完形填空99-01-02-05-07

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1、99年6月Mostpeoplewhotravellongdistancescomplainofjetlag(喷气飞行时差反应).Jetlagmakesbusinesstravelerslessproductiveandmoreprone__61__makingmistakes.Itisactuallycausedby__62__ofyour“bodyclock”-asmallclusterofbraincellsthatcontrolsthetimingofbiological__63__.Thebodyclockisdesign

2、edfora__64__rhythmofdaylightanddarkness,sothatitisthrownoutofbalancewhenit__65__daylightanddarknessatthewrongtimesinanewtimezone.The__66__ofjetlagoftenpersistfordays__67__theinternalbodyclockslowlyadjuststothenewtimezoneNowanewanti-jetlagsystemis__68__thatisbasedonpro

3、ven__69__pioneeringscientificresearch.Dr.MartinMoore-Edehas__70__apracticalstrategytoadjustthebodyclockmuchsoonertothenewtimezone__71__controlledexposuretobrightlight,Thetimezoneshiftiseasytoaccomplishandeliminates__72__ofthediscomfortofjetlag.Asuccessfultimezoneshift

4、dependsonknowingtheexacttimetoeither__73__oravoidbrightlight.Exposuretolightatthewrongtimecanactuallymakejetlagworse.Theproperschedule__74__lightexposuredependsagreatdealon__75__travelplans.Dataonaspecificflightitinerary(旅行路线)andtheindividual’ssleep__76__areusedtoprod

5、uceaTripGuidewith__77__onexactlywhentobeexposedtobrightlight.WhentheTripGuidecalls__78__brightlightyoushouldspendtimeoutdoorsifpossible.Ifitisdarkout-side,ortheweatherisbad,__79__youareonanaeroplane,youcanuseaspeciallightdevicetoprovidethenecessarylight__80__forarange

6、ofactivitiessuchasreading,watchingTVorworking.1261.A)forB)fromC)toD)of（C）62.A)ruptureB)corruptionC)eruptionD)disruption（D）63.A)actionsB)functionsC)reflectionD)behavior（B）64.A)regularB)formalC)continualD)circular（A）65.A)retainsB)encountersC)possessesD)experiences（B）66.

7、A)diseasesB)symptomsC)signsD)defects（D）67.A)whileB)whereasC)ifD)although（A）1268.A)adaptableB)approachableC)availableD)agreeable（C）69.A)broadB)inclusiveC)tentativeD)extensive（D）70.A)devisedB)recognizedC)scrutinizedD)visualized（A）71.A)atB)throughC)inD)as（B）72.A)mostB)le

8、astC)littleD)more（A）73.A)attainB)shedC)retrieveD)seek（D）74.A)onB)withC)forD)in（C）75.A)uniqueB)specificC)complicatedD)peculia