牛津译林版必修5:Unit 2 Environment Welcome to the unit (共31张PPT)
牛津译林版必修5:Unit 2 Environment Welcome to the unit (共31张PPT)第3页

1 )What’s the title of the unit? 2) What do you think of it when you see the word? 3) Compared with the last few years , do you think the environment is getting better or worse?

harmony, peaceful, pollution, disaster, protection