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贴画，词条，教学PPT
四．教学时间：
40分钟
五．教学设计：
教学活动教师活动学生活动1.激趣导入1. Free talk about the earth.
(1)Can you describe the earth?
(2)What can we see on the earth?(1)It’s big,clean, beautiful…
(2)Trees,flowers ,animals ,cars ,mountains ,buildings……
2.交流讨论Now, Here are some pictures, let’s look at them together.(use “there be …”describe these pictures.
We make many bed things to our earth (Let’s see a video together).
Can we do anything to help the earth become beautiful again?
(奖励机制：两个地球 一个代表男生组，一个代表女生组)
Listen and tick cross.
Let’s read the passage slowly and emotionally. There are a lot of trees on the earth.
There are some flowers,rivers,and mountains on the earth.
(3)There are …
(4)Sometimes we do bad things to our earth.
We cut down too many trees.
We waste too much water.
We make he air dirty.
We should …
We shouldn’t…
(用句型进行描述，对的加分) 3.引导点拨Write a composition about “Care for the earth”We should ...
We shouldn’t...4.检测训练If everyone makes contribution to our environment ,our earth will become more and more beautiful.六．作业设计：收集有关环保的广告语，自创一个广告语。
七．板书设计：
Care for “mother earth”
Cut down too many trees make the water and the air clean again
Waster too much water help the animals
Make the air dirty plant more trees
(We shouldn’t…) (We should…)