An old woman opens her window and looks out of it. The sun shines brightly. There is a man in the garden in front of her house. The old woman looks at him and says, “He is eating grass.”She goes out into the garden and says to the man, “Are you very hungry?" The man says, “Yes, I am. I'm a poor man. I don't have breakfast today. ”The old woman says to him, “Come to the back(后面)of my house. ”And she goes in again. The man smiles happily and goes to the back of the house. The old woman opens the door and says to the poor man, “The grass is longer behind the house. ''