English verb conjugation
COULD REFURBISH

Regular verb: refurbish - refurbished - refurbished

Affirmation

Simple form	V-ing form
I could refurbish you could refurbish she could refurbish we could refurbish you could refurbish they could refurbish	I could be refurbishing you could be refurbishing she could be refurbishing we could be refurbishing you could be refurbishing they could be refurbishing
Perfect	V-ing perfect
I could have refurbished you could have refurbished she could have refurbished we could have refurbished you could have refurbished they could have refurbished	I could have been refurbishing you could have been refurbishing she could have been refurbishing we could have been refurbishing you could have been refurbishing they could have been refurbishing

Negation

Simple form	V-ing form
I could not refurbish you could not refurbish she could not refurbish we could not refurbish you could not refurbish they could not refurbish	I could not be refurbishing you could not be refurbishing she could not be refurbishing we could not be refurbishing you could not be refurbishing they could not be refurbishing
Perfect	V-ing perfect
I could not have refurbished you could not have refurbished she could not have refurbished we could not have refurbished you could not have refurbished they could not have refurbished	I could not have been refurbishing you could not have been refurbishing she could not have been refurbishing we could not have been refurbishing you could not have been refurbishing they could not have been refurbishing

Interrogative form

Simple form	V-ing form
could I refurbish? could you refurbish? could she refurbish? could we refurbish? could you refurbish? could they refurbish?	could I be refurbishing? could you be refurbishing? could she be refurbishing? could we be refurbishing? could you be refurbishing? could they be refurbishing?
Perfect	V-ing perfect
could I have refurbished? could you have refurbished? could she have refurbished? could we have refurbished? could you have refurbished? could they have refurbished?	could I have been refurbishing? could you have been refurbishing? could she have been refurbishing? could we have been refurbishing? could you have been refurbishing? could they have been refurbishing?

Interro-negative form

Simple form	V-ing form
could I not refurbish? could you not refurbish? could she not refurbish? could we not refurbish? could you not refurbish? could they not refurbish?	could I not be refurbishing? could you not be refurbishing? could she not be refurbishing? could we not be refurbishing? could you not be refurbishing? could they not be refurbishing?
Perfect	V-ing perfect
could I not have refurbished? could you not have refurbished? could she not have refurbished? could we not have refurbished? could you not have refurbished? could they not have refurbished?	could I not have been refurbishing? could you not have been refurbishing? could she not have been refurbishing? could we not have been refurbishing? could you not have been refurbishing? could they not have been refurbishing?