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Most people who travel long distance complain of jetlag. Jetlag makes business travelers less productive and more prone 【C1】____
Most people who travel long distance complain of jetlag. Jetlag makes business travelers less productive and more prone 【C1】____
admin
2019-06-10
25
问题
Most people who travel long distance complain of jetlag. 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-jetlag system is【C8】______that is based on proven【C9】______pioneering scientific research. Dr. Martin Moore Ede had【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】______travel plans.
Data on a specific flight itinerary 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【C20】______for a range of activities such as reading, watching TV or working.
【C19】
选项
A、or
B、but
C、and
D、while
答案
A
解析
考查逻辑关系。原文在该句中表现的是一种并列的假设关系,因此应该选用A.or。
转载请注明原文地址:https://kaotiyun.com/show/AfnZ777K
0
考研英语一
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