2 . 
I'm sure you all know how important recycling is. Recycling is when you take old things and turn them into new things. It sounds like magic. But it's actually very scientific.
| Material | The first thing you have to do is to collect items that can be recycled. Only certain materials can be recycled. These include things made out of paper, metal, glass and plastic. |
| Daily things | Can you think of everyday items made of these material? Soda cans are good example. They are made out of metal. Magazines and newspaper are made out of paper. So are cereal boxes. Some bottles of juice are made out of glass. Bags and yogurt containers are made out of plastic. There are many things that can be recycled. |
| Loop | These things are usually stamped with the recycling loop. It has 3 arrows that go in a triangular(三角形) circle. This shows that cycled(循环) continues. Items are thrown away but continue their lives as something else. |
| Process | Let's go back to the process of recycling. ①The items are put in a recycling bin.②A truck carries the items to a recycling plant(工厂).③The materials are separated and squashed(被压扁成) into square cubes.④Companies buy and turn them into new products. |
1. What is recycling according to the passage?
| A．It's a magic performance. | B．It's a way of burning old things. |
| C．It's a way to make old things useful. | D．It's a scientific research. |
2. Which material is not mentioned in the passage?
| A．Rubber. | B．Metal |
| C．Glass. | D．Plastic. |
3. The“3 arrows” shows that the items_________.
| A．have some valuable stamps | B．are in a triangle circle |
| C．are recycled and reused | D．are thrown away |
