学进去

Thomas Edison went to school ______ a very short time. He asked his teachers many questions ______ his teachers didn’t like him. ______ a few weeks, his mother taught him at home. Thomas also taught himself by ______ many books. When he was ten years old, he began to do experiments(实验) at home. When he was twelve years old, he began to work. He sold newspapers and sweets. He worked very hard. He made his first invention when he was only sixteen. When he was twenty-three, he first sold ______ invention. He was one of the greatest inventors in history.