HAVE
HAD
GUESS
GUESSED
LEAVE
LEFT
EAT
EATEN
SPEND
SPENT
READ
READ
BE
BEEN
WATCH
WATCHED
THROW
THROWN
SELL
SOLD
SEE
SEEN
KNOW
KNOWN
GIVE
GAVE
BUY
bought
TRY
TRIED
WORK
WORKED
CRY
CRIED
WIN
WON
HEAR
HEARD
DRINK
DRUNK