unit 4 we can save the animals period 2 课件.pptx
课件18张PPT。Period 2Unit 4 We can save the animalsNew wordspollutecut downmedicinesfurearthLet’s learn…If people cut down the forests, animals may lose their home.If people pollute the rivers and the sea, animals in the water may die.If people buy things made from animals, these animals may die.If we w...