Abstract nouns can become countable
Abstract nouns can become countable:
Experience meaning 'something which happened to someone' is countable:
He had an exciting experience some exciting experiences (= adventure/s) last week.
Work meaning 'occupation/employment/a job/jobs' is singular:
He is looking/or work/for a job. I do homework.
She does housework.
But roadworksmeans 'repair of roads'.
works(plural only) can mean 'factory' or 'moving parts of a machine'.
works(usually plural) can be used of literary or musical compositions: Shakespeare's complete works.