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Today we had a science class.

Q: Where is it?

A: It's a beach.

Q: Do you like this beach?

A: No, I don’t like this beach.

Q: What should we do?

A: We can put the litter into the recycling bins.

Q: What’s this recycling bin?

A: It’s a plastic recycling bin.

Q: What’s this item?

A: It’s a plastic item.

Q: What’s this recycling bin?

A: It’s a paper recycling bin.

Q: What’s this item?

A: It’s a paper item.

Q: What’s this recycling bin?

A: It’s a metal recycling bin.

Q: What’s this item?

A: It’s a metal item.

Q: What’s this recycling bin?

A: It’s a glass recycling bin.

Q: What’s this item?

A: It’s a glass item.

Q: What’s this?

A: It’s compost pile.

【本课学习内容】：

1. 能够识别并且分类不同的垃圾 2. 建立环保意识

【本课关键词】：plastic，metal，glass，paper，compost pile

【本课关键句】：

-What’s this recycling bin? 

-It’s a glass/metal/paper/plastic recycling bin.

-What’s this item? 

-It’s a glass/metal/paper/plastic item.