首页
登录
职称英语
The normal human daily cycle of activity is some 7-8 hours’ sleep alternatio
The normal human daily cycle of activity is some 7-8 hours’ sleep alternatio
游客
2024-10-07
0
管理
问题
The normal human daily cycle of activity is some 7-8 hours’ sleep alternation with some 16-17 hours’ wakefulness and that the sleep normally coincides(1)_____ the hours of darkness. Our present concern is how easily and to what extent this(2)_____ can be modified.
The question is not merely an academic one. The ease with which people can change from working in the day to working at night is a(3)_____ of growing importance in industry where automation (4)_____ round-the-clock working of machines. It normally(5)_____ from five days to one week for a person to adapt to a(6)_____ routine of sleep and wakefulness,(7)_____ during the day and working at night.(8)_____, it is often the case in industry that shifts are changed every week. This (9)_____ that no sooner has he got used to one routine(10)_____ he has to change to another, (11)_____ much of his time is spent neither working nor sleeping very(12)_____.
One answer would seem to be(13)_____ periods on each shift, a month, or(14)_____ three months.(15)______, recent research has shown (16)_____ people on such systems will go back to their(17)_____ habits of sleep and wakefulness during the weekend and that this is quite enough to destroy any(18)_____ to night work built up during the week. The only real solution appears to be to(19)_____ the night shift to those permanent night workers whose(20)_____ may persist through all week-ends and holidays. [br] (16)
选项
A、that
B、how
C、what
D、when
答案
A
解析
分析句子结构,空格所在处在has shown之后.因此推断为宾语从句.该从句的主谓结构完整,且为陈述句,因此选that。
转载请注明原文地址:https://tihaiku.com/zcyy/3790127.html
相关试题推荐
Thenormalhumandailycycleofactivityissome7-8hours’sleepalternatio
Thenormalhumandailycycleofactivityissome7-8hours’sleepalternatio
Thenormalhumandailycycleofactivityissome7-8hours’sleepalternatio
Thenormalhumandailycycleofactivityissome7-8hours’sleepalternatio
Thenormalhumandailycycleofactivityissome7-8hours’sleepalternatio
Thenormalhumandailycycleofactivityissome7-8hours’sleepalternatio
Thenormalhumandailycycleofactivityissome7-8hours’sleepalternatio
Thenormalhumandailycycleofactivityissome7-8hours’sleepalternatio
Thenormalhumandailycycleofactivityissome7-8hours’sleepalternatio
Thenormalhumandailycycleofactivityissome7-8hours’sleepalternatio
随机试题
Fromchildhoodtooldage,wealluselanguageasameansofbroadeningour
Scientistsresearchinghypnosishaveuncoveredevidencethatcounte
Amoment’sdrillingbythedentistmaymakeusnervousandupset.Manyofus
商标具有以下功能:()A.区别功能 B.广告功能 C.显著功能 D.经
下列地层中,透水性最强的是( )。A.河漫滩沉积 B.含大量有机质的淤泥
我国《证券法》《基金法》规定,非公开募集投资者人数不得超过( )A.200人
C这是一道"5+1"题型的图形推理题,规律类别为数量关系。仔细地比较题干中给出的左边5个图形,不难发现,左边5个图形,每个小图都由2种图形组成,依据这一规律,选
从所给的四个选项中,选择最合适的一个填入问号处,使之呈现一定的规律性:
医患关系的发展趋势是A.商品化、物化、平等化 B.非物化、平等化、法律化 C
关于敏感系数的说法,正确的是()。A.敏感度系数可以用于对敏感因素敏感性程
最新回复
(
0
)