A long time ago, there was an emperor. He had a beautiful garden. In the garden, there was a little nightingale ( 夜莺 )( 1 ) very beautifully. One day, the emperor( 2 ) this little bird's beautiful voice. He asked his guards to bring her to him. As soon as the emperor heard the nightingale's voice, he said, "Put her in a golden cage, so she can stay and sing for me whenever I want to ( 3 )her . Tlittle little bird was so unhappy about ( 4) in the cage that she stopped ( 5 ) one day. The emperor was very angry. He ordered the scientists in his palace to make a robot bird for him. The bird could sing very beautifully , too. The emperor was pleased. Soon the robot bird became old. It ( 6 ) sang beautiful songs. Just at that time, the emperor became very weak. One morning, while ( 7 ) in bed, the emperor wanted it to sing once again. But the robot bird couldn't sing ( 8 ) . Suddenly, the nightingale landed on the window. She began to sing her most beautiful song. The emperor was very happy! He became ( 9 ) each day. After the emperor was well, he changed a lot and became kind to his people.( 10 ) , all his people cherished( 爱戴 )him for his love and kindness.