English verb conjugation
MUST SAPONIFY

Regular verb: saponify - saponified - saponified

Affirmation

Simple form	V-ing form
I must saponify you must saponify he must saponify we must saponify you must saponify they must saponify	I must be saponifying you must be saponifying he must be saponifying we must be saponifying you must be saponifying they must be saponifying
Perfect	V-ing perfect
I must have saponified you must have saponified he must have saponified we must have saponified you must have saponified they must have saponified	I must have been saponifying you must have been saponifying he must have been saponifying we must have been saponifying you must have been saponifying they must have been saponifying

Negation

Simple form	V-ing form
I mustn't saponify you mustn't saponify he mustn't saponify we mustn't saponify you mustn't saponify they mustn't saponify	I mustn't be saponifying you mustn't be saponifying he mustn't be saponifying we mustn't be saponifying you mustn't be saponifying they mustn't be saponifying
Perfect	V-ing perfect
I mustn't have saponified you mustn't have saponified he mustn't have saponified we mustn't have saponified you mustn't have saponified they mustn't have saponified	I mustn't have been saponifying you mustn't have been saponifying he mustn't have been saponifying we mustn't have been saponifying you mustn't have been saponifying they mustn't have been saponifying

Interrogative form

Simple form	V-ing form
must I saponify? must you saponify? must he saponify? must we saponify? must you saponify? must they saponify?	must I be saponifying? must you be saponifying? must he be saponifying? must we be saponifying? must you be saponifying? must they be saponifying?
Perfect	V-ing perfect
must I have saponified? must you have saponified? must he have saponified? must we have saponified? must you have saponified? must they have saponified?	must I have been saponifying? must you have been saponifying? must he have been saponifying? must we have been saponifying? must you have been saponifying? must they have been saponifying?

Interro-negative form

Simple form	V-ing form
mustn't I saponify? mustn't you saponify? mustn't he saponify? mustn't we saponify? mustn't you saponify? mustn't they saponify?	mustn't I be saponifying? mustn't you be saponifying? mustn't he be saponifying? mustn't we be saponifying? mustn't you be saponifying? mustn't they be saponifying?
Perfect	V-ing perfect
mustn't I have saponified? mustn't you have saponified? mustn't he have saponified? mustn't we have saponified? mustn't you have saponified? mustn't they have saponified?	mustn't I have been saponifying? mustn't you have been saponifying? mustn't he have been saponifying? mustn't we have been saponifying? mustn't you have been saponifying? mustn't they have been saponifying?