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
Throughout history man has observed such natural cycles as the rising and setting of the sun, the ebb and flow of the ocean tide
Throughout history man has observed such natural cycles as the rising and setting of the sun, the ebb and flow of the ocean tide
admin
2019-09-18
80
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
【C1】
选项
答案
H
解析
此处填入修饰nature的词,可能是名词、形容词或分词。空格后的these events指的就是第一句提到的natural cycles“自然周期”所表现的现象。因此,空格处应填入含有“循环;周期”意思的词语,故用形容词periodic“周期(性)的”。
转载请注明原文地址:https://kaotiyun.com/show/ZAW7777K
0
大学英语六级
相关试题推荐
苏绣(Suzhouembroidery)是苏州地区刺绣产品的总称,其具体发源地在苏州吴县一带。早在两千多年前的春秋时期,吴国已将刺绣用于服饰。到了明代,绘画艺术的发展推动了刺绣的发展。刺绣艺人结合绘画作品进行再制作,所绣佳作栩栩如生,有“以针作画”之称。
A、TheUnitedStates.B、Massachusettscountryside.C、Britain.D、NewEngland.B
Naturally,inagroupofanimalsasdiverseasthesnakes,andwithsomanyvariedenemies,therearenumerousdefensivereactio
TheHistoryofChineseAmericans[A]ChinesehavebeenintheUnitedStatesforalmosttwohundredyears.Infact,theChines
AstudyconductedbyanAustralianscienceagencyhasdiscoveredsignsthatthecountry’sancientAboriginesmayhavebeenthew
Whyaresomanypeopleunhappyintheirjobs?Therearetwoprimaryreasons.First,somepeopleareconvincedthatearningaliv
GetWhatYouPayFor?NotAlways[A]ThemostexpensiveelectioncampaigninAmericanhistoryisover.ExecutivesacrossAmer
GetWhatYouPayFor?NotAlways[A]ThemostexpensiveelectioncampaigninAmericanhistoryisover.ExecutivesacrossAmer
A、WilliamCarlosWilliams.B、Apoem.C、Ashortstorywriter.D、Itdoesn’tmentioned.A细节题。男士问女士的展示是关于什么的,女士回答WilliamCarlosWill
ReformandMedicalCosts[A]Americansaredeeplyconcernedabouttherelentlessriseinhealthcarecostsandhealthinsurancep
随机试题
Inearlytimes,mostpeopleweretoobusymakingalivingtohavemany______.
衡量社会进步的根本标准是【】
同脏腑没有直接的相互络属关系的是
A.应取得《进口药品注册证》B.应取得《医药产品注册证》C.应取得《进口准许证》D.应取得《药品经营许可证》进口在台湾地区生产的药品
《上市公司重大资产重组管理办法》属于()层级的规定。
财政的可控制性支出是()。
安全生产除了保障人员安全与健康之外,还应避免()。
当导游人员接到旅游者的口头投诉时,必须认真倾听,适时反驳。()
进行各种管理的先行条件和基础是()。
ThelargeAmericanenergyservicecompany,Enron,failedtwoyearsago.IthadbeentheseventhlargestcompanyintheUnitedSt
最新回复
(
0
)