English verb conjugation
COULD RECONFIRM

Regular verb: reconfirm - reconfirmed - reconfirmed

Affirmation

Simple form	V-ing form
I could reconfirm you could reconfirm he could reconfirm we could reconfirm you could reconfirm they could reconfirm	I could be reconfirming you could be reconfirming he could be reconfirming we could be reconfirming you could be reconfirming they could be reconfirming
Perfect	V-ing perfect
I could have reconfirmed you could have reconfirmed he could have reconfirmed we could have reconfirmed you could have reconfirmed they could have reconfirmed	I could have been reconfirming you could have been reconfirming he could have been reconfirming we could have been reconfirming you could have been reconfirming they could have been reconfirming

Negation

Simple form	V-ing form
I could not reconfirm you could not reconfirm he could not reconfirm we could not reconfirm you could not reconfirm they could not reconfirm	I could not be reconfirming you could not be reconfirming he could not be reconfirming we could not be reconfirming you could not be reconfirming they could not be reconfirming
Perfect	V-ing perfect
I could not have reconfirmed you could not have reconfirmed he could not have reconfirmed we could not have reconfirmed you could not have reconfirmed they could not have reconfirmed	I could not have been reconfirming you could not have been reconfirming he could not have been reconfirming we could not have been reconfirming you could not have been reconfirming they could not have been reconfirming

Interrogative form

Simple form	V-ing form
could I reconfirm? could you reconfirm? could he reconfirm? could we reconfirm? could you reconfirm? could they reconfirm?	could I be reconfirming? could you be reconfirming? could he be reconfirming? could we be reconfirming? could you be reconfirming? could they be reconfirming?
Perfect	V-ing perfect
could I have reconfirmed? could you have reconfirmed? could he have reconfirmed? could we have reconfirmed? could you have reconfirmed? could they have reconfirmed?	could I have been reconfirming? could you have been reconfirming? could he have been reconfirming? could we have been reconfirming? could you have been reconfirming? could they have been reconfirming?

Interro-negative form

Simple form	V-ing form
could I not reconfirm? could you not reconfirm? could he not reconfirm? could we not reconfirm? could you not reconfirm? could they not reconfirm?	could I not be reconfirming? could you not be reconfirming? could he not be reconfirming? could we not be reconfirming? could you not be reconfirming? could they not be reconfirming?
Perfect	V-ing perfect
could I not have reconfirmed? could you not have reconfirmed? could he not have reconfirmed? could we not have reconfirmed? could you not have reconfirmed? could they not have reconfirmed?	could I not have been reconfirming? could you not have been reconfirming? could he not have been reconfirming? could we not have been reconfirming? could you not have been reconfirming? could they not have been reconfirming?