Past simple and past participle
put
put / put
teach
taught / taught
sleep
slept / slept
read
read / read
hit
hit / hit
send
sent / sent
find
found / found
wake
woke / woken
smell
smelt / smelt
show
showed / shown
keep
kept / kept
sell
sold / sold
hold
held / held
eat
ate / eaten
tell
told / told
catch
caught / caught
break
broke / broken
hurt
hurt / hurt
drive
drove / driven
win
won / won
build
built / built
hear
heard / heard
think
thought / thought
left / left
spend
spent / spent