Mr Li works in a big factory.Two years ago, he was a good worker, a good husband and a good father.But then things changed. He began to play mah-jong.

　　李先生在一家大工厂工作。两年以前，他曾是一位好工人，好丈夫，好父亲。可是后来情况变了，他开始玩上了麻将。