Backpacks are usually made of several materials. It is hard to use them again but a company makes a new kind of backpack. It is c and light. It can go back to the factory at the end of its life.
I think I will have a good life and enjoy m in the future. |
Here are some fantastic （产品）. Let's see what they are.
This is an interesting c around the world and it can take photos and videos. Click the button and it then flies around you. When it （结束） its job, it lands in your hand. People would like （携带） it.
This is a special "human washing m". It doesn't wash clothes but it gives people a cool bath. It can clean the body and people can listen to music to have fun as well. It is really interesting and t of people like it.
Wear this pair of wheels on your shoes. You can go skating with it. This helps people walk （快速地） on their way to companies or schools. It has batteries inside so it can go for 10 to 15 kilometers （到处；处处）.
