用方框中所给短语的适当形式填空
| drive it around put them back more than first prize stop inventing |
Lonnie Johnson always took things apart (分开). He sometimestogether. Other times he made new things from different parts. He learned how to use tools from his dad.
When he was young, Lonnie put an old engine (发动机) on a homemade go-cart. He loved.
He dreamed of being an inventor. In high school, Lonnie built a remote-control robot from some waste things. This won hisat the Alabama science fair. His friends called him "The Little Scientist". In college, Lonnie was an excellent student. After that, he became an Air Force officer, a rocket scientist and a business leader, but he never. You may have played with his most famous invention—the Super Soaker, a kind of water gun. Lonnie got the idea for this toy when working on another invention. When he tested a homemade part in his bathroom, it shot water across the room.
Today, Dr Lonnie Johnson has100 useful inventions. However, he still keeps trying new things.