But she would only look back at him with the same expression on her face.

For a long time he looked deep into her face with a serious expression.

He was looking at me with an expression I couldn't read.

She looked at me for a moment longer with an expression I couldn't read.

He did not move, but looked at her with a serious expression on his face.

The young men looked at each other with an expression of fear.

He looks at me with an expression that seems to mean Go ahead.

David looked at me with an expression that I couldn't begin to understand.

She stopped and looked at him with a new expression.

Jack looked at her with a serious expression on his face.