English verb conjugation
COULD REFINISH

Regular verb: refinish - refinished - refinished

Affirmation

Simple form	V-ing form
I could refinish you could refinish he could refinish we could refinish you could refinish they could refinish	I could be refinishing you could be refinishing he could be refinishing we could be refinishing you could be refinishing they could be refinishing
Perfect	V-ing perfect
I could have refinished you could have refinished he could have refinished we could have refinished you could have refinished they could have refinished	I could have been refinishing you could have been refinishing he could have been refinishing we could have been refinishing you could have been refinishing they could have been refinishing

Negation

Simple form	V-ing form
I could not refinish you could not refinish he could not refinish we could not refinish you could not refinish they could not refinish	I could not be refinishing you could not be refinishing he could not be refinishing we could not be refinishing you could not be refinishing they could not be refinishing
Perfect	V-ing perfect
I could not have refinished you could not have refinished he could not have refinished we could not have refinished you could not have refinished they could not have refinished	I could not have been refinishing you could not have been refinishing he could not have been refinishing we could not have been refinishing you could not have been refinishing they could not have been refinishing

Interrogative form

Simple form	V-ing form
could I refinish? could you refinish? could he refinish? could we refinish? could you refinish? could they refinish?	could I be refinishing? could you be refinishing? could he be refinishing? could we be refinishing? could you be refinishing? could they be refinishing?
Perfect	V-ing perfect
could I have refinished? could you have refinished? could he have refinished? could we have refinished? could you have refinished? could they have refinished?	could I have been refinishing? could you have been refinishing? could he have been refinishing? could we have been refinishing? could you have been refinishing? could they have been refinishing?

Interro-negative form

Simple form	V-ing form
could I not refinish? could you not refinish? could he not refinish? could we not refinish? could you not refinish? could they not refinish?	could I not be refinishing? could you not be refinishing? could he not be refinishing? could we not be refinishing? could you not be refinishing? could they not be refinishing?
Perfect	V-ing perfect
could I not have refinished? could you not have refinished? could he not have refinished? could we not have refinished? could you not have refinished? could they not have refinished?	could I not have been refinishing? could you not have been refinishing? could he not have been refinishing? could we not have been refinishing? could you not have been refinishing? could they not have been refinishing?