He suddenly sat up, said something she couldn't make out, then fell back again.

He sat up suddenly, realizing there was really no problem.

But about the middle of the afternoon he sat up straight suddenly.

I was still thinking about that when he suddenly sat up, his eyes wide open.

I started to leave when she suddenly sat up and caught at my arm.

She sat up suddenly and ran past him into the bathroom.

He sat up suddenly, turning to the other people in the room.

He sat up suddenly, the way a man used to action does.

And then she suddenly sat up to get a look at it.

The guard sat up suddenly, looking at the screen of number 15.