课件20张PPT。Unit 7 Protect the earth
(Story Time)
Know your teacherWorld Environment Day
世界环境日waste waterWe should save water.plastic bags & plastic bottlescoaloilWhat should we do?Listen and completeSave(节约 )waterSave energySave treesDon't use too much plastic.Wood comes from trees. What should we do?
听录音,为四段文本各写一个标题。能源Energy comes from coal and oil. Self-learningSave energy Most of our energy
comes from coal and oil.
There is not much coal
and oil on earth.
We should save energy. We should not drive so much because cars use a lot of energy.Save trees Wood comes from trees.We use wood to make tables, chairs and many other things.
We should not cut down too many trees because trees help keep the air clean.Don't use too much plastic We use plastic to make bags and bottles. But too much plastic is bad for the earth.
We should not use too many plastic bags or bootles.
We should use paper bags and glass bottles. How do we save water?Save water Water is useful(有用的). We drink water and use water to clean things everyday.
In many places, there is not much water.
We should not waste water. We should reuse(重复使用) and save it. Read and learnWhy should we save water?用直线画出原因(Why do we save water?)
虚线画出方法(How do we save water?)Step1: Read in groups.Step2: Guess the meaning of the new phrase.Step3: 用直线画出原因(Why do we...?),虚线画出方法(How do we ...?)。cut downSelf-learningStep4: Check the answers.你能用动作
解释这个词组吗?Reading time可以自己朗读课文,也可以和小组同学一起朗读。Mini-lecture 迷你讲座
1、四人一小组快速分工,每人负责讲解一项环保知识(可以借助板书哦!)
2、小组内排练一遍,3 mins.
3、小组上台给大家呈现讲座。
4、讲座结束,台下观众可以尝试提问哦!提问者可以获得小礼物。
Why should we...?
How do we ...?
...Task小组合作完成海报。
1、海报应当包含口号(标题)、陈述、理由和倡议四个部分。 2、可以选择材料上的一个方面,也可以另选其他方面问题。3、四人分工,两人负责书写,两人负责装饰海报。只要写出关键词即可。三分钟内完成。
动作要快哦! nourish(养育) usWe should protect the Earth.Homework1 熟读课文。
2 制作一张海报并介绍自己的海报给同学。