderlypeoplear
Itisgenerallyacknowledgedthatyoungpeoplefrompoorersocioeconomicbac
Iamoneofthemanycitypeoplewhoarealwayssayingthatgiventhechoice
Iamoneofthemanycitypeoplewhoarealwayssayingthatgiventhechoice
随机试题
Serialparentsmaythinkthateachnewsiblingofferstheiroffspringthegi
Sincehesawthatprogramontelevision,hehasbecome_____withphysicalfitne
胃窦胃炎,下列临床表现哪项不正确A.可有消化道出血 B.常与溃疡病同在 C.
下面为一道物理习题及某同学的解答过程。 问题: (1)简述动量守恒定律。
银行或者其他金融机构的工作人员违反规定,为他人出具(),情节严重的,处五年以下
对于一些无利润甚至亏损的企业,经营性现金流也为负,账面价值比较低,此时采用()
甲企业为一家食品加工企业,2019年甲企业发生以下业务: 销售货物一批,开具增
对火灾自动报警系统线路设计施工中的以下问题,选择正确的答案。 下面铜芯绝缘导
锅炉受热面安装程序中,“通球试验与清理”的紧前工序是()。A.设备清点检查
下列材料中,导热系数最小的是材料()。A.金属 B.非金属 C.液体 D
最新回复
(
0
)