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　　Lonnie Johnson always loved taking things apart(分開). He 81 /'sʌmtaimz/ put them back together. Other times he made new things from different 82 ( part). He learned how to use tools from his dad.

　　At 13, Lonnie put an old engine(發(fā)動機(jī))on a homemade go-cart. He loved driving it around. He dreamed of being 83 inventor. By high school, Lonnie built a remote-control robot from some waste things. This won him first prize at the Alabama State Science Fair. His friends called 84 "The Little Scientist. In college, Lonnie was an excellent student. After that, he 85 (become )an Air Force officer, rocket scientist and business leader. 86 he never stopped inventing. You may have played with his most famous invention---the Super Soaker, a kind of water gun. Lonnie got the idea for this 87 /tɔi/ while working on another invention. When he tested a homemade part in his bathroom, it shot water 88 / ə’ krɔs/ the room.

　　Today, Dr. Lonnie Johnson has more than 100 89 (use) inventions. However, he still keeps 90 (try)new things.