题目内容：

 

be   have  so   safe   ask   interest  America  many   play   thank  safe  how

 

Thomas Edison was a great 1._______ inventor. When he was a child, he was always  2.________   questions and trying out new ideas. No matter3.________  hard it was, he never gave up.

Young Tom was in school for only three months. His teacher didn't understand why he had 4.________  many strange questions. Most of them were not about his lessons. The teacher didn't want to teach Tom any 5.________ . He asked Tom's mother to take the boy home. Tom's mother taught him to read and write, and she found him6.________  a very good pupil. He learnt very fast and became very7.________ in science.

One day , he saw a little boy  8.________ on the railway tracks at a station. A train was coming near quickly, and the boy was too frightened to move. Edison rushed out and carried the boy to9.________. The boy's father was so 10._______  that  he taught Edison to send messages by telegraph.