Base form Past tense Past participle
Write Wrote Written
Win Won Won
Wear Wore Worn
Understand Understood Understood
Think Thought Thought
Tell Told Told
Teach Taught Taught
Take Took Taken
Stand Stood Stood
Spend Spent Spent
Speak Spoke Spoken
Sit Sat Sat
Set Set Set
Send Sent Sent
Sell Sold Sold
See Saw Seen
Say Said Said
Run Ran Run
Put Put Put
Pay Paid Paid