Mark had sat for almost 20 minutes, so it was a judgment call.

Mark sat down to lunch that day in good spirits.

After the young man left, Mark sat for a while in thought.

I moved back to the spot where Mark had been sitting.

After he hangs up the phone, Mark sits back down.

Mark sat behind a screen of logs and brush where he could watch without being seen.

Mark turned from them, and sat staring at the sword.

Mark sat on the edge of his seat, and was suddenly terrified.

That night Mark sat up and killed a bottle of wine.

Mark was sitting in front of the fire, reading a paper.