wear
wore worn
think
thought thought
sell
sold sold
swim
swam swum
send
sent sent
stand
stood stood
see
saw seen
take
took taken
understand
understood understood
sing
sang sung
show
showed shown
speak
spoke spoken
spend
spent spent
throw
threw thrown
win
won won
sleep
slept slept
sit
sаt sаt
teach
taught taught
tell
told told
write
wrote written