初三 英语 短文改错 请详细解答,谢谢!(15 13:44:7)

初三 英语 短文改错 请详细解答,谢谢!(15 13:44:7)
  edison  was a great America inventor.When he was young,he was always asking questions and tried out new ideas.No matter how hard it was,he never gives up.He was in school for only three months.He had many strange questions and most of them had nothing to do  with his lessons.The teacher didn't want to teach him any more.So his mother taught her herself,and she found him to be a very good pupil.At the age of 12 years,he started writing his own newspaper.In 1892 he saved a boy and the boy's father taught him how to send message by telegraph.When he was 22,he moved to New York to be a inventor. There he had lots of inventions.Edison was a man never gave up. 
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