How to use "whistled" in a sentence

The dolphin whistled again, then turned away, its back making an arch in the water

We called and whistled, but he did not come.

Favell whistled quietly under his breath.

Slot machines rang and beeped and whistled and buzzed

Steamships whistled and sent up clouds of steam, sails were let out and small boats rushed here and there

It whistled as it worked, and no Martian seemed to be controlling it.