翼教版八下Unit 8 Save Our World Lesson 45 Let’s Sort Garbage!教案

Unit8SaveOurWorldLesson45Let’sSortGarbage!教学目标1.Masterthenewwordsandexpressions:sort,metal,weight,percent2.Callonthestudentstotakeactionstoprotectourenvironment.3.Learnaboutthepollutionproblemsinourlife.教学重难点【教学重点】1.Offeringhelp.2.Learnnewvocabularyfordescribingmaterialsandforcomparingqualities.【教学难点】Learnnewvocabularyfordescribingmaterialsandforcomparingqualities.教学准备audiotape,flashcards,pictures教学过程Step1.Remindthestudents:1.Whatkindsofrubbishdoyouthroweveryday?Canyounamethem?2.Whatcanberecycled?Step2.WorkingroupsLetthestudentsgotothedustbintocollectsomegarbageandtakethemtotheclassroom. Askthestudentsnamethemandcomparethequalities.Letthestudentslookupthebooksandthedictionarieswhentheyareintrouble.Helpthemwhentheycan’texpresscorrectly.Step3.ListeningListentothetapefinishExercise2intheactivitybook.1.Everyyear,eachpersoninNorthAmericamakesabout1000kilogramsofgarbage.2.Plasticmakesthemostgarbage.3.Injustoneday,Americansthrowout136millionkilogramsofpackaging.4.Packagingmakesthemostgarbage.Step4.ReadingReadthetextandchecktheanswers.Letthestudentsreadthetextinroles.Thenaskseveralstudentstoactoutthedialogue.Step5.Cometo“PROJECT”Bringthestudentstopickupthegarbageintheschoolyard.Putthegarbageintobagsandbringittoschoolforourproject.Takeawalkaroundyourneighbourhood,takeabagwithyouandpickupanygarbageyousee.Weargloves,becausegarbageindirty.Nowsortthegarbageintopaper,plastic,metal,glassandothers.Thencomparethegarbageinschoolyardwiththatinneighbourhood.课堂作业Havestudentsworkinthesamegroupsorinnewgroups.Eachgroupwillmakeaposteraboutwhatthingstheycandotohelpreducepollutionintheworld. 教学反思