be (am, is, are)
was/were - been
bring
brought - brought
buy
bought - bought
can
could - could
come
came - come
do
did - done
drink
drank - drunk
drive
drove - driven
eat
ate - eaten
feel
felt - felt
forget
forgot - forgotten
get
got - got (gotten)
give
gave - given
go
went - gone
have
had - had
keep
kept - kept
