Conjugación del verbo inglés
MUST CONFIRM

Verbo regular: confirm - confirmed - confirmed

Afirmación

Forma simple	Forma con V-ing
I must confirm you must confirm he must confirm we must confirm you must confirm they must confirm	I must be confirming you must be confirming he must be confirming we must be confirming you must be confirming they must be confirming
Perfecto	Perfecto con V-ing
I must have confirmed you must have confirmed he must have confirmed we must have confirmed you must have confirmed they must have confirmed	I must have been confirming you must have been confirming he must have been confirming we must have been confirming you must have been confirming they must have been confirming

Negación

Forma simple	Forma con V-ing
I mustn't confirm you mustn't confirm he mustn't confirm we mustn't confirm you mustn't confirm they mustn't confirm	I mustn't be confirming you mustn't be confirming he mustn't be confirming we mustn't be confirming you mustn't be confirming they mustn't be confirming
Perfecto	Perfecto con V-ing
I mustn't have confirmed you mustn't have confirmed he mustn't have confirmed we mustn't have confirmed you mustn't have confirmed they mustn't have confirmed	I mustn't have been confirming you mustn't have been confirming he mustn't have been confirming we mustn't have been confirming you mustn't have been confirming they mustn't have been confirming

Forma interrogativa

Forma simple	Forma con V-ing
must I confirm? must you confirm? must he confirm? must we confirm? must you confirm? must they confirm?	must I be confirming? must you be confirming? must he be confirming? must we be confirming? must you be confirming? must they be confirming?
Perfecto	Perfecto con V-ing
must I have confirmed? must you have confirmed? must he have confirmed? must we have confirmed? must you have confirmed? must they have confirmed?	must I have been confirming? must you have been confirming? must he have been confirming? must we have been confirming? must you have been confirming? must they have been confirming?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I confirm? mustn't you confirm? mustn't he confirm? mustn't we confirm? mustn't you confirm? mustn't they confirm?	mustn't I be confirming? mustn't you be confirming? mustn't he be confirming? mustn't we be confirming? mustn't you be confirming? mustn't they be confirming?
Perfecto	Perfecto con V-ing
mustn't I have confirmed? mustn't you have confirmed? mustn't he have confirmed? mustn't we have confirmed? mustn't you have confirmed? mustn't they have confirmed?	mustn't I have been confirming? mustn't you have been confirming? mustn't he have been confirming? mustn't we have been confirming? mustn't you have been confirming? mustn't they have been confirming?