鸭子叫quack,duckquack

mother duck called"quack, quack, quack, quack.
那一只背上长了根漂亮羽毛的小鸭子, he led the others with a quack
quack, quack! 妈妈:真是一只友好的鸭子,小玻,快说"谢谢"!
mother duck said "quack, quack, quack, quack."
duck called quack quack quack时,妈妈可以 声音放大,双手可做鸭子叫