高一英语课件下学期19readingguo高一英语课件

Unit19ModernagricultureTask1Brainstorming1.Whatwillyouthinkofwhenyouseetheword“agriculture”?agricultureTask2Pre-readingagricultureTraditionalfarmingModernfarmingraisingafewchickenstraditionalfarmingachickenfarmmodernfarmingordinaryfertilizertraditionalfarmingmodernfarmingchemicalfertilizertraditionalfarmingmodernfarmingploughingthefieldwithcattleploughingthefieldwithatractortraditionalfarmingmodernfarmingacrackingland/droughtgreenhouseAgricultureAdvantagesDisadvantages1.traditionalfarming2.modernfarming1.Causeslittlepollution.2.Foodistasty.3.Thecostissmall.…1.Produceslessfood.2.Dependsonweathercompletely.3.Needsmanypeople.4.Thekindsoffoodarelimited.…1.Producesmorefood,plants.2.Weatherdoesn’tmattermuch.3.Usesfewerpeople4.Thekindsoffoodareveryrich.…1.Causesmorepollution.2.Foodislesstasty.3.Thecostisbig.…1:WhatwastraditionalagricultureinChinalike?3:WhatisthebiggestproblemofChinesefarmers?HowdoChinesescientistssolveit?Task3Fastreading2:WhateffectsdomoderntechniqueshaveonagricultureinChinanow?4:Whatshouldfutureagriculturedependon?5:Whatismostimportantforagriculture?6:Whattechniquesarereferredtointhetext?1:WhatwastraditionalagricultureinChinalike?Task3Fastreading2:WhateffectsdomoderntechniqueshaveonagricultureinChinanow?TraditionalagricultureinChinadidn’tchangemuchforthousandsofyears.Moderntechniqueshelp①farmersmakeasmuchuseofthelandaspossible,②savetimeandallowfarmerstogrowanextracropineachseason,③Chinesefarmersimprovetheirproduction,④growbetterandhealthierfruits/plants.3:WhatisthebiggestproblemofChinesefarmers?HowdoChinesescientistssolveit?4:Whatshouldfutureagriculturedependon?Itistheshortageofarableland.Thescientistsusethelatesttechniques,suchasgrowingvegetablesingreenhouses,usingGM.Itshoulddependonhightechnologyaswellastraditionalmethods.Bothfoodproductionandtakingcareoftheenvironmentareveryimportant.5:Whatismostimportantforagriculture?1.Chemicalfertilisers2.Pumpsforirrigation3.Specialseedbeds4.Machinese.g.tractors5.Internationalexchange6.Greenhouse7.GMtechniqueSolvetheproblems:A.shortageofarablelandB.weatherconditionsC.lackofknowledgeD.howtomakeproductioncheaper136726546:Whattechniquesarereferredtointhetext?1InChinaonlysevenpercentofthelandisusedforfarming.Thisis_______.Abecausefarmersdon’tneedmorelandtoproducefoodforthewholepopulationBbecauseChinaneedsmore&morelandtobuildcitiesCbecausetherearenotenoughfarmerstoworkonthelandDbecausetheotherlandcan’tbeusedforagriculture2Fertilisationisatechniquethatisusedto______.AmakepoorsoilbetterBmakewetlanddrierCmakedrylandwetterDgrowvegetableswiththeirrootsinwaterinsteadofearthTask4CarefulreadingFinishtheexercisesonP.46.3Modernagriculturemeansfindingwaysto______________.Aincreaseirritation&stopusingfertilisersBstopirritation&usingfertilisersCincreaseproduction&befriendlytotheenvironmentDproducethesameamountwhiletakingbettercareofnature4Inthesentence“…theyareprotectedfromthewind,rain&insects”,“they”means_______.AgreenhousesBrootsCvegetablesDtomatoes5InGM“M”standsfor“modified”,whichmeans“changed”.Whatchangesis_____________.AthewayinwhichpoorsoilismadebetterBthewayinwhichChinesefarmersworkontheirlandCthewayinwhichcropsdevelopfromseedDthewayinwhichfarmerstakecareoftheenvironmentTask6ReadingRepeatafterthetape:Task5RetellingRetellthetextaccordingtothefollowingkeywords:traditionalagriculture/butmoderntechniques/makeasmuchuseof…aspossible/save/improve/growbetter/although,shortage/latesttechniques/inspiteof/futureagriculture/because,notonly…butalso…Sample:TraditionalagricultureinChinadidn’tchangemuchforthousandsofyears.Butmoderntechniqueshelpfarmersmakeasmuchuseoflandaspossible,theyalsohelpfarmerssavetimeandallowfarmerstogrowanextracropineachseason.Besides,moderntechniqueshelpfarmersimproveproductionandgrowbetterandhealthierplantsandfruit.AlthoughtheshortageofarablelandisthebiggestproblemofChinesefarmers,Chinesescientistshavedevelopedsomelatesttechniquestosolvetheproblem,suchasgrowingvegetablesingreenhouses,usingGM.Inspiteofthis,futureagricultureshoulddependonhightechnologyaswellastraditionalmethods.Becausenotonlyisfoodproductionimportantbutalsotakingcareoftheenvironmentisimportant.