使用方框内的短语完成短文。

The Adventures of Tom Sawyer is written by Mark Twain .In the story .Tom __________  treasure with his friends .But they ________ in a cave .Everyone thinks he is dead．When Tom appears ,they_________ him .The themes of the story children growing up and becoming more  serious .The story is still read and loved by people_________, because Mark Twain wrote it in   the___________．It ________one of the greatest books in American literature.