English verb conjugation
MUST INVAGINATE

Regular verb: invaginate - invaginated - invaginated

Affirmation

Simple form	V-ing form
I must invaginate you must invaginate he must invaginate we must invaginate you must invaginate they must invaginate	I must be invaginating you must be invaginating he must be invaginating we must be invaginating you must be invaginating they must be invaginating
Perfect	V-ing perfect
I must have invaginated you must have invaginated he must have invaginated we must have invaginated you must have invaginated they must have invaginated	I must have been invaginating you must have been invaginating he must have been invaginating we must have been invaginating you must have been invaginating they must have been invaginating

Negation

Simple form	V-ing form
I mustn't invaginate you mustn't invaginate he mustn't invaginate we mustn't invaginate you mustn't invaginate they mustn't invaginate	I mustn't be invaginating you mustn't be invaginating he mustn't be invaginating we mustn't be invaginating you mustn't be invaginating they mustn't be invaginating
Perfect	V-ing perfect
I mustn't have invaginated you mustn't have invaginated he mustn't have invaginated we mustn't have invaginated you mustn't have invaginated they mustn't have invaginated	I mustn't have been invaginating you mustn't have been invaginating he mustn't have been invaginating we mustn't have been invaginating you mustn't have been invaginating they mustn't have been invaginating

Interrogative form

Simple form	V-ing form
must I invaginate? must you invaginate? must he invaginate? must we invaginate? must you invaginate? must they invaginate?	must I be invaginating? must you be invaginating? must he be invaginating? must we be invaginating? must you be invaginating? must they be invaginating?
Perfect	V-ing perfect
must I have invaginated? must you have invaginated? must he have invaginated? must we have invaginated? must you have invaginated? must they have invaginated?	must I have been invaginating? must you have been invaginating? must he have been invaginating? must we have been invaginating? must you have been invaginating? must they have been invaginating?

Interro-negative form

Simple form	V-ing form
mustn't I invaginate? mustn't you invaginate? mustn't he invaginate? mustn't we invaginate? mustn't you invaginate? mustn't they invaginate?	mustn't I be invaginating? mustn't you be invaginating? mustn't he be invaginating? mustn't we be invaginating? mustn't you be invaginating? mustn't they be invaginating?
Perfect	V-ing perfect
mustn't I have invaginated? mustn't you have invaginated? mustn't he have invaginated? mustn't we have invaginated? mustn't you have invaginated? mustn't they have invaginated?	mustn't I have been invaginating? mustn't you have been invaginating? mustn't he have been invaginating? mustn't we have been invaginating? mustn't you have been invaginating? mustn't they have been invaginating?