John noticed my surprise at the news of his mother's remarriage and smiled rather ruefully. 
John smiled when he noticed my shock at his mother's remarriage.
John did not regard me in any way.
A man uses a microscope to identify an organism.
Two men are singing in a talent show.
There are not many natural gifts to be found in Madeira, which is surprising due to it's large area.
The griller is looking at his food.
The man's face was covered by a hood.
A person shades his face while preparing to speak.