高一英语Unit19 Modern Agriculture 新课标 人教

Unit19ModernAgricultureWarmingup编辑pptWhat’stheunitabout?Canyouguess?编辑ppt编辑ppt编辑ppt编辑ppt编辑ppt编辑ppt编辑ppt编辑ppt编辑ppt编辑pptAgricultureFarm,farming,farmer,peasantLand,soilRice,wheat,corn,Plants,animals,fishgreenhouseWeather,seasonTechniques,productionTask1:BrainstormingWhatwillyouthinkofwhenyouseetheword“agriculture”?编辑pptcottonteawheatsugarcanesoybeanriceCanyouguesswhattheseagriculturalproductsare?

编辑pptchickenscattlepigsfish编辑pptCottonSugarFish1.Whatisthegraphabout?Itisaboutthegrowthofthemajorfarmproductsduringtheyear1991-95comparedwiththatof1986-90.2.Whatisshownonthex-axisandy-axis?Onthex-axis:themajorfarmproducts.Onthey-axis:thepercentagesofgrowth.编辑ppt1.Whichfarmproductgrewmostduringthefirstfiveyearsofthe1990s?2.Howmuchdiditgrowcomparedwiththatduringthelastfiveyearsofthe1980s?3.Whichfarmproductgrewleast?4.Ifthreemillionpigs,sheepandcattlewereraisedduringtheyearsfrom1986to1990,howmanywereraisedfrom1991to1995?Fruit.About83percent.Grain.About3,000,00065%编辑pptStep2

Lookatthegraphonpage43&answerthefollowingquestions.1.Howarepeople’seatinghabitschangingovertheyears?Whydoyouthinkthishappens?2.Howhasagriculturalproductchangedduringtheseyears?Whatdoyouthinkcausedthesechanges?3.Whateffectsdoyouthinkthechangesineatinghabitswillhaveonagricultureornature?编辑pptPeriod2ModernagricultureUnit19Listeningandspeaking

编辑pptNewwords:1.goagainst违背2.resultin导致…结果3.floodanddrought洪涝和旱灾4.recognizesomeoldtruths

认清了一些真理5.chemicals化学药品6.method方法7.dike堤防8.fishpond鱼塘编辑pptListeningTask1PrelisteningAgriculturedependson…?Question:Ifwechangethestructureofagriculture,whatdoyouthinkwillhappentothenature?waterlandProperclimateorweatherOthernaturalresources编辑pptTask2:

listening1Listentothetape.Thepassageyouheartalksabout

()historyoffarming()farmersinAmerica()fishing()protectionofnature()farmersinChina()pigs()environmentalproblems()trees()dikes2Whichofthefollowingsentencesaretrue&whicharefalse?1InearlytimesfarmersinChinamovedaround&burntforests.()2AllfarmersinSouthAmericaburnforeststocreatefarmland.()3Flood&droughtsaredisastersthatfarmerscannotstop.()4SomeofthelandinChinaistoowettogrowcrops.()5Fishfarmersdamagenature.()TFFTF编辑ppt3Listentothetape&completethesentencesbyusingyourownwords.

Whenfarminggoesagainstnature,______________________aretheresult.Theearliestfarmers____________nature.Theirwayofagricultureledto______and________.Itisanoldtruththat________shouldnot______________.ThelandthatTanandXiaoZaoboughtwas_________andcouldnotbeusedfor________________________________.Insteadtheychangedthefieldsinto___________.Ontheirfarmtheykept_________________andgrew___________.environmentalproblemsdestroyedfloodsdroughtsfarminggoagainstnaturetoowetfarming/growingcrops/growingwheatfishpondsfish/ducks/chickensfruittrees编辑pptSpeaking………Agroupoffarmersinyourareahavebeengivenalargepieceofland.Togetherwiththevillageleader,theyhavetodecidehowtousetheland.Workingroupsoffour.Eachgroupmemberwillplayoneoftheroles.Preparerolecards,discusstheproblemandtrytomakeadecision.编辑pptSpeakingWorkingroupoffour,eachgroupmemberwillplayoneoftheroles,anddiscusstheproblemandtrytomakeadecision.RoleAyouarearicefarmer.RoleByouareasugarcanefarmer.RoleCyouarealocalfarmer.RoleDyouarealocalfarmer.Inmyopinionyoushould…/Ithinkheisright…IfIwereyou…/wehavetomakeachoice…AsfarasIcanseethebestthingwouldbeto…Wouldn'titbebetterif…?/wecan’tdoboth,so…编辑pptFromthegraphweseethattheeatinghabitsinChinahaveimprovedgreatlysincethe1990s.Peoplehavemanymoretochooseasfoodandtheycanalmosteatwhatevertheywant.Theconsumption(消费)offruit,fishandmeatncreasesharplywhilegraintheleastbecausemoreandmorepeopleeatlessgrain.Theyareturningtheireyestomeat,fishandfruit.ThisshowsChina’seconomyisincreasinganditspeopleareecomingmoreandmorerich.Asaresult,peopleareayingmoreandmoreattentiontotheirhealth.编辑pptAgricultureproducehaschangedoverthepast10years.Chinanowproduceabout80%morefishandfruitthantenyearsago.Theproductionofmeatisupabout60%overthesameperiod.Oilandsugarhaverisenby30%each.Thepast10yearshasalsoseenanincreaseby10%ingrainproductionandby15%incottonproduction.编辑ppt

Reason:1.Peoplewanttobuydifferentproducts,sofarmersneedtogrowdifferentthings.(changesindemand)2.Farmerswanttomakemoremoney.Whentheycangrowextracrops,theywill,eg,plantfruittrees.Intheend,theywillbringmorefruittothemarket.(changesinsupply)3.Somecropsbringinmoremoneythanothercrops,sosomefarmerschangetheirproducefromgrowinggraintofishfarmingorgrowingfruit.Intheend,theywillbringmorefishorfruittothemarket.(changesinsupply)Reasonsforthesechanges编辑pptWiththechangesinpeople’seatinghabits,natureaswellasagriculturewillhavetochange,too.Peopleareeatingmoremeatandfruit.Tofeedtheanimalslikepigsandfish,weneedmoregrain.toprovidemorefruit,weneedtoplantmorefruittrees.Asaresult,morelandwillbeused,whichislikelytocauseharmtoenvironmentandnature.Luckily,modernscienceandtechnologyhasmadeitpossibleforlandtoproducemore.Lessandlesslandwillbeneeded.Thatis,noharmwillbedonewiththedevelopmentofagriculture.编辑ppt编辑ppt编辑ppt9、静夜四无邻，荒居旧业贫。。2023/1/82023/1/8Sunday,January8,202310、雨中黄叶树，灯下白头人。。2023/1/82023/1/82023/1/81/8/20236:21:26PM11、以我独沈久，愧君相见频。。2023/1/82023/1/82023/1/8Jan-2308-Jan-2312、故人江海别，几度隔山川。。2023/1/82023/1/82023/1/8Sunday,January8,202313、乍见翻疑梦，相悲各问年。。2023/1/82023/1/82023/1/82023/1/81/8/202314、他乡生白发，旧国见青山。。08一月20232023/1/82023/1/82023/1/815、比不了得就不比，得不到的就不要。。。一月232023/1/82023/1/82023/1/81/8/202316、行动出成果，工作出财富。。2023/1/82023/1/808January202317、做前，能够环视四周；做时，你只能或者最好沿着以脚为起点的射线向前。。2023/1/82023/1/82023/1/82023/1/89、没有失败，只有暂时停止成功！。2023/1/82023/1/8Sunday,January8,202310、很多事情努力了未必有结果，但是不努力却什么改变也没有。。2023/1/82023/1/82023/1/81/8/20236:21:26PM11、成功就是日复一日那一点点小小努力的积累。。2023/1/82023/1/82023/1/8Jan-2308-Jan-2312、世间成事，不求其绝对圆满，留一份不足，可得无限完美。。2023/1/82023/1/82023/1/8Sunday,January8,202313、不知香积寺，数里入云峰。。2023/1/82023/1/82023/1/82023/1/81/8/202314、意志坚强的人能把世界放在手中像泥块一样任意揉捏。08一月20232023/1/82023/1/82023/1/815、楚塞三湘接，荆门九派通。。。一月232023/1/82023/1/82023/1/81/8/202316、少年十五二十时，步行夺得胡马骑。。2023/1/82023/1/808January202317、