Resposta:
be- was/were
begin-began
cost-cost
eat-ate
give gave
know-knew
ring-rang
see-saw
understand-understood
become-became
break-broke
drive-drove
fall-fell
have-had
lie-lay
put-put
ring- rang
tell-told
write- wrote
os que tem a escrita igual, é assim mesmo o passado, não se preocupe
