1、本网站免费注册后即可以下载，点击开通VIP会员可无限免费下载！
2、资料一般为word或PPT文档。建议使用IE9以上浏览器或360、谷歌、火狐浏览器浏览本站。
3、有任何下载问题，请联系微信客服。
扫描下方二维码，添加微信客服
less than
throw away
depend on
natural resources
take showers
brush the teeth
8. 学生的数量
9. 用纸的两面
10. 回收空瓶子
11. 关灯
12. 做一个调查
13. ……的结果
14. 保护环境
number of students
use both sides of the paper
recycle empty bottles
turn off the lights
do a survey
the result of …
protect the environment
Now we've learnt a lot about what we can do to protect the environment. Can anybody tell us some other ways to protect the environment?
Discussion
Sandy and Kitty are also talking about how to protect the environment.
Listen to their conversation
and answer the questions.
1. What has been a serious problem all
around the world?
2. What can Kitty do to protect the
environment?
3. Is air pollution harmful to our health?