Tuttle

例句：

1. 1.The baby chicks are just starting to walk.
   小鸡们刚开始学走路。
2. 2.The ducklings were swimming in the pond.
   鸭子们在池塘里游泳。
3. 3.The farmer was busy tending to his chickens and ducks.
   农民忙着照顾他的鸡和鸭子。