How to use "harsh" in a sentence

I came here when the first Mrs de Winter was a bride.' Her voice was suddenly harsh

Even with the shutters and windows closed, I could hear the dull, harsh sound of the sea in the bay.

She went on speaking in a high, harsh voice.

She took a deep breath and went into the market, where the air was so cold that it pierced her bones, and where the harsh fluorescent lighting was too bright and too bleak to encourage fantasies.