English verb conjugation
MUST WELT

Regular verb: welt - welted - welted

Affirmation

Simple form	V-ing form
I must welt you must welt he must welt we must welt you must welt they must welt	I must be welting you must be welting he must be welting we must be welting you must be welting they must be welting
Perfect	V-ing perfect
I must have welted you must have welted he must have welted we must have welted you must have welted they must have welted	I must have been welting you must have been welting he must have been welting we must have been welting you must have been welting they must have been welting

Negation

Simple form	V-ing form
I must not welt you must not welt he must not welt we must not welt you must not welt they must not welt	I must not be welting you must not be welting he must not be welting we must not be welting you must not be welting they must not be welting
Perfect	V-ing perfect
I must not have welted you must not have welted he must not have welted we must not have welted you must not have welted they must not have welted	I must not have been welting you must not have been welting he must not have been welting we must not have been welting you must not have been welting they must not have been welting

Interrogative form

Simple form	V-ing form
must I welt? must you welt? must he welt? must we welt? must you welt? must they welt?	must I be welting? must you be welting? must he be welting? must we be welting? must you be welting? must they be welting?
Perfect	V-ing perfect
must I have welted? must you have welted? must he have welted? must we have welted? must you have welted? must they have welted?	must I have been welting? must you have been welting? must he have been welting? must we have been welting? must you have been welting? must they have been welting?

Interro-negative form

Simple form	V-ing form
must I not welt? must you not welt? must he not welt? must we not welt? must you not welt? must they not welt?	must I not be welting? must you not be welting? must he not be welting? must we not be welting? must you not be welting? must they not be welting?
Perfect	V-ing perfect
must I not have welted? must you not have welted? must he not have welted? must we not have welted? must you not have welted? must they not have welted?	must I not have been welting? must you not have been welting? must he not have been welting? must we not have been welting? must you not have been welting? must they not have been welting?