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
四年级下册《UNIT 1 HOME SWEET HOME Lesson 6》优秀ppt课件
People, animals and plants live on me.
The blue part is ocean.
The white part is clouds.
The green part is land.
Try to read sentences. Color and draw.
The Earth is polluted.
the Earth
What happened to the Earth?
Watch carefully and read follow me.
There is air pollution.
Air is important to all of us.
Let's keep the air clean.
People, animals and plants need air.
Watch carefully and fill in the blacks.
There is ___ pollution.
___is important to all of us.
Let's keep the___clean.
People, animals and plants need ____.
Watching pictures and fill in the blacks.
There is _____ pollution.
People, animals and plants need ______.
______ is important to all of us.
Let's keep the _______ clean.
(Let's take care of _______.)
Water pollution: Don't put dirty water into ocean.