PAGE-14-2013高考英语二轮浏览理解（四月）训练（1）及答案AEvenplantscanrunafever,especiallywhenthey’reunderattackbyinsectsordisease.Butunlikehumans,plantscanhavetheirtemperaturetakenfrom3,000feetaway—straightup.Adecadeago,adaptingtheinfrared(红外线)scanningtechnologydevelopedformilitarypurposesandothersatellites,physicistStephenPaleycameupwithaquickwaytotakethetemperatureofcropstodeterminewhichonesareunderstress.Thegoalwastoletfarmerspreciselytargetpesticide(杀虫剂)sprayingratherthanrainpoisononawholefield,whichinvariablyincludesplantsthatdon’thavepestproblems.Evenbetter,Paley'sRemoteScanningServicesCompanycoulddetectcropproblemsbe-foretheybecamevisibletotheeye.Mountedonaplaneflownat3,000feetatnight,aninfraredscannermeasuredtheheatemittedbycrops.Thedataweretransformedintoacolor-codedmapshowingwhereplantswererunning“fevers”.Farmerscouldthenspot-spray,using50to70percentlesspesticidethantheyotherwisewould.ThebadnewsisthatPaley'scompanycloseddowninl984,afteronlythreeyears.Farmersresistedthenewtechnologyandlong-termbackerswerehardtofind.Butwiththerenewedconcernaboutpesticidesonproduce,andrefinementsininfraredscanning,Paleyhopestogetbackintooperation.Agricultureexpertshavenodoubtthetechnologyworks."Thistechniquecanbeusedon75percentofagriculturallandintheUnitedStates",saysGeorgeOertherofTexasA&M.RayJackson,whorecentlyretiredfromtheDepartmentofAgriculture,thinksremoteinfraredcropscanningcouldbeadoptedbytheendofthedecade.ButonlyifPaleyfindsthefinancialbackingwhichhefailedtoobtain10yearsago.41.Plantswillemitanincreasedamountofheatwhentheyare________.A.sprayedwithpesticidesB.facinganinfraredscannerC.inpoorphysicalconditionD.exposedtoexcessivesunrays42.Inordertoapplypesticidesprayingprecisely,wecanuseinfraredscanningto.A.estimatethedamagetothecropsB.drawacolor-codedmapC.measurethesizeoftheaffectedareaD.locatetheproblemarea43.Farmerscansaveaconsiderableamountofpesticideby.A.resortingtospot-sprayingB.consultinginfraredscanningexpertsC.transformingpoisonedrainD.detectingcropproblemsata