- 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:(9) - A 、broad
- B 、inclusive
- C 、tentative
- D 、extensive

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【正确答案:D】
根据文意:它(新的抗时差反应办法)是在广泛的、具有开拓性的科研基础上研究出来的,其效果已得到证实。 4个选项中,D. extensive的意思是“广泛的”,extensive scientific research符合英语的搭配习惯,用在句中也与句子意思相合,因此是正确答案。其余三项: A. broad广阔的,宽的,辽阔的;B. inclusive;包括的,包含的;C. tentative试验性的,暂定的,暂时的;均不合文意。

- 1 【完形填空】(1)
- A 、criticized
- B 、appointed
- C 、 commented
- D 、designated
- 2 【完形填空】(4)
- A 、moderate
- B 、normal
- C 、unusual
- D 、extreme
- 3 【完形填空】(7)
- A 、reality
- B 、phenomenon
- C 、 concept
- D 、notice
- 4 【完形填空】(1)
- A 、high
- B 、highly
- C 、sharply
- D 、hardly
- 5 【完形填空】(3)
- A 、multiplies
- B 、totals
- C 、adds
- D 、amounts
- 6 【完形填空】(6)
- A 、soaring
- B 、favorable
- C 、discount
- D 、premium
- 7 【阅读理解B】(5)
- A 、Use commute time
- B 、Make conversations about your artwork a priority
- C 、Read before you fall asleep
- D 、Carry a notepad and pen about
- E 、Take notes whenever ideas come
- 、Talk about yourself as much as possible
- 、Don't underestimate thinking time
- 8 【完形填空】(5)
- A 、retains
- B 、encounters
- C 、possesses
- D 、experiences
- 9 【完形填空】(6)
- A 、diseases
- B 、symptoms
- C 、signs
- D 、defects
- 10 【完形填空】(8)
- A 、adaptable
- B 、approachable
- C 、available
- D 、agreeable
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