Michael picked up the phone and forced a smile into his voice.

Forcing a more formal note into his voice, he continued.

Greg asked, and there was no need to force a tired tone into his voice, it came all too easily.

"I've brought you the paper," he said, forcing a cheerful note into his voice.

He tried to force some cheer into his voice.

"This is not possible," he said, forcing a cold calm into his voice.

She forced animation into her voice: "Will you look at this place?

He tried to force warmth into his voice and it came out sounding just that way: forced.

"Diane, let them in," Jerry said, trying to force authority into his voice.

"Yes," I said, trying to force bravado into my voice.