must gig
Regular verb: gig - giged- giged

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