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WarmingupWarmingup1ApoemFarmersweedingatnoon,Sweatdownthefieldsoon.Whoknowsfoodonatray,Duetotheirtoilingday.WarmingupApoemFarmersweedingatnoon,21.Haveyouevergrownanyplants?Ifso,whatdidyoudotogrowthem?Ifnot,whatkindofplantwouldyouliketogrow?Howwillyougrowit?1.Haveyouevergrownanyplan3Whatdoyouknowabout“farming”?wheat

sorghumricecornPotatoesStaplefoodWhatdoyouknowabout“farmi4selecttheweedsploughthesoilturnoverthesoilsowtheseedsremovetheweedsfertilizefarmingstepsselecttheweedsploughtheso5plowthefieldplowthefield6growsomeyoungplantsgrowsomeyoungplants7inserttheyoungplantsintothefieldinserttheyoungplantsintot8高一英語必修4unit2workingthelandreading課件9harvestharvest10ricerice11Pre-reading(4ms)Answerthefollowingquestions:WhatisthemainfoodinallEastAsianandSoutheastAsiancountries?Rice.Itissaidthatthereare2.4billionpeopletoeatriceeverydaythroughouttheworld.Pre-reading(4ms)Whatisth12Iftherewasnoriceoneday,whatwouldhappen?Iftherewasnoriceoneday,13Inthelate1990s,Brown,anAmericanscholar,cameupwith

thetheoryofChineseMenace(威脅),whichsaidthatinthe2030s,Chinesepopulationwilladdupto1.6billion,andhadthequestionwhowouldfeedthelargepopulationinChinaaswellasintheworld.Inthelate1990s,Brown,anA14Justatthattime,aChinesescientistdeclaredtotheworldthatChinacansolvetheproblembyhimselfandhelptosolvethesameproblemintheworld.Justatthattime,aChineses151.Whenandwhodidbecomethefirstagriculturalpioneerintheworldtogrowricethathasahighoutput?2.WhatdidYuanLongpinginvent?In1974,YuanLongpingHybridriceHomework1.Whenandwhodidbecomethe16DiscussionWhatishappeningtothesepeople?DiscussionWhatishappeningto17高一英語必修4unit2workingthelandreading課件18高一英語必修4unit2workingthelandreading課件19高一英語必修4unit2workingthelandreading課件20

HungerHunger21Ifyouhadthechancetodosomethingtohelpendhungerintheworld,whatwouldyoudo?Ifyouhadthechancetodoso22ThemeasurestakentodealwithhungerInventanewkindofplanttoproducemorefood.Findasortoffertilizer(肥料)togivericeenoughnutrition.Stopthepollutiontotheenvironmentandprotectthesoilinthefield.…etc.Themeasurestakentodealwit23WarmingupWarmingup24ApoemFarmersweedingatnoon,Sweatdownthefieldsoon.Whoknowsfoodonatray,Duetotheirtoilingday.WarmingupApoemFarmersweedingatnoon,251.Haveyouevergrownanyplants?Ifso,whatdidyoudotogrowthem?Ifnot,whatkindofplantwouldyouliketogrow?Howwillyougrowit?1.Haveyouevergrownanyplan26Whatdoyouknowabout“farming”?wheat

sorghumricecornPotatoesStaplefoodWhatdoyouknowabout“farmi27selecttheweedsploughthesoilturnoverthesoilsowtheseedsremovetheweedsfertilizefarmingstepsselecttheweedsploughtheso28plowthefieldplowthefield29growsomeyoungplantsgrowsomeyoungplants30inserttheyoungplantsintothefieldinserttheyoungplantsintot31高一英語必修4unit2workingthelandreading課件32harvestharvest33ricerice34Pre-reading(4ms)Answerthefollowingquestions:WhatisthemainfoodinallEastAsianandSoutheastAsiancountries?Rice.Itissaidthatthereare2.4billionpeopletoeatriceeverydaythroughouttheworld.Pre-reading(4ms)Whatisth35Iftherewasnoriceoneday,whatwouldhappen?Iftherewasnoriceoneday,36Inthelate1990s,Brown,anAmericanscholar,cameupwith

thetheoryofChineseMenace(威脅),whichsaidthatinthe2030s,Chinesepopulationwilladdupto1.6billion,andhadthequestionwhowouldfeedthelargepopulationinChinaaswellasintheworld.Inthelate1990s,Brown,anA37Justatthattime,aChinesescientistdeclaredtotheworldthatChinacansolvetheproblembyhimselfandhelptosolvethesameproblemintheworld.Justatthattime,aChineses381.Whenandwhodidbecomethefirstagriculturalpioneerintheworldtogrowricethathasahighoutput?2.WhatdidYuanLongpinginvent?In1974,YuanLongpingHybridriceHomework1.Whenandwhodidbecomethe39DiscussionWhatishappeningtothesepeople?DiscussionWhatishappeningto40高一英語必修4unit2workingthelandreading課件41高一英語必修4unit2workingthelandreading課件42高一英語必修4unit2workingthelandreading課件43

HungerHunger44Ifyouhadthechancetodosomethingtohelpendhungerintheworld,whatwouldyoudo?Ifyouhadthechancetodoso45Themeasure

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