书就像一棵大树，树里有个树洞，每当我难过的时候，只要在树洞里坐坐，我就感到开心和快乐，悲伤而难过一下子就不见了。
Book is like a tree, the tree there was a tree in the hole, when I am sad, as long as the tree hole sit, I will feel happy and happy, sad and sad suddenly disappeared.
书就像一棵大树，树里有个树洞，每当我难过的时候，只要在树洞里坐坐，我就感到开心和快乐，悲伤而难过一下子就不见了。
Book is like a tree, the tree there was a tree in the hole, when I am sad, as long as the tree hole sit, I will feel happy and happy, sad and sad suddenly disappeared.
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