How to use "keeps" in a sentence

There is another shout from behind him, but Jake keeps moving

The sun is lower in the sky now, it's a little less hot, and the radio keeps him company with old songs about love and women, rock and roll and country music

He remembers the baseball bat he keeps in there

He thinks that if he keeps running he can escape and find help; find the real police.

But once in a while, a guy really loses track, doesn't get up for hours and hours, just keeps on playing like a zombie

That's what keeps it from getting boring."