A rich (富有的) man wants to give his mother a birthday gift, but what will be the best one? One day he finds an amazing bird in the market. It can talk in twelve languages (语言) and sing ten famous operas (歌剧). He buys the bird quickly and sends it to his mother. It costs him $50,000.
The next day he phones to his mother. "What do you think of the bird, mother?"
"Oh, it's very delicious," his mother answers.