初中英语九年级全一册《Section A 2a-2d》优秀教案-九年级英语教案

Unit13We’retryingtosavetheearthSectionA一、教材分析本课带领学生了解一些有关地球污染，动物濒危等问题。并且教给大家如何保护濒危动物，如何通过回收利用等方式来保护地球。以及探讨如何保护地球，减少污染。同时识记一些新单词和词组，复习语法内容为情态动词和动词形式变化，巩固语法知识。二、教学重点1.Howtousethefollowingwordsandexpressions:cost,advantage,harmful,afford,usedto,playapartin…2.tounderstandthepassageonPage99.三、教学难点1.Howtousethefollowingwordsandexpressions:cost,advantage,harmful,afford,usedto,playapartin…2.tounderstandthepassageonPage97and98.四、教学策略根据本课教学目标和重点内容，教师可采用听，读，小组讨论，角色扮演等活动来引导学生进行学习。五、教学环节1、课堂导入Step1Lead-in1)Showsomepicturesaboutpollutionandaskstudentstodiscusswhat'sthedangerofeachkindofpollution.2)Herearesomewordsarerelatedtodifferentkindsofpollution.Writethemintheboxbelow,andyoucanaddmorewords.loudmusic,littering,buildinghouses,cars,ships,mobilephones,rubbish,factories,planes,smoking.AirpollutionNoisepollutionWaterpollution3)Role-playthefollowingconversationandmakeyourownconversationsaboutthekindsofpollutionabove.A:Theriverwasdirty.Eventhebottomoftheriverisfullofrubbish.B:Butitusedtobesoclean.A:Yes,butpeoplearelitteringintheriver.B:Everyoneinthetownshouldplayapartincleaningitup.usedtodo过去一向，过去时常，过去曾（而现在不再）做playapartin扮演某角色;与…有关，对…有影响Step2.ReadingStep3.Role-playtheconversationStep4ActivitiesInyourgroupmakealistofthingspeoplecandotohelptheenvironment.Step5.ExercisesReadthepassageagainandfillinblanks.Step6.SummarizeLookbackonwhatwehavelearned.1.Howtoprotectenvironment.2.Usefullanguages:beharmfulto,atthetopof,atthebottomof.Solveproblems…六、作业布置Homework:makeaconversationwithyourpartneraboutwhatyoucandot