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　　Some of the great inventors have changed the world more than others. We 1 Thomas Edision, but never seen him. We all know he was a great American inventor. Thomas Edison was his full name. Tom was short 2 Thomas. Young Tom was in school for only three months. At school he kept on 3 questions. Most of the questions were not about his lessons. Some of the questions were 4 strange that his teacher could not answer them. So he made Tom's mother 5 the boy out of school. At home she taught him herself. And she found him a very good pupil, who was very 6 in science.

　　One day, Edison saved a boy. The boy's father was thankful to teach Edison how to telegraph messages. This gave him a new start 7 .

　　 8 the age of 22, he with his own money 9 his own lab. Edision had 1, 093 inventions during his lifetime. He never gave up. He would keep 10 different ideas until he invented what he wanted.

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