“知更鸟”造句

一只知更鸟在地上啄食面包渣。
A robin was pecking at crumbs on the ground.

一只知更鸟落在篱笆上。
A robin was perching on the fence.

知更鸟叫起来是哪种声音?
How does a robin sing?

• #知更鸟