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 distance complain of jet-lag. Jet-lag makes business travelers less productive and more prone 【21】_
Most people who travel long distance complain of jet-lag. Jet-lag makes business travelers less productive and more prone 【21】_
admin
2010-07-06
47
问题
Most people who travel long distance complain of jet-lag. Jet-lag makes business travelers less productive and more prone 【21】______ making mistakes. It is actually caused by 【22】______ of your "body clock" a small cluster of brain cells that controls the timing of biological 【23】______ . The body clock is designed for a 【24】______ rhythm of daylight and darkness, so that it is thrown out of balance when it 【25】______ daylight and darkness at the "wrong" times in a new time zone. The 【26】______ of jet-lag often persist for days 【27】______ the internal body clock slowly adjusts to the new time zone.
Now a new anti-jet-lag system is 【28】______ that is based on proven 【29】______ pioneering scientific research. Dr. Martin Moore-Ede had 【30】______ a practical strategy to adjust the body clock much sooner to the new time zone 【31】______ controlled exposure to bright light. The time zone shift is easy to accomplish and eliminates 【32】______ of the discomfort of jet-lag.
A successful time zone shift depends on knowing the exact times to either 【33】______ or avoid bright light. Exposure to light at the wrong time can actually make jet-lag worse. The proper schedule 【34】______ light exposure depends a great deal on 【35】______ travel plans.
Data on a specific flight itinerary and the individual’s sleep 【36】______ are used to produce a Trip Guide with 【37】______ on exactly when to be exposed to bright light.
When the Trip Guide calls 【38】______ bright light you should spend time outdoors if possible. If it is dark outside, or the weather is bad, 【39】______ you are on an aeroplane, you can use a special light device to provide the necessary light 【40】______ for a range of activities such as reading, watching TV or working.
【37】
选项
A、directories
B、commentaries
C、instructions
D、specifications
答案
C
解析
directory意为“姓名地址录, 目录”;commentary意为“注释,解说词”;instruction意为“指导,指示,命令”;specification意为“详述,规格,说明书,规范”。显然C项最符合题意。
转载请注明原文地址:https://kaotiyun.com/show/sqDd777K
本试题收录于:
公共英语四级笔试题库公共英语(PETS)分类
0
公共英语四级笔试
公共英语(PETS)
相关试题推荐
Youmaysaythatthebusinessofmarkingbooksisgoingtoslowdownyourreading.【C1】________probablywill.That’soneof
Whoisthepersonbeinginterviewed?
Thestatement"Inmyfridgelessfiftieschildhood,Iwasfedwellandhealthily."suggeststhatWhichofthefollowingphrases
Unliketheprivateenterprisemodel,whichisthefoundationoftheU.S.healthcaresystem,Canadahasahealthcaresystemba
Dollywasonceanawfullylonelysheep.Whenthefamouscloned(ofanexactcopyofaplantoranimalmadebytakingacellfrom
EversinceGregorMendel’sfamousexperimentswithhybridsweetpeas,ithasbeenknownthattheremustbeunitaryelementswit
Wesometimesthinkhumansareuniquelyvulnerabletoanxiety,butstressseemstoaffecttheimmunedefensesofloweranimalsto
Whathascloningbypassed?
AmericanandJapaneseresearchersaredevelopingasmartcarthatwillhelpdriversavoidaccidentsbypredictingwhentheyare
Whathascloningbypassed?
随机试题
A.热肿B.寒肿C.风肿D.湿肿E.痰肿发病急骤,漫肿宣浮的是
能增强抗凝血酶Ⅲ抗凝作用的物质是
下列恶性肿瘤对化疗最敏感的是
工期索赔,一般指()要求延长工期。
下列商品类别中,既属于两用物项和技术进口许可证管理,又属于两用物项和技术出口许可证管理的是:
某投资者以15元/股的价格购入1000股某公司股票,半年后该公司发放1元分红/股,1年后该公司股票价格上升至18元/股,该投资者选择卖出其所持有的股票。在这1年内,该投资者的持有区间收益率为()。
关于EDI,以下______是错误的。
WriteanemailtoMax.Inyouremail,youshould•explainwhichclubyouhavejoined•suggestMaxshouldvisittheclub•say
A、Asportsreporter.B、AnOlympicGamesplayer.C、Aschooldirector.D、Amarathonrunner.C
他带领的军队占领了许多地方,并给这些地域造成了巨大破坏。
最新回复
(
0
)