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
2024-04-07
57
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 6) 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:http://tihaiku.com/zcyy/3544407.html
相关试题推荐
RisingInequalityIsHoldingBacktheU.S.Economy[A]Inannoun
RisingInequalityIsHoldingBacktheU.S.Economy[A]Inannoun
RisingInequalityIsHoldingBacktheU.S.Economy[A]Inannoun
RisingInequalityIsHoldingBacktheU.S.Economy[A]Inannoun
RisingInequalityIsHoldingBacktheU.S.Economy[A]Inannoun
RisingInequalityIsHoldingBacktheU.S.Economy[A]Inannoun
RisingInequalityIsHoldingBacktheU.S.Economy[A]Inannoun
Thelevelofdiscriminationhasvariedenormouslyinthehistoryofhumanso
Thedestructionofournaturalresourcesandcontaminationofourfoodsuppl
Thedestructionofournaturalresourcesandcontaminationofourfoodsuppl
随机试题
[originaltext]MostschoolsintheUnitedStatesreceivemoneyfromfederalp
ThroughaseriesofexperimentsanAmericanscientisthasobtainedanunderst
BerrywasshockedinRiobecause______.[br][originaltext]Jason:Berry,you’r
青年女性,有静脉注射麻醉药物史,高热10余天,偶有咳嗽,少量黄痰,院外静脉滴注青
职业健康安全管理体系与环境管理体系的运行中,由组织的最高管理者对管理体系进行系统
下列哪项是有机磷中毒的主要死因A.呼吸衰竭 B.肾功衰竭 C.心力衰竭 D
国民经济核算体系中,产品是生产活动的成果。根据产品的形态把产品可以分为货物和(
影响企业生产能力大小的主要要素有()。A:固定资产的数量 B:产品市场占有率
2010年,广州市实现地区生产总值(GDP)10604.48亿元,按可比价格计
A.肛栓 B.含漱剂 C.透皮贴剂 D.缓控释制剂 E.滴丸/舌下片宜含
最新回复
(
0
)