to eat
ate - eaten
to know
knew - known
to pay
paid - paid
to fly
flew - flown
to think
thought - thought
to hurt
hurt - hurt
to catch
caught - caught
to see
saw - seen
to sleep
slept - slept
to find
found - found
to break
broke - broken
to bring
brought - brought
to drink
drank - drunk
to sing
sang - sung
to meet
met - met
to bite
bit - bitten
to win
won - won
to run
ran - run
to swim
swam - swum
to hear
heard - heard
to go
went - gone
to read
read - read
to do
did - done