高一下Unit19Unit19Modernagriculture说课稿Ⅰ.TeachingGoals:1.Talkaboutmodernagricultureandtheeffectsithasonpeople'slife.2.Practisegivingadviceandmakingdecisions.3.Use“It”foremphasis.4.Readstatisticalgraphs.5.Writeaplanforavegetablegarden.Ⅱ.TeachingTime:FiveperiodsⅢ.BackgroundInformation:TheFirstPeriodTeachingAims:1.Improvethestudents'speakingabilitybypractisinggivingadviceandmakingdecisions.2.Enablethestudentstomastertheexpressionsofgivingadviceandmakingdecisions.3.Getthestudentstolearnmoreaboutagriculture.TeachingImportantPoints:1.Howtoexpressoneself,usingwhatislearnedorgiven.2.Howtoadvisesb.todosomethingandhowtomakedecisions.TeachingDifficultPoints:1.Theusageofsomeexpressions.2.Howtoimprovethestudents'listeningability.TeachingMethods:1.Listeningsomematerialstoimprovethestudents'listeningability.2.Discussiontoletthestudentsexpressthemselvesfreely.3.Groupworkorpairworktogiveeverystudentachancetoexpressthemselves.TeachingAids:1.ataperecorder2.aprojectorandsomeslides3.acomputerTeachingProcedures:stepⅠ.GreetingsandRevisionT:Goodmorning,everyone.Ss:Goodmorning,teacher.T:Sitdown,please.Inthisclass,I'llcheckyourhomeworkfirst,WangPing,readyourhomeworktous,…(Theteacherchecksthestudents'homeworkandhaveadiscussionwiththestudentsaboutthemistakeWangPingmade.Letthestudentshaveaclearunderstandingandcorrectit.)stepⅡ.PreparationforlisteningandspeakingT:Today,we'regoingtolearnanewunit,Unit19,ModernAgriculture(Teacherwritesthefollowingontheblackboard:Unit19Modernagriculture,theFirstPeriod).First,let'slearnthenewwordsofthisperiod.Lookatthescreen:Newwords:producen.产量、产物、农产品effectn.结果、影响、作用diken.堤坝；排水沟droughtn.干旱leadern.领导者leadv.领导、带领canen.细长的茎、藤条sugar-canen.甘蔗tobaccon.(烟草)制品；抽烟localadj.地方的、当地的(Teacherasksonestudenttoreadthenewwords,thencorrectsthemistakesthestudentmade.)StepⅢ.WarmingupT:PleaseturntoPage32.Let'sdoWarmingup.(TeachershowsthegraphsonPage32onthescreen.)LookatthetwographsanddiscussthequestionsonPage32.Youcandoitinpairsorgroups.Inafewminutes,I'llasksomestudentstotalkaboutthem.(Studentsbegintodiscussthequestions.Andteachergoesandjoinsthem.Afewminuteslater,teachersaysthefollowing.)T:Areyouready?Whocangiveusatalkaboutthefirsttopic?SA,howarepeople'seatinghabbitschangingovertheyears?SA:Fromthefirstgraph,wecanseethattheeatinghabitsofthepeopleinourcountryhavechangedgreatly.Before1949,theyhadnotenoughtoeatandoftenwenthungry.Oncenaturaldisastershappened,agreatnumberofpeoplewoulddieofhunger.Beforethereformingandopeningtotheworld,grainwasstillabigproblem.Peoplemainlylivedoncornandfewkindsofvegetables.Sincethe1980s,especiallythe1990s,people'seatinghabitshavegreatlyimproved.Peoplecaneatwhatevertheywant.Moreandmorepeopleeatlessgrain,moremeatandeggsandsoon.Moreandmorepeopleturntheireyestomeat,eggs,milkandallkindsofgreenvegetables.T:Whydoyouthinkthishappens,SB?SB:ItisallbecauseoftheParty'sgoodpolicies.T:Verygood.Itistrueandeveryonecanseethat.Howhasagriculturalproducechangedduringthefirsthalfofthe1990s?Andwhatdoyouthinkcausedthesechanges?SC:Fromthefirsthalfofthe1990s,scientistsstartedtodevelopnewtechniquestoincreaseagriculturalproductionwithoutcausingdamagetotheenvironment.Especiallythenewtechnique,“GM”,hasmadeagriculturalproductionincreasecontinuously.Scientistsdevelopnewkindsofseeds,bettercows,pigs,sheepaswellasfish.Itisthenewtech...
