首页
登录
职称英语
The normal human daily cycle of activity is of some 7~8 hours’sleep alternat
The normal human daily cycle of activity is of some 7~8 hours’sleep alternat
游客
2025-04-05
28
管理
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. [br] 【C5】
选项
A、takes
B、spends
C、demands
D、asks
答案
A
解析
此处应选择A。固定句型It takes sb.some time to do sth.的意思是“某人花费时间做某事”。根据句子可知,应选择takes。
转载请注明原文地址:https://tihaiku.com/zcyy/4027312.html
相关试题推荐
Thenormalhumandailycycleofactivityisofsome7~8hours’sleepalternat
Thenormalhumandailycycleofactivityisofsome7~8hours’sleepalternat
Thenormalhumandailycycleofactivityisofsome7~8hours’sleepalternat
Thenormalhumandailycycleofactivityisofsome7~8hours’sleepalternat
Thenormalhumandailycycleofactivityisofsome7~8hours’sleepalternat
Thenormalhumandailycycleofactivityisofsome7~8hours’sleepalternat
LovewasintheairinaTokyoparkasnormallystaidJapanesehusbandsgathered
Smugglingisa______activitywhichmightbringdestructiontooureconomy,there
Thetiesthatbindustogetherincommonactivityareso______thattheycandi
Shehadsome______ideathatIwaspoisoningher.A、imaginativeB、abnormalC、subj
随机试题
WhatisthecurrenttopicofcommoninterestamongtheveryrichinAmerica?[br
Ifyouwerelikemostchildren,youprobablygotupsetwhenyourmothercalle
网络地址和端口翻译(NAPT)用于(请作答此空),这样做的好处是()
交通系统特点具有()。A.整体性 B.相关性 C.目的性 D.环境适
2013年6月,与天弘赠利宝货币基金对接的()产品推出,规模及客户数迅速爆
A.寒甚生热B.阴阳相错,而变由生也C.阴在内,阳之守也D.阳胜则阴病E.重阴必
女性,45岁。有轻度甲状腺机能亢进病史2年,并患有支气管哮喘,合用下列药物半年,
求助者一般资料:母林,女,19岁,高中学生,班长。 求助问题:因为理科成绩很
三棱的功效是A.破血消癥,通经 B.活血止痛,消肿生肌 C.破血行气,消积止
在货币供应量M0、M1、M2和M3的层次划分中,流动性最强的是( )。A.M0
最新回复
(
0
)