Unit 3:Part ACare for the Earth.Help ! Help!Help ! Help!.What’s the matter, little bird?What’s the matter, little bird?.HELPkllkllLet’s talk.I can’t find my home.What should I do?I can’t find my home.What should I do?.Oh, poor little bird.Oh, poor little bird..HELP.Help ! Help!Help ! Help!.What’s the matter, little fish?What’s the matter, little fish?.HELPThe water is too dirty.I can’t live here.The water is too dirty.I can’t live here....HELPOh, poor little fish.Oh, poor little fish..What is the matter with the earth?pick flowerscut down treesmake the air dirtywaste waterdrive a carOur earth has become a dirty and ugly home because of our bad behaviors.What should we do?We should protect our environment.Talk about the pollution with your friends. HomeworkHomework