When the door did open, however, something kept me on my feet.

Not knowing if he could even keep on his feet was worse.

One dose will keep you on your feet for about six hours.

Can't you keep on your bloody feet for a little longer?

You're not supposed to do that, but I had to keep an eye on my feet.

Don't let an old man keep you on your feet.

He kept his eyes on their feet and the floor.

It was all she could do to keep on her feet now.

Still, they'd keep him on his feet long enough to see this through.

But he was kept on his feet by justices who had more questions.