We use the past simple to talk about actions that happened and finished in the past.
In English, regular verbs in the past end in -ed (e.g., walk → walked), but some are irregular (e.g., go → went).
Base Verb - Past Simple
Regular
walk - walked
open - opened
scream - screamed
Irregular
go - went
see - saw
say - said
run - ran
Apply how to use simple past tense with the story below