to write
wrote, written
to win
won, won
to wear
wore, worn
to understand
understood, understood
to think
thought, thought
to take
took, taken
to swim
swam, swum
to stand
stood, stood
to spend
spent, spent
to spell
spelt, spelt or spelled, spelled
to speak
spoke, spoken
to sleep
slept, slept
to sit
sat, sat
to sing
sang, sung
to send
sent, sent
to see
saw, seen
