cost
cost/cost
sell
sold/sold
make
made/made
buy
bought/bought
have
had/had
leave
left/left
sit
sat/sat
fall
fell/fallen
see
saw/seen
get
got/got
keep
kept/kept
hear
heard/heard
do
did/done
put
put/put
think
thought/thought
drink
drank/drunk
pay
paid/paid
steal
stole/stolen
sing
sang/sung
wake up
woke up/woken up
stand
stood/stood
eat
ate/eaten
forget
forgot/forgotten
bring
brought/brought
write
wrote/written
take
took/taken
grow
grew/grown
send
sent/sent
tell
told/told
go
went/gone
catch
caught/caught
know
knew/known
be
was/were/been
speak
spoke/spoken
come
came/come
can
could
drive
drove/driven
win
won/won
break
broke/broken
teach
taught/taught
read
read/read
sleep
slept/slept
give
gave/given
run
ran/run
swim
swam/swum
feel
felt/felt
say
said/said
meet
met/met