A
break
broke
broken
write
wrote
written
see
saw
seen
leave
left
left
do
did
done
be
was/were
been
win
won
won
choose
chose
chosen
eat
ate
eaten
ride
rode
ridden
drink
drank
drunk
fall
fell
fallen
swim
swam
swum
go
went
been/gone
understand
understood
understood
stick
stuck
stuck
teach
taught
taught
spend
spent
spent
rise
rose
risen
feel
felt
felt