英语作文:假如你是某中学的一名学生,将在世界中学生科技大赛中展示你的小发明，向评委们介绍你的发明

Question

会飞的自行车

Answer 1

Hello,everyone. I'm Bob from No.3 Middle School. This is my work. Now let me introduce it for you.
It is a bike that is different from the bikes in our life. It can fly. But how?We can ride it just like we ride the normal bikes .But if we want to fly , we should ride it as quickly as you can. When it is 30 kilometers per hour.,t will be fly. Take a look, and I will show for you.

Is it great? I think it is a good transportation for people. I like my bike very much. What about you?

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