Base → Simple Past
go
went
ate
eat
see
had seen
had gone
go
By the time we arrived, the movie ___ (already/start).
had already started
write
wrote
brought
bring
break
had broken
had taken
take
She ___ (finish) her homework before her mom got home.
had finished
begin
came
come
choose
had chosen
had make
make
He was tired because he ___ (run) five miles that morning.
had run
swim
swam
drove
drive
eat
had eaten
had known
know
I recognized her because I ___ (meet) her before.
had met
lie (to recline)
lay
sought
seek
rise
had risen
had given
gave
They couldn't get in because they ___ (forget) their keys.
had forgotten