The stories in picture books are short and concise. Sometimes, though the story is finished, a new story is brewing at the end, which makes people still want to finish the story. The wonderful part of the end suddenly, but let the children's mood fly, produced a lot of imagination, these interesting ideas let every child is eager to move, can not help but want to add a "tail" to the story. If they were asked to write, no one would have nothing to say.