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
keep the air clean
To be a volunteer, to keep our city cleen
What makes our city dirty?
What can we do to keep our city clean?
了解城市污染现状
寻找解决问题的方法
Three tasks:
To be a green volunteer, make a proposal.
争做绿色志愿者,书写小小倡议书
Task1:
Task2:
Task3:
Watch and choose.(初步感知课文，了解大意)
1.How is the city?
A. It’s clean and beautiful.
B. It’s messy and dirty.
2.What makes our city dirty?
A. clouds and water
B. smoke and rubbish
Watch and choose.
Watch and choose.
1.How is the city?
A. It’s clean and beautiful.
B. It’s messy and dirty.
2.What makes our city dirty?
A. clouds and water
B. smoke and rubbish
metro
thirty
What makes … dirty?