An old man reading his papers while selling some paints, plastic bins and plastic chairs.
The old man reads a paper.
The old man swims.
Window cleaners clean a building.
A baker makes a cake.
Poirot said happily, "Just hold on to your faith, Mr. Cavendish"
A boy is skating on a street.
The man is sitting on the couch reading.
That is not likely to occur.