π°οΈ Specific completed event in the past
Form
verb + -ed / irregular past form
Example
Yesterday, I went canyoning.
Think:
π When did it happen?
π The event is finished.
π Past experience or event connected to now
Form
have / has + past participle
Example
I have been to London three times.
Think:
π Experience / result up to now
π The exact past moment isn't important.
Specific completed past event?
β Past Simple
I went to Athens two years ago.
Experience or connection with now?
β Present Perfect
I have been to Athens.
β οΈ Don't choose only because you see a time expression. Think about what you are trying to say.