Irregular verbs
Drink
Drunk
Accept
Accepted
Speak
Spoken
Believed
Have
Had
Be
Been
Enjoy
Enjoyed
Sell
Sold
Affect
Affected
become
became
Go
Gone
Start
Started
Send
Sent
Clean
Cleaned
Give
Given
Break
Broken
Open
Opened
Ring
Rung
Carry
Carried
Find
Found
Bring
Brought
Follow
Followed
Keep
Kept
Try
Tried
Know
Known