Infinitive
be
past:was/were
participle:been
bought
infinitive: buy
participle: bought
drunk
infinitive: drink
past: drank
get up
past simple: got up
participle: got up
hid
infinitive: hide
participle: hidden
become
past:became
participle:become
could
infinitive: can
eaten
infinitive: eat
past: ate
give
past simple: gave
participle: given
knew
infinitive: know
participle: known
begin
past:began
participle: begun
caught
infinitive: catch
participle: caught
found
infinitive: find
past: found
go
past simple: went
participle: gone
learnt/learned
infinitive: learn
participle: learnt/learned
break
past:broke
participle: broken
came
infinitive: come
participle: come
flown
infinitive: fly
past: flew
have
past simple: had
participle: had
left
infinitive: leave
participle: left
build
past:built
participle: built
do
infinitive: did
participle: done
got
infinitive: get
past: got
hear
past simple: heard
participle: heard
lost
infinitive: lose
participle: lost