beak

它用喙叼着一根大棍子。

It carried a huge stick in its ___beak.

鹦鹉张开它色彩鲜艳的喙唱歌。

The parrot opened its colorful ___beak to sing.

老鹰用喙牢牢地叼住了鱼。

The eagle gripped the fish firmly in its ___beak.