English verb conjugation
MUST GIG

Regular verb: gig - giged - giged

Affirmation

Simple form	V-ing form
I must gig you must gig he must gig we must gig you must gig they must gig	I must be giging you must be giging he must be giging we must be giging you must be giging they must be giging
Perfect	V-ing perfect
I must have giged you must have giged he must have giged we must have giged you must have giged they must have giged	I must have been giging you must have been giging he must have been giging we must have been giging you must have been giging they must have been giging

Negation

Simple form	V-ing form
I must not gig you must not gig he must not gig we must not gig you must not gig they must not gig	I must not be giging you must not be giging he must not be giging we must not be giging you must not be giging they must not be giging
Perfect	V-ing perfect
I must not have giged you must not have giged he must not have giged we must not have giged you must not have giged they must not have giged	I must not have been giging you must not have been giging he must not have been giging we must not have been giging you must not have been giging they must not have been giging

Interrogative form

Simple form	V-ing form
must I gig? must you gig? must he gig? must we gig? must you gig? must they gig?	must I be giging? must you be giging? must he be giging? must we be giging? must you be giging? must they be giging?
Perfect	V-ing perfect
must I have giged? must you have giged? must he have giged? must we have giged? must you have giged? must they have giged?	must I have been giging? must you have been giging? must he have been giging? must we have been giging? must you have been giging? must they have been giging?

Interro-negative form

Simple form	V-ing form
must I not gig? must you not gig? must he not gig? must we not gig? must you not gig? must they not gig?	must I not be giging? must you not be giging? must he not be giging? must we not be giging? must you not be giging? must they not be giging?
Perfect	V-ing perfect
must I not have giged? must you not have giged? must he not have giged? must we not have giged? must you not have giged? must they not have giged?	must I not have been giging? must you not have been giging? must he not have been giging? must we not have been giging? must you not have been giging? must they not have been giging?