首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
More and more people are taking their tablet computers to bed to surf the web or check Facebook or e-mails before【B1】_____ the l
More and more people are taking their tablet computers to bed to surf the web or check Facebook or e-mails before【B1】_____ the l
admin
2016-03-29
31
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.
【B7】
选项
答案
ultimate
解析
根据空格所在位置可知,空格处应填入形容词修饰solution。结合录音可填入ultimate,意为“首要的”。
转载请注明原文地址:https://kaotiyun.com/show/OhL7777K
0
大学英语六级
相关试题推荐
Aprofessorstoodbeforehisphilosophyclassandhadsomeitemsinfrontofhim.Whentheclassbegan,wordlessly,hepickedup
Aprofessorstoodbeforehisphilosophyclassandhadsomeitemsinfrontofhim.Whentheclassbegan,wordlessly,hepickedup
A、Hewastakingpicturesofthescenery.B、Hewaswaitingtoattendasecretmeeting.C、Hewasdoinghisjob.D、Theweatherwas
MoreDisastersthanBefore?1.最近人们对自然灾害的报道越来越关注2.因而有不少人认为灾难比以前更多了3.我的看法
VideogameshavebecomeincreasinglypopularinbotharcadesandtheaverageAmericanhome.Peopleofallagesandfromallwalk
VideogameshavebecomeincreasinglypopularinbotharcadesandtheaverageAmericanhome.Peopleofallagesandfromallwalk
随机试题
如图所示的有向图的拓扑序列是()
A.骨髓一个部位增生减低B.非造血细胞正常C.出血与感染的表现突出,常有内脏出血D.出血较轻,一般没有内脏出血E.网织红细胞正常慢性再障的特点是
在铺筑沥青面层前,按规定可以不必洒布的结构层是()。
皮亚杰将个体的认知发展分为以下四个阶段:感知运动阶段、____________、具体运算阶段和形式运算阶段。
一份研究报告指出,为接受研究的3至5岁的孩子准备的一个特殊教育方案提高了他们在今后学校教育中获得成功的可能,因此,对所有的孩子实行类似的教育方案会提高他们在今后学校教育中取得成功的机会。如果以下哪项为真,最能削弱上面的说法?()
下列所有权的取得方法中,为所有权的继受取得的是()。
集合运算,主要是指并、交、差,当用于运算时,要求参加运算的两个关系是( )的,既两个关系( )相同,相应属性取自( )域。
Whatwasthemaintopicoftheseminar?
Birth,marriageanddeath:thesearethegreatesteventsinhumanlife.Manythings,goodandbad,canhappentousinourlives
Losingajobornotbeingabletofindonealmostalwaysbringsunwelcomechanges.Ifyou’velostajob,thefirstfeelingisof
最新回复
(
0
)