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1、2019-2020年高一英语下册Unit19Modernagriculture(备课资料)教案大纲人教版第一册一、异域风情1.ModernFarmPigs,fishpondsandcrops—allhousedintallbuildings.ThisisavisionofindustrialfarmingintheNetherlands(荷兰).Inaworldconcernedabouttheenvironmentandtransport,woulditnotmakesensetoconcentratefoodproductionnexttoaharborandanairpo
2、rt?Andsincehumanscanliveintallbuildings,whynotpigsandfish?ThecreativemindsbehindagovernmentreportsuggestjustthisforasiteatRotterdamveryclosetomainlandEurope'slargestport.Thescaleisvast:imagine10footballfields,sixfloorsofequalarea,atotalof500acres(亩)stretchingskywards.Thebuilding,knownasDelta
3、park,visualizes(让人想象到)300000pigs,1.2millionchickens,tensofthousandsoffishandagiantvegetablegrowingareaallunderoneroof.Thepigscouldenjoymorespacethanonanaveragepigfarm,andendtheirdaysintheslaughterhousedownstairs.Spacewithoutdaylightinthegiantbuildingcouldbeusedforcultivatingmushroomswhichgro
4、wwellinthedark.Higherup,greenhousesfulloftomatoesandflowers,growninnutrientsolutioncollectedfromelsewhereinthebuilding,wouldprofitfromthelight.Thesystemistheoreticallyapletefarmingcycle,withoneactivityfeedinganotherandeverythingbeingrecycled.Deltaparkistoberunbymanagers,notfarmers.Ithasnothi
5、ngtodowithagricultureaswenowknowit,andsofar,onlyexistsonpaper.Buttheideahascreatedaheateddebate(讨论)intheNetherlandsandattractedattentionabroad.2.AutomaticFarmingCanhardworkbereplacedbymachinesinagriculture?Yes,manistryingout(试验)automaticfarming.Itisfuntowatchamachinepickingtomatoes.Thestrang
6、emachinesailslikeashipacrossaseaofplants.Initsfrontisahole.Asthemachinemovesforward,tomatoplantsarepulledintothehole.Thetomatoesaregatheredwhiletherestoftheplantsarethrownbackontothefields.Twelveworkerssitontopofthemachine.Theyrapidlypickoutthebadfruitfromthetomatoes.Aredstreamofripetomatoes
7、isbeingsentintoacartthatispulledalongsidethemachine.Onedriverandtwelveworkerscanpickinanhourtentonsofanewkindoftomato.Withouttheinvention,itwouldtake60mentodothejob.Notallplantscooperate(合作)wellwiththefarmingmachines.Takelettuce(莴苣)forexample,seeds
