高一英语课件unit19warminguplistening高一英语课件

ModernagricultureUnit19Warmingup&listeningTask:Thestudentsaretoreadthestatisticgraph&discussthechangesthatthegraphshows.Goals:1)Tocultivatethestudents’abilitytoread&analyzethegraph.2)Tocultivatethestudents’abilityoflisteningforinformation.Task1BrainstormingWhatwillyouthinkofwhenyouseetheword“agriculture”?AsktheSstogiveasmanywordsaboutagricultureaspossible.agricultureTask2:Discussion1Group1&2:Whatkindoffooddidweeatatbreakfast,lunch&supperinthepast?Group3&4:Whatkindoffooddoweeatatbreakfast,lunch&supperatpresenttime?AsktheSs:“Howmanymealsdoyouhaveeveryday?Whichmealdoyouthinkisthemostimportant?Why?”Nowlet’shaveadiscussion.(Dividethewholeclassinto2groups.)2Whydoyouthinkpeoplealwayspreferfastfood?(fast;busy)Whatcanwelearnfromthedifferencesbetweenthefoodinthepast&atpresenttime?(Nowpeopleliveabetterlife;peoplearebusierthanbefore,etc.)breakfastlunchsupperInthepastPorridge&saltedvegetablesNoodlesRice&deliciousdishesAtpresentMilk,bread,friedbread,etc.FastfoodFastfoodTask3:Nowopenyourbooks.Lookatthegraphonpage43&answerthefollowingquestions.1Howarepeople’seatinghabitschangingovertheyears?Whydoyouthinkthishappens?2Howhasagriculturalproductchangedduringtheseyears?Whatdoyouthinkcausedthesechanges?3Whateffectsdoyouthinkthechangesineatinghabitswillhaveonagricultureornature?Comparedwiththefarmproductsfrom1986-1990,weproducedmoregrains,cottons…thanbefore.Whydoweproducemorefarmproductsthanbefore?(weliveabetterlife;makemoremoney;canaffordmoreexpensivefoodthanbefore)Task4:Listening1)PrelisteningAsktheSs:“Whatdoesagriculturedependon?”TheSswillgivemanydifferentanswers.Afterthat,showtheanswer&thepicturesonthescreen.(weather,places,water&othernaturalsources)Question:Ifwechangedthestructureofagriculture,whatdoyouthinkwillhappentothenature?(Wewillproducelessormaybewecan’tgetanyfoodatall.)2)Whilelistening1Listentothetape.Thepassageyouheartalksabout()historyoffarming()farmersinAmerica()fishing()protectionofnature()farmersinChina()pigs()environmentalproblems()trees()dikes2Whichofthefollowingsentencesaretrue&whicharefalse?1InearlytimesfarmersinChinamovedaround&burntforests.()2AllfarmersinSouthAmericaburnforeststocreatefarmland.()3Flood&droughtsaredisastersthatfarmerscannotstop.()4SomeofthelandinChinaistoowettogrowcrops.()5Fishfarmersdamagenature.()TTFFF3Listentothetape&completethesentencesbyusingyourownwords.Whenfarminggoesagainstnature,______________________________aretheresult.Theearliestfarmers___________nature.Theirwayofagricultureledto______________&_____________.Itisanoldtruththat__________shouldnot____________________.ThelandthatTan&XiaoZaoboughtwas_________&couldnotbeusedfor____________.Insteadtheychangedthefieldsinto______.Ontheirfarmtheykept__________________&grew_________.allkindsofenvironmentalproblemsdestroyedfloodsdroughtsfarminggoagainstnaturetoowetfarmingfishpondsfish/ducks/chickensfruittrees3)PostlisteningSupposeyouareTan&XiaoZao.Becauseofyoursuccessfulfarmingonthefield,youareinvitedtoabigmeetingthatmanylocalfarmerswillattend.Youareaskedtogivealectureaboutyourexperiencetellinghowyouhaveworkedonthenearlydesertedfield&becomeasuccessfulfarmer.Homework:1Listentothetape,finishthelisteningpartonWB(p107).2Previewthereadingpassage.