2022年考研英语(一)真题逐题细解配套外教音频今年英语知识运用部分选自2019年7月11日发表于美国的科学新闻网站LiveScience(生活科学)上的一篇文章，原文标题为"Don'tWasteYourEmotionsonPlants,TheyHaveNoFeelings,GrumpyScientistsSay"(《暴脾气的科学家说，不要把你的感情浪费在植物身上，它们没有感情》)。文章主要围绕“植物是否有意识”展开,阐述了“植物有意识”这一观点出现的背景及其理论支撑，并从两方面对这一观点进行驳斥，说明了“植物不可能有意识”。H1英汉对照[IJOTheideathatplantshavesomedegreeofconsciousnessfirsttookrootintheearly2000s;theterm"plantneurobiologyMwas(1)coinedaroundthenotionthatsomeaspectsofplantbehaviorcouldbe(2)comparedtointelligenceinanimals・❷(3)Thoughplantslackbrains,thefiringofelectricalsignalsintheirstemsandleavesnonethelesstriggeredresponsesthat(4)hintedatconsciousness,researcherspreviouslyreported・[2]OButsuchanideaisuntrue,accordingtoanewopinionarticle.❷Plantbiologyiscomplexandfascinating,butit(5)differssogreatlyfromthatofanimalsthatso-called(6)evidenceofplants9intelligenceisinconclusive,theauthorswrote・[3]❶Beginningin2006,somescientistshave(7)arguedthatplantspossessneuron-likecellsthatinteractwithhormonesandneurotransmitters,(8)forming"aplantnervoussystem,(9)analogoustothatinanimals,saidleadstudyauthorLincolnTaiz.❷"They(10)evenclaimedthatplantshave6brain-likecommandcenters9attheirroottips."[4]❶This(11)perspectivemakessenseifyousimplifytheworkingsofacomplexbrain,(12)reducingittoanarrayofelectricalpulses;cellsinplantsalsocommunicatethroughelectricalsignals.❷(13)However,thesignalinginaplantisonly(14)superficiallysimilartothefiringinacomplexanimalbrain,whichismorethan"amassofcellsthatcommunicatebyelectricity/9Taizsaid.[5]❶"Forconsciousnesstoevolve,abrainwithathreshold(15)levelofcomplexityandcapacityisrequired,he(16)added.❷"Sinceplantsdon'thavenervoussystems,the(17)chancesthattheyhaveconsciousnessareeffectivelyzero.^^[6]OAndwhat'ssogreataboutconsciousness,anyway?©Plantscan'trunawayfrom(18)danger,soinvestingenergyinabodysystemwhich(19)recognizesathreatand...
