I said, but he broke in in mid-sentence.
"I'm sorry," she interrupted, turned, and fled from the room, leaving Fred in mid-sentence.
Turning to face him, she said, "Look, Mr. Parrish," and stopped in mid-sentence as their eyes met.
Sarah was asking Elisabeth about her art when she stopped mid-sentence, spotting her feet.
He stopped mid-sentence and shrugged in resignation.