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
The normal human daily cycle of activity is of some 7~8 hours’sleep alternation with some 16—17 hours’ wakefulness and that the
The normal human daily cycle of activity is of some 7~8 hours’sleep alternation with some 16—17 hours’ wakefulness and that the
admin
2021-06-15
29
问题
The normal human daily cycle of activity is of some 7~8 hours’sleep alternation with some 16—17 hours’ wakefulness and that the sleep normally coincides【C1】______the hours of darkness. Our present concern is with how easily and to what extent this【C2】______can be modified.
The question is no mere academic one. The ease with which people can change from working in the day to working at night is a【C3】______of growing importance in industry where automation【C4】______round-the-clock working of machines. It normally【C5】______form five days to one week for a person to adapt to a【C6】______routine of sleep and wakefulness, sleeping during the day and working at night.【C7】______, it is often the case in industry that shifts are changed every week. This means that no sooner has he got used to one routine【C8】______he has to change to another,【C9】______much of his time is spent neither working nor sleeping very【C10】______. One answer would seem to be【C11】______periods on each shift, a month, or even three months.【C12】______recent research has shown that people on such systems will revert to go back to their【C13】______habits to sleep and wakefulness during the weekend and that this is quite enough to destroy any【C14】______to night work built up during the week. The only real solution appears to be to hand over the night shift to those permanent night workers whose【C15】______may persist through all weekends and holidays.
【C9】
选项
A、though
B、so that
C、while
D、as
答案
B
解析
此处应选择B。此句话的意思是:他刚适应种工作规律就又得转向另外种工作规律,因此,大部分时间,既没有用于有效工作也没有用于有效休息。其他三项都不符合题意。
转载请注明原文地址:https://kaotiyun.com/show/WVTO777K
0
考博英语
相关试题推荐
Thoughnotbiologicallyrelated,friendsareas"related"asfourthcousins,sharingabout1%ofgenes.Thatis【C1】______astudy
Childreninschoolare______intogrades,accordingtohowmuchtheyknow.
The______ofasociety,club,etc,aretherecordsofitsdoings,especiallyaspublishedeachyear.(2005年春季电子科技大学考博试题)
Thedegreeofeconomicgrowthisan______ofthelevelofliving.(2002年武汉大学考博试题)
Thecompanywill______toitsagreement,nomatterhowcostlytheprocessmaybe.(2002年中国人民大学考博试题)
Thereiscurrentlyabroadanewwaveofappreciationforbreadthofknowledge.Curriculaatuniversitiesandcollegesandprogra
Ifyouintendusinghumorinyourtalktomakepeoplesmile,youmustknowhowtoidentifysharedexperiencesandproblems.Your
Theweightofplasticwastecloggingtheworld’soceansthreatenstoexceedallfishby2050iftheworld’sseeminglyinsatiable
Languagelearningbeginswithlistening.Individualchildrenvarygreatlyintheamountoflisteningtheydobeforetheystarts
Doyouenjoylisteningtorecords?Ifindrecordsareoften______orbetterthananactualperformance.
随机试题
下列可选项中,都是硬件的是________________。
A.Na+通道B.K+通道C.Cl-通道D.Ca2+通道E.非特异性阳离子通道γ氨基丁酸促离子型受体是一种
既能解毒消痈,又能凉血止血的药物是
(2008年)图5—48所示为三角形单元体,已知ab、ca两斜面上的正应力为σ,剪应力为零。在竖直面bc上有()。
投标报价应由()以及采用固定价格的风险金等组成。
下列关于实际执行的重要性的说法中,错误的是()。
有人急躁易怒,有人活泼好动,有人安静沉稳,有人胆小扭捏,这是个体心理特征中()的表现。
下列哪种学习属于概念的学习?()
简述科尔伯格的道德发展阶段理论。
Completethenotesbelow.UseNOMORETHANTHREEWORDSforeachanswer.PointsthatLouisemakesaboutEurail:easy
最新回复
(
0
)