do
did, done
begin
began, begun
be
was/were; been
forget
forgot, forgotten
find
found, found
catch
caught, caught
cost
cost, cost
get
got, got
drink
drank, drunk
become
became, become
bring
brought, brought
drive
drove, driven
fly
flew, flown
buy
bought, bought
go
went, gone
fall
fell, fallen
build
built, built
break
broke, broken
come
came, come
can
could; been able to
feel
felt, felt
eat
ate, eaten
give
gave, given