English verb conjugation
MUST INCREASE

Regular verb: increase - increased - increased

Affirmation

Simple form	V-ing form
I must increase you must increase he must increase we must increase you must increase they must increase	I must be increasing you must be increasing he 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 he 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 he 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 must not increase you must not increase he must not increase we must not increase you must not increase they must not increase	I must not be increasing you must not be increasing he must not be increasing we must not be increasing you must not be increasing they must not be increasing
Perfect	V-ing perfect
I must not have increased you must not have increased he must not have increased we must not have increased you must not have increased they must not have increased	I must not have been increasing you must not have been increasing he must not have been increasing we must not have been increasing you must not have been increasing they must not have been increasing

Interrogative form

Simple form	V-ing form
must I increase? must you increase? must he increase? must we increase? must you increase? must they increase?	must I be increasing? must you be increasing? must he 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 he 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 he 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
must I not increase? must you not increase? must he not increase? must we not increase? must you not increase? must they not increase?	must I not be increasing? must you not be increasing? must he not be increasing? must we not be increasing? must you not be increasing? must they not be increasing?
Perfect	V-ing perfect
must I not have increased? must you not have increased? must he not have increased? must we not have increased? must you not have increased? must they not have increased?	must I not have been increasing? must you not have been increasing? must he not have been increasing? must we not have been increasing? must you not have been increasing? must they not have been increasing?