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
2017-12-07
43
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 6) disappoints K) spans O) limits
D) normal H) periodic L) gorgeous
【C9】
选项
答案
F
解析
这里同样缺少谓语动词。根据常识可知,跨时区飞行会扰乱人的生物钟,upsets“搅乱,打乱”完全符合句意。limits“限制”在语义上不准确。
转载请注明原文地址:https://kaotiyun.com/show/DaU7777K
0
大学英语六级
相关试题推荐
农民工(migrantworkers)指在城市中从事非农业工作的农业户口(agricultural—registeredresidence)工人。2013年中国的农民工总数达到2.63亿,他们主要就职于建筑业、第三产业和劳动力密集型产业(laborin
青藏铁路(Qinghai-TibetRailway)是西部大开发(WesternDevelopmentProgram)的标志性工程,是中国新世纪四大工程之一。该铁路东起青海西宁,西至西藏拉萨,全长1956公里。新建线路1110公里,于2001年6月2
“西部大开发”(WesternDevelopment)是中国促进经济发展的一项重要政策。自从实行改革开放的政策以来,尤其是中国东南沿海城市的经济特区(specialeconomiczone)设立以来,中国经济发展迅速。然而,由于位置偏远、交通落后、与
AstudyconductedbyanAustralianscienceagencyhasdiscoveredsignsthatthecountry’sancientAboriginesmayhavebeenthew
PeoplewhospendalotoftimesurfingtheInternetaremorelikelytoshowsignsofdepression,BritishscientistssaidonWedn
Indepartmentstoresandclosetsallovertheworld,theyarewaiting.Theiroutwardappearanceseemsratherappealingbecauset
Whenyouthinkaboutthegrowthofhumanpopulationoverthelastcenturyorso,itisalltooeasytoimagineitmerelyasani
GetEnoughSleep—orElse!Agoodnight’ssleepismoreimportanttoyourhealththanyoumayrealize.[A]MeganJoneskne
TheInternetandcellphonesarebringingpeopletogether,not【C1】______usapart—atleast,accordingtoanewsurveyrecentlyby
A、Sheknowsalotaboutactivevolcanoes.B、Sheworksasanassistantfortheprofessor.C、Sheseemsnotveryfamiliarwiththe
随机试题
由创作者所创建,通过一定的发送平台发送到自愿订阅用户的邮箱中的邮件是【】
下面有关口服水合氯醛的描述,哪一项是正确的( )。
紧急停车开关的形状应区别于一般开关,其颜色为()色。
汇编语言程序在计算机中不需要编译,能被直接执行。()
蔬菜是人类不可缺少的食物,它富含人体需要的维生素、矿物质及消化系统所必需的粗纤维等。下列说法中错误的是()。
如果狗患有行为焦虑症,则狗血液里镁离子的含量要高于正常狗。通过口服一种名叫因菲他命的药物,可以有效清除狗血液里的镁离子。因此,口服因菲他命可以用来治疗狗的行为焦虑症。上述论证基于以下哪项假设?
【2017年北京市第81题】某企业共有职工100多人,其中,生产人员与非生产人员的人数之比为4:5,而研发与非研发人员的人数之比为3:5。已知生产人员不能同时担任研发人员,则该企业不在生产和研发两类岗位上的职工有多少人?
nolongerdiffersissuingA.Goodmoney(62)______frombadmoneyB.makeaprofitincoinageby(63)______coinsC.Silvercoins
某公司年终评选优秀员工,张一、王二、李三、赵四是人选的四个候选人。该公司规定的评选条件是:一、有硕士研究生学历;二、岗位业务熟练;三、缺勤不超过两次。现在已知:(1)张一和李三两人中有一人只上过本科。(2)李三和赵四的最后学历相同。(3)王二和赵四岗
HenryFord,thefamousU.S.inventorandcarmanufacturer,oncesaid,"ThebusinessofAmericaisbusiness."Bythishemeantth
最新回复
(
0
)