Past Simple* Acties die zijn gebeurd en afgelopen.
He cycled to school yesterday.
Did you buy a new watch?
They didn't play that game when they were young.
Present Perfect * Acties die zijn begonnen in het verleden en waar je nog steeds het gevolg van ziet.
He has lost his key.
Have they played football since they were four?
I haven't been to New York yet.