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对你所学内容主动联系生活实际，积极培养环保意识，重复利用旧物，争取做到环保小先锋。
通过小组交流，赛读，展示等活动，培养学生的小组合作精神。
教学过程：
Greeting: Good morning.
2.Warm up: Introduce ourselves
New: （呈现新语言知识和练习）
Lead-in: Listen to the song (Picture1)
Teacher: Do you like this song? (I like it too.)
So, you know, what is the song about?
(This song is about reuse.Re mains do it again, and reuse mains use it again. As we all know, reusing things is very important.It can save money and energy.So today let’s talk about Unit9 Reusing things.引出课题)
Teacher：Well, What can we reuse?
Picture4: What are they? (They are cans.)
There is some fish in the can. When we
eat it up,throw it into rubbish bin?
However, we can reuse it.
Picture5: What are they?
They are drinks.When we drink it up,
throw it into rubbish bin? However,
We can reuse it.
Picture6: Yes, we can reuse cans and bottles.
How about Alice?
OK, Let’s listen.
Picture7: Listen picture 1 again.
From this part, we can know Alice wants
to throw away theses bottles and cans.
But mum says No.We should keep them.
Alice asks Why? How does mum answer?
Because we can reuse them.
Picture8: OK, go on listening.
When she want to reuse the can, first she