eat\do\work\stop\return的过去式和过去分词是什么?

eat\do\work\stop\return的过去式和过去分词是什么?
eat\do\work\stop\return的过去式和过去分词是什么?

eat\do\work\stop\return的过去式和过去分词是什么?
eat-ate-eaten
do-did-done
work-worked-worked
stop-stopped-stopped
return-returned-returned

ate eaten
did done
worked worked
stopped stopped
returned returned