- 完形填空
题干:Mostpeoplewhotravellongdistancescomplainofjetlag.Jetlagmakesbusinesstravelerslessproductiveandmoreprone(1)makingmistakes.Itisactuallycausedby(2)ofyour"bodyclock"—asmallclusterofbraincellsthatcontrolsthetimingofbiological(3).Thebodyclockisdesignedfora(4)rhythmofdaylightanddarkness,sothatitisthrownoutofbalancewhenit(5)daylightanddarknessatthe"wrong"timesinanewtimezone.The(6)ofjetlagoftenpersistfordays(7)theinternalbodyclockslowlyadjuststothenewtimezone.Nowanewanti-jetlagsystemis(8)thatisbasedonproven(9)pioneeringscientificresearch.Dr.MartinMooreEdehas(10)apracticalstrategytoadjustthebodyclockmuchsoonertothenewtimezone(11)controlledexposuretobrightlight.Thetimezoneshiftiseasytoaccomplishandeliminates(12)ofthediscomfortofjetlag.Asuccessfultimezoneshiftdependsonknowingtheexacttimestoeither(13)oravoidbrightlight.Exposuretolightatthewrongtimecanactuallymakejetlagworse.Theproperschedule(14)lightexposuredependsagreatdealon(15)travelplans.Dataonaspecificflightitineraryandtheindividual'ssleep(16)areusedtoproduceaTripGuidewith(17)onexactlywhentobeexposedtobrightlight.WhentheTripGuidecalls(18)brightlight,youshouldspendtimeoutdoorsifpossible.Ifitisdarkoutside,ortheweatherisbad,(19)youareonanaeroplane,youcanuseaspeciallightdevicetoprovidethenecessarylight(20)forarangeofactivitiessuchasreading,watchingTVorworking.
题目:(8) - A 、adaptable
- B 、approachable
- C 、available
- D 、agreeable
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参考答案
【正确答案:C】
现在有一种新的抗时差反应的方法可以使用,这种反应系统是已被实践证明的。C. available可得到的,可利用的,如:Chinese commodities available for export are varied.中国可供出口的商品种类繁多。正符合句子意思,正确:其余三项:A. adaptable能适应的,适应能力强的;主要指人而不是指事物。B. approachable可接近的,可与之打交道的;主要指地方或人。如:You’ll find the headmaster a very approachable person.你将会发现校长十分平易近人。D. agreeable令人愉快的,惬意的,欣然同意的;如:agreeable weather宜人的天气:又如:We are all agreeable to do what you suggest.我们都乐意照你的建议去做。
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