to catch
caught - caught
to pay
paid - paid
to win
won - won
to bring
brought - brought
to swim
swam - swum
to fly
flew - flown
to bite
bit - bitten
to think
thought - thought
to run
ran - run
to see
saw - seen
to eat
ate - eaten
to read
read - read
to sing
sang - sung
to go
went - gone
to drink
drank - drunk
to know
knew - known
