小学（人教新版）六年级英语下册 Unit 5 Lesson 27(1)课件PPT.ppt

plant more trees cut down too many trees grow more grass hunt wild animals save water eat wild animals use things made of paper use too many plastic things We should use things made of paper. We shouldn’t use too many plastic things . wear cotton clothes throw rubbish everywhere We should wear cotton clothes. We shouldn’t throw rubbish everywhere. turn off the lights when we leave the room leave lights when we go out We should turn off the lights when we leave the room. We shouldn’t leave lights when we go out. We must make our planet greener. We can do a lot of things about it. Let’s begin today. We should wear cotton clothes. We shouldn’t wear fur or leather clothes. We should save water. We shouldn’t waste it.