首页
登录
职称英语
Throughout history man has observed such natural cycles as the rising and se
Throughout history man has observed such natural cycles as the rising and se
游客
2023-08-13
14
管理
问题
Throughout history man has observed such natural cycles as the rising and setting of the sun, the ebb and flow of the ocean tides, and the changes of the seasons. The【C1】______nature of these events provided people with a measure of【C2】______about things to come and give them reason to reflect on their past and plan for their future. The regularity of such social activities as work hours, meal times, and holiday schedules【C3】______the extent to which human activity itself is organized in cycles.
Recently,【C4】______effort has been spent investigating the effect of various biological rhythms in the human body.【C5】______, interest in these rhythms at least in part results from man’s basic desire to predict future behavior.
The human body【C6】______a number of repeatable rhythms: heartbeats, breathing rates, brain waves and other physiological processes within the human machine.
Scientists studying rhythms in humans have measured sleep patterns and attention【C7】______over periods of several days, and have【C8】______the fact that the cycles exist and exert effects on physiological and sociological behavior. A common example is jet lag. A person’s traveling in the east-west direction across time zones【C9】______his sleep cycles—it may take several days to return to the【C10】______cycle or to readjust to a new one.
A)indicates E)considerable I)Certainly M)security
B)demonstrated F)upsets J)Thankfully N)exhibits
C)verifying G)disappoints K)spans O)limits
D)normal H)periodic L)gorgeous [br] 【C7】
选项
答案
K
解析
空格处应填的是名词,与attention搭配,而且还跟sleep patterns一起作have measured的宾语。attention spans是常用的固定搭配,意思是“注意力集中时间”。
转载请注明原文地址:https://www.tihaiku.com/zcyy/2921486.html
相关试题推荐
Throughouthistorymanhasobservedsuchnaturalcyclesastherisingandse
Throughouthistorymanhasobservedsuchnaturalcyclesastherisingandse
Throughouthistorymanhasobservedsuchnaturalcyclesastherisingandse
Throughouthistorymanhasobservedsuchnaturalcyclesastherisingandse
Throughouthistorymanhasobservedsuchnaturalcyclesastherisingandse
Itisclearthathumanhistorywillend;theonlymysteryiswhen.Itisals
Itisclearthathumanhistorywillend;theonlymysteryiswhen.Itisals
[originaltext]Milkwasabasicfoodofmanlongbeforehistorywaswritten.
[originaltext]Milkwasabasicfoodofmanlongbeforehistorywaswritten.
[originaltext]Milkwasabasicfoodofmanlongbeforehistorywaswritten.
随机试题
For-5[img]2014m5x/ct_egreqj_egreqjs_0024_20132[/img]x<15,x=_____xcouldbea
AshecollectedfossilsfromstratathroughoutEngland,Smithbegantoseet
A.甘露消毒丹 B.紫雪丹 C.导赤丹 D.清瘟败毒饮 E.清解透表汤手
可用于泄泻,利小便以实大便的药物是A通草 B车前子 C海金沙 D菌陈蒿
苷类指的是A.糖与苷元通过糖的2位碳原子连接而成的化合物 B.糖与苷元通过糖的
李娟,初二学生,学习成绩在班里属于中等水平。一直以来父母对她管教都非常严厉,但是
首创融理、法、方、药于一体的医书是A.《黄帝内经》 B.《五十二病方》 C.
某企业现有甲、乙两个部门,其2019年度相关财务数据如表所示。假设没有需要调
20岁自述孕两个月,昨晚下腹坠痛伴阴道出血,今晨血量增多,感心慌头晕,在家昏倒急
肺炎支原体肺炎临床特点,正确的是A.小婴儿多见 B.多无发热 C.剧烈咳嗽突
最新回复
(
0
)