Once I saw a little bird(鹅妈妈童谣精讲版，游戏+教唱)

Once I saw a little bird Come hop, hop, hop And I cried, Little bird Will you stop, stop, stop? I was going to the window To say how do you do But he shook his little tail And far away he flew

老师的声音好听，主要是讲课讲的好极了。