Base form

Past simple

Past Participle

Base form

Past simple

Past Participle

to eat

to be 

to swim 

to sing

to sleep

to drive

to take

to draw

to spend 

to speak

to think 

to teach 

to find

to do

to understand

to forget

to see

to wear

to fly

to know

to fight 

to sell

to hear

to drink

to read 

to make

to give

to build

to hurt

to buy

to forgive

to bring

to break

to keep 

to learn

to fight