must reface
Regular verb: reface - refaced- refaced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must reface
you must reface
she must reface
we must reface
you must reface
they must reface 	I must be refacing
you must be refacing
she must be refacing
we must be refacing
you must be refacing
they must be refacing	I must have refaced
you must have refaced
she must have refaced
we must have refaced
you must have refaced
they must have refaced	I must have been refacing
you must have been refacing
she must have been refacing
we must have been refacing
you must have been refacing
they must have been refacing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't reface
you mustn't reface
she mustn't reface
we mustn't reface
you mustn't reface
they mustn't reface 	I mustn't be refacing
you mustn't be refacing
she mustn't be refacing
we mustn't be refacing
you mustn't be refacing
they mustn't be refacing	I mustn't have refaced
you mustn't have refaced
she mustn't have refaced
we mustn't have refaced
you mustn't have refaced
they mustn't have refaced	I mustn't have been refacing
you mustn't have been refacing
she mustn't have been refacing
we mustn't have been refacing
you mustn't have been refacing
they mustn't have been refacing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I reface?
must you reface?
must she reface?
must we reface?
must you reface?
must they reface? 	must I be refacing?
must you be refacing?
must she be refacing?
must we be refacing?
must you be refacing?
must they be refacing? 	must I have refaced?
must you have refaced?
must she have refaced?
must we have refaced?
must you have refaced?
must they have refaced? 	must I have been refacing?
must you have been refacing?
must she have been refacing?
must we have been refacing?
must you have been refacing?
must they have been refacing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I reface?
mustn't you reface?
mustn't she reface?
mustn't we reface?
mustn't you reface?
mustn't they reface? 	mustn't I be refacing?
mustn't you be refacing?
mustn't she be refacing?
mustn't we be refacing?
mustn't you be refacing?
mustn't they be refacing? 	mustn't I have refaced?
mustn't you have refaced?
mustn't she have refaced?
mustn't we have refaced?
mustn't you have refaced?
mustn't they have refaced? 	mustn't I have been refacing?
mustn't you have been refacing?
mustn't she have been refacing?
mustn't we have been refacing?
mustn't you have been refacing?
mustn't they have been refacing?