English verb conjugation
MUST RECONFIRM

Regular verb: reconfirm - reconfirmed - reconfirmed

Affirmation

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

Negation

Simple form	V-ing form
I mustn't reconfirm you mustn't reconfirm he mustn't reconfirm we mustn't reconfirm you mustn't reconfirm they mustn't reconfirm	I mustn't be reconfirming you mustn't be reconfirming he mustn't be reconfirming we mustn't be reconfirming you mustn't be reconfirming they mustn't be reconfirming
Perfect	V-ing perfect
I mustn't have reconfirmed you mustn't have reconfirmed he mustn't have reconfirmed we mustn't have reconfirmed you mustn't have reconfirmed they mustn't have reconfirmed	I mustn't have been reconfirming you mustn't have been reconfirming he mustn't have been reconfirming we mustn't have been reconfirming you mustn't have been reconfirming they mustn't have been reconfirming

Interrogative form

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

Interro-negative form

Simple form	V-ing form
mustn't I reconfirm? mustn't you reconfirm? mustn't he reconfirm? mustn't we reconfirm? mustn't you reconfirm? mustn't they reconfirm?	mustn't I be reconfirming? mustn't you be reconfirming? mustn't he be reconfirming? mustn't we be reconfirming? mustn't you be reconfirming? mustn't they be reconfirming?
Perfect	V-ing perfect
mustn't I have reconfirmed? mustn't you have reconfirmed? mustn't he have reconfirmed? mustn't we have reconfirmed? mustn't you have reconfirmed? mustn't they have reconfirmed?	mustn't I have been reconfirming? mustn't you have been reconfirming? mustn't he have been reconfirming? mustn't we have been reconfirming? mustn't you have been reconfirming? mustn't they have been reconfirming?