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《高考真题二次开发专题2020年全国I阅读理解D 真题训练-三轮冲刺(教师版).docx》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、【高考真题二次开发专题】2020年全国I阅读理解D-真题训练[2020·全国卷I]DTheconnectionbetweenpeopleandplantshaslongbeenthesubjectofscientificresearch.Recentstudieshavefoundpositiveeffects.AstudyconductedinYoungstown,Ohio,forexample,discoveredthatgreenerareasofthecityexperiencedlesscr
2、ime.Inanother,employeeswereshowntobe15%moreproductivewhentheirworkplacesweredecoratedwithhouseplants.TheengineersattheMassachusettsInstituteofTechnology(MIT)havetakenitastepfurther—changingtheactualcompositionofplantsinordertogetthemtoperformdiverse,eve
3、nunusualfunctions.Theseincludeplantsthathavesensorsprintedontotheirleavestoshowwhenthey’reshortofwaterandaplantthatcandetectharmfulchemicalsingroundwater.“We’rethinkingabouthowwecanengineerplantstoreplacefunctionsofthethingsthatweuseeveryday,”explainedM
4、ichaelStrano,aprofessorofchemicalengineeringatMIT.Oneofhislatestprojectshasbeentomakeplantsglow(发光)inexperimentsusingsomecommonvegetables.Strano’steamfoundthattheycouldcreateafaintlightforthree-and-a-halfhours.Thelight,aboutone-thousandthoftheamountneed
5、edtoreadby,isjustastart.Thetechnology,Stranosaid,couldonedaybeusedtolighttheroomsoreventoturntreesintoself-poweredstreetlamps.Inthefuture,theteamhopestodevelopaversionofthetechnologythatcanbesprayedontoplantleavesinaone-offtreatmentthatwouldlasttheplant
6、’slifetime.Theengineersarealsotryingtodevelopanonandoff“switch”wheretheglowwouldfadewhenexposedtodaylight.4【高考真题二次开发专题】2020年全国I阅读理解D-真题训练Lightingaccountsforabout7%ofthetotalelectricityconsumedintheUS.Sincelightingisoftenfarremovedfromthepowersource—such
7、asthedistancefromapowerplanttostreetlampsonaremotehighway—alotofenergyislostduringtransmission(传输).Glowingplantscouldreducethisdistanceandthereforehelpsaveenergy.( )32.Whatisthefirstparagraphmainlyabout?A.Anewstudyofdifferentplants.B.Abigfallincrimerat
8、es.C.Employeesfromvariousworkplaces.D.Benefitsfromgreenplants.( )33.WhatisthefunctionofthesensorsprintedonplantleavesbyMITengineers?A.Todetectplants’lackofwater.B.Tochangecompositionsofplants.C.Tomakethelifeofplantslonger.D.Tote
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