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 (喷气飞行时差反应). Jetlag makes business travelers less productive and more pr
admin
2013-04-08
68
问题
Most people who travel long distances complain of jetlag (喷气飞行时差反应). Jetlag makes business travelers less productive and more prone 【C1】______ making mistakes. It is 【C2】______ caused by disruption (破坏) 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】______ day-light 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-jetlag system is 【C8】______ that is based on 【C9】______ pioneering scientific research. Dr. Martin Moore-Ede has 【C10】______ a practical strategy to adjust the body clock much sooner to the new time zone 【C11】______ 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】______ travel 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 weather is bad, 【C19】______ you are on an aeroplane, you can use a special light device to provide the necessary light stimulus for a 【C20】______ 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
考查连词的使用。While表示“在……过程中”。此句意为:时差反应的症状会持续几天,而在此期间,身体会慢慢调节以适应新的时区。
转载请注明原文地址:https://kaotiyun.com/show/Jyr7777K
0
大学英语四级
相关试题推荐
A、Newtechnologyisbeingemployed.B、Advertisementsarebeingwidelyused.C、Newdesignsarebeingadopted.D、Moresyntheticma
A、Thepeoplewhohadnohobbiesintheirownculture.B、Thepeoplewhowerenotactiveandsuccessfulintheirownculture.C、Th
InformedpublicdebatecriticaltofutureofgenomicmedicineJustmentioning"stem-cellresearch"or"genomicmedicine"can
Whatdoestheauthormeanby"’Family’isofcourseanelasticword"?Everythingisdecidedinafamily______.
A、Makeposters.B、Studytheirplan.C、Answerquestions.D、Writeaspeech.D此题为判断题。女士最后说让男士尽快写出一篇演讲稿,由此可以判断男士晚上最可能在写演讲稿。
A、Shesawanad.inthenewspaper.B、Shelearnedaboutitfromafriend.C、Sheheardaboutitduringatelevisioninterview.D、S
A、Tofindouthowclevermonkeyswere.B、Totesttheintelligenceofdifferentanimals.C、Totellthedifferencebetweenmanand
Thepassagemainlyaimstoidentifythatnanotechmaydopotentialdamagetoourhealthandenvironment.DaveRejeskithinksth
LandfilisYouhavejustfinishedyourmealatafastfoodrestaurantandyouthrowyouruneatenfood,foodwrappers,drinkc
A、Driverstobe.B、Trafficregulationmakers.C、Licenseexaminers.D、Policemen.A本文讲述的是取得驾驶执照要经过的一系列测试,听话人应该是想要学车的人们,而不是traffic
随机试题
子宫脱垂的非手术治疗方法包括________、________、________。
糖皮质激素采用隔日疗法可避免
王先生,65岁,高血压8年。病人睡眠中突感极度胸闷、气急、大汗、咳嗽、咳痰带血,端坐呼吸,BP180/110mmHg,HR110次/分。该病人长期血压增高容易引起哪些脏器的并发症
危重病人病情恶化的最主要指征是
A市甲企业委托B市乙企业加工一批应税消费品,该批消费品应缴税款应由乙企业向B市税务机关解缴。( )
12,3,4,2,2,1,()。
磷酸铁(FePO4.2H2O难溶于水的米白色固体)可用于生产药物、食品添加剂和锂离子电池的正极材料,实验室可通过下列实验制备磷酸铁。向滤液中加入一定量H2O2氧化Fe2+。为确定加入H2O2的量,需先用K2Cr2O7标准溶液滴定滤液中的Fe2+,离子方
过去十年,地产一直是民间大额财富主要配置对象,经济也依靠地产黄金十年和基建投资实现腾飞。但伴随行业供过于求、政策收紧以及经济结构转型,地产黄金十年荡然无存。《每日经济新闻》记者注意到,平安证券研报称,1998年取消住房实物分配以来,中国商品房市场
G={(x,y)|x2+y2≤r2}是以原点为圆心,半径为r的圆形区域,而随机变量X和Y的联合分布是在区域G上的均匀分布.试确定随机变量X和Y的独立性和相关性.
ThelargepopulationsandimpressiveculturalachievementsoftheAztecs,theMayas,andtheIncascouldnothavecomeaboutwit
最新回复
(
0
)