阅读理解

    Tom is a very old man. In the evening, he likes walking(走路)in the street. And he goes to bed at nine o'clock.

    But tonight, a car stops at his house. A policeman helps him get out. He tells Tom's wife, "The old man can't find his way in the street. He asks me to take him in the car."

    Later, the policeman(警察)leaves there, his wife asks, "Tom, you go to the street every night. But tonight you can't find the way, what's the matter(事情)?"

    The old man smiles and says, "I can't find my way? I don't want to walk home."