English verb conjugation
COULD FURNISH

Regular verb: furnish - furnished - furnished

Affirmation

Simple form	V-ing form
I could furnish you could furnish she could furnish we could furnish you could furnish they could furnish	I could be furnishing you could be furnishing she could be furnishing we could be furnishing you could be furnishing they could be furnishing
Perfect	V-ing perfect
I could have furnished you could have furnished she could have furnished we could have furnished you could have furnished they could have furnished	I could have been furnishing you could have been furnishing she could have been furnishing we could have been furnishing you could have been furnishing they could have been furnishing

Negation

Simple form	V-ing form
I could not furnish you could not furnish she could not furnish we could not furnish you could not furnish they could not furnish	I could not be furnishing you could not be furnishing she could not be furnishing we could not be furnishing you could not be furnishing they could not be furnishing
Perfect	V-ing perfect
I could not have furnished you could not have furnished she could not have furnished we could not have furnished you could not have furnished they could not have furnished	I could not have been furnishing you could not have been furnishing she could not have been furnishing we could not have been furnishing you could not have been furnishing they could not have been furnishing

Interrogative form

Simple form	V-ing form
could I furnish? could you furnish? could she furnish? could we furnish? could you furnish? could they furnish?	could I be furnishing? could you be furnishing? could she be furnishing? could we be furnishing? could you be furnishing? could they be furnishing?
Perfect	V-ing perfect
could I have furnished? could you have furnished? could she have furnished? could we have furnished? could you have furnished? could they have furnished?	could I have been furnishing? could you have been furnishing? could she have been furnishing? could we have been furnishing? could you have been furnishing? could they have been furnishing?

Interro-negative form

Simple form	V-ing form
could I not furnish? could you not furnish? could she not furnish? could we not furnish? could you not furnish? could they not furnish?	could I not be furnishing? could you not be furnishing? could she not be furnishing? could we not be furnishing? could you not be furnishing? could they not be furnishing?
Perfect	V-ing perfect
could I not have furnished? could you not have furnished? could she not have furnished? could we not have furnished? could you not have furnished? could they not have furnished?	could I not have been furnishing? could you not have been furnishing? could she not have been furnishing? could we not have been furnishing? could you not have been furnishing? could they not have been furnishing?