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
Step1 Revision
Translate the phrases and sentences.
Step2 Pre-listening
Present new words .
Warming up Present some pictures .
Step3 While-listening
Listen to the tape and fill in the blanks.
Step4 Post-listening
1. Check the answers and pay attention to some key words.
2. Work in pairs and say something about how to protect the environment .
3. Finish Part A3.
Step5 Speak up
Listen and answer:
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?
Step6 Discussion
Listen to their conversation again and find out the advantages of planting trees.
Step7 Homework