乌鸦在树枝上发出沙哑的叫声。

The raven ___croaked hoarsely on the tree branch.

那只生病的金鱼昨晚终于死了。

The sick goldfish finally ___croaked last night.

老人用沙哑的声音低声说了几个字。

The old man ___croaked a few words in a hoarse whisper.