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
Most people who travel long distances complain of jetlag(喷气式飞行时差反应). Jetlag makes business travelers less productive and more pr
Most people who travel long distances complain of jetlag(喷气式飞行时差反应). Jetlag makes business travelers less productive and more pr
admin
2010-02-26
16
问题
Most people who travel long distances complain of jetlag(喷气式飞行时差反应). Jetlag makes business travelers less productive and more prone【C1】______ making mistakes. It is actually caused by【C2】______ of your "body clock"-a small cluster of brain cells that controls the timing of biological【C3】______ . The body clock is designed for a 【C4】______ rhythm of daylight and darkness, so that it is thrown out of balance when it【C5】______ daylight and darkness at the "wrong" times in a new time zone. The【C6】______ of jetlag often persist for days 【C7】______the internal body clock slowly adjusts to the new time zone.
Now a new anti-jet, lag system is【C8】______ that is based on proven【C9】______ pioneering scientific research. Dr. Martin Moore-Erie has【C10】______ a practical strategy to adjust the body clock much sooner to the new time zone【C11】______ controlled exposure to bright light. The time zone shift is easy to accomplish and eliminates 【C12】______ of the discomfort of jetlag.
A successful time zone shift depends on knowing the exact times to either【C13】______ or avoid bright light. Exposure to light at the wrong time can actually make jetlag worse. The proper schedule【C14】______ . light exposure depends a great deal on【C15】______ . ravel plans. Data on a specific flight itinerary(旅行路线) and the individual’s sleep【C16】______ are used to produce a Trip Guide with【C17】______ on exactly when to be exposed to bright light.
When the Trip Guide calls【C18】______ bright light you should spend time outdoors if possible. If it is dark outside, or the her is bad,【C19】______ you are on an aeroplane, you can use a special light device to provide the necessary light【C20】______ for a range of activities such as reading, watching TV or working.
【C7】
选项
A、while
B、whereas
C、if
D、although
答案
A
解析
选A。 4个备选项作为连词分别为:while(当……时,虽然,但是,然而,尽管);whereas(而,却,反之), if(如果,假使,是不是),although(虽然,即使)。
转载请注明原文地址:https://kaotiyun.com/show/UddK777K
0
大学英语六级
相关试题推荐
Therearemanynewpossibilitiesofwaystolearn,becauseofthesenewtools.______haveincreasedgreatlyinthepastcentur
TheBushadministrationhasagreedtospeedeffortstoprotecttwenty-ninekindsofanimalsandplantsthataremostindangero
Whenyouarepreparingforyourcollegeadventuresabroad,itiseasyenoughtomakesureyougetalltherightformfilledout,
FloodsWaterisoneofthemostusefulthingsonEarth.Wedrinkit,batheinit,cleanwithitanduseittocookfood.Mos
A、It’snotalwaysclearwhypeoplebehaveincertainways.B、Peopleusuallyblameothersfortheirmistakes.C、Certaincondition
A、She’snotaverygoodcook.B、She’sannoyedwiththeman.C、Shedidn’tlikethefoodthemanprepared.D、Shethinksthemansh
Bluetoothischangingsmall-areanetworkingintoawirelessandautomaticconnectionwithnoneedforuserinterventionandlow
Althoughblindrageofhumanbeingisperhapstheresultofsurvivalinstinct,strangelyenough,weseldomtakeitouton______
________________(一个小的问题现已升级为一场危机)goesbeyondeveryone’sexpectations.
A、Byattendingaclass.B、Fromherparents.C、Throughagardeningmagazine.D、Fromherneighbors.AHowdidShirleylearnabouts
随机试题
关于桥粒,哪项错误()
被申请人不按照法律规定提出书面答复、提交当初作出具体行政行为的证据、依据和其他有关材料的,()。
SamandI______friendsuntilhecalledmeacoward.
除了职业特征略有不同外,使用手机上网的网民特征与整体网民的特征相似,但使用手机上网的网民更加明显的集中在【】
A.WhatshouldIdoB.Thankyou,momC.WherehaveyoubeenD.Yes,heisE.WhatwaswrongwithhimF.WereyousickG.Whereis
行政机关或人民法院在审理行政合同纠纷时应注意的问题有()。
检验检测机构对检测合格的施工超重机构和整体提升脚手架、模板等自升式架设设施,应当出具( ),并对检查结果负责。
《中华人民共和国电力法》对电力设施保护区内施工作业的规定中,以下说法错误的是( )。
西欧中世纪大学所设学科一般为()。
按照标识符的要求,下列选项中,()符号不能组成标识符。
最新回复
(
0
)