Doyoufindgettingupinthemorningsodifficultthatit’spainful?ThismightbecalledlazinessbutDr.Kleitmanhasanewexplanation.Hehasprovedthateveryonehasadailyenergycycle.Duringthehourswhenyoulaborthroughyo

　　Doyoufindgettingupinthemorningsodifficultthatit’spainful?ThismightbecalledlazinessbutDr.Kleitmanhasanewexplanation.Hehasprovedthateveryonehasadailyenergycycle.

　　Duringthehourswhenyoulaborthroughyourworkyoumaysaythatyou’re“hot”that’strue.Thetimeofdaywhenyoufeelmostenergeticiswhenyourcycleofbodytemperatureisatitspeak(最高峰).Forsomepeoplethepeakcomesduringtheforenoon.Forothersitcomesintheafternoonorevening.Noonehasdiscoveredwhyitissobutitleadstosuchfamiliarmonologues(自言自语)as:“GetupJohn!You’llbelateforworkagain!”thepossibleexplanationtothetroubleisthatJohnisathistemperature—and—energypeakintheevening.Muchfamilyquarrellingendswhenhusbandsandwivesrealizewhattheseenergycyclesmeanandwhichcycleeachmemberofthefamilyhas.

　　Youcan’tchangeyourenergycyclebutyoucanlearntomakeyourlifefititbetter.HabitcanhelpDr.Kleitmanbelieves.Maybeyou’resleepyintheeveningbutfeelyoumuststayuplateanyway.Counteract(对抗)yourcycletosomeextentbyhabituallystayinguplaterthanyouwantto.Ifyourenergyislowinthemorningbutyouhaveanimportantjobtodoearlyinthedayrisebeforeyourusualhour.Thiswon’tchangeyourcyclebutyou’llgetupsteamandworkbetteratyourlowpoint.

　　Getofftoaslowstartwhichsavesyourenergy.Getupwithaleisurelyyawn(呵欠)andstretch.Sitontheedgeofthebedaminutebeforeputtingyourfeetonthefloor.Avoidthetroublesomesearchforcleanclothesbylayingthemoutthenightbefore.Wheneverpossibledoroutineworkintheafternoonandsavetasksrequiringmoreenergyorconcentrationforyoursharperhours.

　　Ifapersonfindsgettingupearlyaproblemmostprobably______.

　　A．heisalazyperson

　　B．herefusestofollowhisownenergycycle

　　C．heisnotsurewhenhisenergyislow

　　Dheisathispeakintheafternoonorevening

　　Whichofthefollowingmayleadtofamilyquarrelsaccordingtothepassage?

　　A．Notknowingabouttheenergycycle

　　B．Familiarmonologues

　　C．Achangeinafamilymember’senergycycle

　　D．Attemptstocontroltheenergycycleofotherfamilymembers

　　Ifonewantstoworkmoreefficientlyathislowpoin