Here is a list of commonly used irregular verbs with their base form, simple past form and the past participle.

BASE FORM

SIMPLE PAST

PAST PARTICIPLE

Be

Was, Were

Been

Beat

Beat

Beaten

Become

Became

Become

Begin

Began

Begun

Bet

Bet

Bet

Bite

Bit

Bitten

Break

Broke

Broken

Bring

Brought

Brought

Build

Built

Built

Burn

Burnt

Burnt

Buy

Bought

Bought

Catch

Caught

Caught

Choose

Chose

Chosen

Come

Came

Come

Cut

Cut

Cut

Dig

Dug

Dug

Do

Did

Done

Dream

Dreamt

Dreamt

Drink

Drank

Drunk

Drive

Drove

Driven

Eat

Ate

Eaten

Fall

Fell

Fallen

Feel

Felt

Felt

Fight

Fought

Fought

Find

Found

Found

Fly

Flew

Flown

Forget

Forgot

Forgotten

Forgive

Forgave

Forgiven

Get

Got

Got

Give

Gave

Given

Go

Went

Gone

Grow

Grew

Grown

Hang

Hung

Hung

Have

Had

Had

Hear

Heard

Heard

Hide

Hid

Hidden

Hit

Hit

Hit

Hold

Held

Held

Hurt

Hurt

Hurt

Keep

Kept

Kept

Know

Knew

Known

Learn

Learnt

Learnt

Leave

Left

Left

Lend

Lent

Lent

Lose

Lost

Lost

Make

Made

Made

Meet

Met

Met

Pay

Paid

Paid

Put

Put

Put

Read

Read

Read

Ride

Rode

Ridden

Ring

Rang

Rung

Run

Ran

Run

Say

Said

Said

See

Saw

Seen

Sell

Sold

Sold

Send

Sent

Sent

Sing

Sang

Sung

Sleep

Slept

Slept

Speak

Spoke

Spoken

Stand

Stood

Stood

Sweep

Swept

Swept

Swim

Swam

Swum

Take

Took

Taken

Teach

Taught

Taught

Tear

Tore

Torn

Tell

Told

Told

Think

Thought

Thought

Throw

Threw

Threw

Understand

Understood

Understood

Wake

Woke

Waken

Wear

Wore

Worn

Weep

Wept

Wept

Win

Won

Won

Write

Wrote

Written