He studied her expression and could see no trace of malice.

I could see that he was studying my expression.

Sister Brendan studied my expression for a moment before continuing.

She studied Remontoire's expression, doing her best to read it.

Helen turned her face up towards Alan and studied his expression.

Then he moved behind her and the chance to study his expression was gone.

Norman couldn't study its expression, but judging from her voice, it had become animated.

He turned, then stopped, studying her expression for what seemed an eternity.

She studied Jake's expression as he walked to the window and looked out toward the main house.

Studying his solemn expression, Carolyn knew she could not question him further.