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
S1:
S2:
S3:
Step3:1.We should look for some new energy .
Learn some new things.
Read 1a and finish 1b.
Read 1a and answer some questions.
Read 1a and talk about advantage and disadvantage.
Read 1a again and underline phrases.
Step4:1.Learn some new energy .Read 2a and finish it.
Underline phrases:use sth to do sth/be used for doing sth
Step5:Use some phrases to retell 1a.
In many countries , people _______, it is very dirty and causes acid rain......
Summary:Talk about advantage and disadvantage.
Homework:1.Write a short passage about 2b.
2.Write exercise books.