Leave
Left (both)
Pay
Paid (both)
Buy
Bought (both)
Fly
Flew / flown
Lose
Lost (both)
Forget
Forgot / forgotten
Begin
Began / bengun
Become
Became / become
Forgive
Forgave / forgiven
Send
Sent (both)
See
Saw /seen
Be
Was / were, been
Sing
Sang / sung
Build
Built (both)
Swim
Swam / swum
Make
Made (both)
Meet
Met (both)
Say
Said (both)
Fall
Fell / fallen
Catch
Caught (both)
Drink
Drank / drunk
Go
Went / gone
Have
Had / had
Take
Took / taken
Come
Came / come
Throw
Threw / thrown
Bring
Brought (both)
Spend
Spent (both)
Ring
Rang / rung
Draw
Drew / drawn
Hit
Hit (both)
Keep
Kept (both)
Wake
Woke / woken
Sleep
Slept (both)
Wear
Wore / worn
Find
Found (found)
Write
Wrote / written
Know
Knew / known
Give
Gave / given
Drive
Drove / driven
Ride
Rode / ridden
Grow
Grew / grown
Read
Read (both)
Hide
Hid / hidden
Think
Thought (both)
Speak
Spoke / spoken
Shake
Shook / shaken
Find
Found (both)
Do
Did /done
Choose
Chose / chosen
Break
Broke / broken
Get
Got / gotten
Eat
Ate / eaten
Run
Ran / Run