Man sitting by himself in city park.
A man sits in the park.
A man rides an elevator to his office.
She was soaring.
The man is stocking shelves.
A snowmobile driver makes a sharp turn on a sand dune. .
the kids are warm and cozy tucked in bed for the night
a man is making a pb&j for lunch
SO2 and NOx emissions contribute to the problems in the atmosphere.