English verb conjugation
MUST INCREASE

Regular verb: increase - increased - increased

Affirmation

Simple form	V-ing form
I must increase you must increase she must increase we must increase you must increase they must increase	I must be increasing you must be increasing she must be increasing we must be increasing you must be increasing they must be increasing
Perfect	V-ing perfect
I must have increased you must have increased she must have increased we must have increased you must have increased they must have increased	I must have been increasing you must have been increasing she must have been increasing we must have been increasing you must have been increasing they must have been increasing

Negation

Simple form	V-ing form
I mustn't increase you mustn't increase she mustn't increase we mustn't increase you mustn't increase they mustn't increase	I mustn't be increasing you mustn't be increasing she mustn't be increasing we mustn't be increasing you mustn't be increasing they mustn't be increasing
Perfect	V-ing perfect
I mustn't have increased you mustn't have increased she mustn't have increased we mustn't have increased you mustn't have increased they mustn't have increased	I mustn't have been increasing you mustn't have been increasing she mustn't have been increasing we mustn't have been increasing you mustn't have been increasing they mustn't have been increasing

Interrogative form

Simple form	V-ing form
must I increase? must you increase? must she increase? must we increase? must you increase? must they increase?	must I be increasing? must you be increasing? must she be increasing? must we be increasing? must you be increasing? must they be increasing?
Perfect	V-ing perfect
must I have increased? must you have increased? must she have increased? must we have increased? must you have increased? must they have increased?	must I have been increasing? must you have been increasing? must she have been increasing? must we have been increasing? must you have been increasing? must they have been increasing?

Interro-negative form

Simple form	V-ing form
mustn't I increase? mustn't you increase? mustn't she increase? mustn't we increase? mustn't you increase? mustn't they increase?	mustn't I be increasing? mustn't you be increasing? mustn't she be increasing? mustn't we be increasing? mustn't you be increasing? mustn't they be increasing?
Perfect	V-ing perfect
mustn't I have increased? mustn't you have increased? mustn't she have increased? mustn't we have increased? mustn't you have increased? mustn't they have increased?	mustn't I have been increasing? mustn't you have been increasing? mustn't she have been increasing? mustn't we have been increasing? mustn't you have been increasing? mustn't they have been increasing?