English verb conjugation
MUST DULCIFY

Regular verb: dulcify - dulcified - dulcified

Affirmation

Simple form	V-ing form
I must dulcify you must dulcify he must dulcify we must dulcify you must dulcify they must dulcify	I must be dulcifying you must be dulcifying he must be dulcifying we must be dulcifying you must be dulcifying they must be dulcifying
Perfect	V-ing perfect
I must have dulcified you must have dulcified he must have dulcified we must have dulcified you must have dulcified they must have dulcified	I must have been dulcifying you must have been dulcifying he must have been dulcifying we must have been dulcifying you must have been dulcifying they must have been dulcifying

Negation

Simple form	V-ing form
I mustn't dulcify you mustn't dulcify he mustn't dulcify we mustn't dulcify you mustn't dulcify they mustn't dulcify	I mustn't be dulcifying you mustn't be dulcifying he mustn't be dulcifying we mustn't be dulcifying you mustn't be dulcifying they mustn't be dulcifying
Perfect	V-ing perfect
I mustn't have dulcified you mustn't have dulcified he mustn't have dulcified we mustn't have dulcified you mustn't have dulcified they mustn't have dulcified	I mustn't have been dulcifying you mustn't have been dulcifying he mustn't have been dulcifying we mustn't have been dulcifying you mustn't have been dulcifying they mustn't have been dulcifying

Interrogative form

Simple form	V-ing form
must I dulcify? must you dulcify? must he dulcify? must we dulcify? must you dulcify? must they dulcify?	must I be dulcifying? must you be dulcifying? must he be dulcifying? must we be dulcifying? must you be dulcifying? must they be dulcifying?
Perfect	V-ing perfect
must I have dulcified? must you have dulcified? must he have dulcified? must we have dulcified? must you have dulcified? must they have dulcified?	must I have been dulcifying? must you have been dulcifying? must he have been dulcifying? must we have been dulcifying? must you have been dulcifying? must they have been dulcifying?

Interro-negative form

Simple form	V-ing form
mustn't I dulcify? mustn't you dulcify? mustn't he dulcify? mustn't we dulcify? mustn't you dulcify? mustn't they dulcify?	mustn't I be dulcifying? mustn't you be dulcifying? mustn't he be dulcifying? mustn't we be dulcifying? mustn't you be dulcifying? mustn't they be dulcifying?
Perfect	V-ing perfect
mustn't I have dulcified? mustn't you have dulcified? mustn't he have dulcified? mustn't we have dulcified? mustn't you have dulcified? mustn't they have dulcified?	mustn't I have been dulcifying? mustn't you have been dulcifying? mustn't he have been dulcifying? mustn't we have been dulcifying? mustn't you have been dulcifying? mustn't they have been dulcifying?