unit19 modern agriculture

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1、Unit19ModernAgriculture课时安排Period1warmingup&listeningPeriod2readingPeriod3speakingPeriod4grammar&integratingskills2(WB)Period5integratingskills1&writing(SB)Period1warmingup&listeningTask:Thestudentsaretoreadthestatisticgraph&discussthechangesthatthegraphshows

2、.Goals:1)Tocultivatethestudents’abilitytoread&analyzethegraph.2)Tocultivatethestudents’abilityoflisteningforinformation.TeachingprocedureTask1BrainstormingWhatwillyouthinkofwhenyouseetheword“agriculture”?AsktheSstogiveasmanywordsaboutagricultureaspossible.Tas

3、k2:DiscussionAsktheSs:“Howmanymealsdoyouhaveeveryday?Whichmealdoyouthinkisthemostimportant?Why?”Nowlet’shaveadiscussion.(Dividethewholeclassinto2groups.)1Group1&2:Whatkindoffooddidweeatatbreakfast,lunch&supperinthepast?Group3&4:Whatkindoffooddoweeatatbreakfas

4、t,lunch&supperatpresenttime?1717breakfastlunchsupperInthepastPorridge&saltedvegetablesNoodlesRice&deliciousdishesAtpresentMilk,bread,friedbread,etc.FastfoodFastfood2Whydoyouthinkpeoplealwayspreferfastfood?(fast;busy)Whatcanwelearnfromthedifferencesbetweenthef

5、oodinthepast&atpresenttime?(Nowpeopleliveabetterlife;peoplearebusierthanbefore,etc.)Task3:Nowopenyourbooks.Lookatthegraphonpage43&answerthefollowingquestions.Comparedwiththefarmproductsfrom1986-1990,weproducedmoregrains,cottons…thanbefore.Whydoweproducemorefa

6、rmproductsthanbefore?(weliveabetterlife;makemoremoney;canaffordmoreexpensivefoodthanbefore)1Howarepeople’seatinghabitschangingovertheyears?Whydoyouthinkthishappens?2Howhasagriculturalproductchangedduringtheseyears?Whatdoyouthinkcausedthesechanges?3Whateffects

7、doyouthinkthechangesineatinghabitswillhaveonagricultureornature?Task4:ListeningPrelisteningAsktheSs:“Whatdoesagriculturedependon?”TheSswillgivemanydifferentanswers.Afterthat,showtheanswer&thepicturesonthescreen.(weather,places,water&othernaturalsources)Questi

8、on:Ifwechangedthestructureofagriculture,whatdoyouthinkwill1717happentothenature?(Wewillproducelessormaybewecan’tgetanyfoodatall.)2)Whilelistening1Listentothetape.Thepassageyouheartalksabo