Unit13We’retryingtosavetheearth
TeachingAimsandDemands:1、Knowledgeandabilitylitter,advantage,bottom,fisherman,coal,ugly,cost,wooden,plastic,takeaway,bin,shark,fin,method,cruel
Harmful,chain,ecosystem,industry,law,scientific,afford,reusable,transportation,recycle,napkin,upside,gate,bottle,president,inspiration,iron,work,metal,creativity,beharmfulto,atthetop(ofsth
),takepartin,turnoff,takeaction,throwaway,putsth
togooduse,pull…down,bringbackWe’retryingtosavetheearth
Theriverusedtobesoclean
Theairisbadlypolluted
Noscientificstudieshaveshowedthatsharkfinsaregoodforhealth
Weshouldhelpsavethesharks
2.ProcedureandwayCanaskthestoryinEnglishstart,developmentandsubsequentetcTomakesomesimpleviewsoropinionsonthecharactersorplotinthestory3、Moral,attitudeandvalueHaveawarenessofenvironmentalcrisis,learna