must visor
Regular verb: visor - visored- visored

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must visor
you must visor
she must visor
we must visor
you must visor
they must visor 	I must be visoring
you must be visoring
she must be visoring
we must be visoring
you must be visoring
they must be visoring	I must have visored
you must have visored
she must have visored
we must have visored
you must have visored
they must have visored	I must have been visoring
you must have been visoring
she must have been visoring
we must have been visoring
you must have been visoring
they must have been visoring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not visor
you must not visor
she must not visor
we must not visor
you must not visor
they must not visor 	I must not be visoring
you must not be visoring
she must not be visoring
we must not be visoring
you must not be visoring
they must not be visoring	I must not have visored
you must not have visored
she must not have visored
we must not have visored
you must not have visored
they must not have visored	I must not have been visoring
you must not have been visoring
she must not have been visoring
we must not have been visoring
you must not have been visoring
they must not have been visoring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I visor?
must you visor?
must she visor?
must we visor?
must you visor?
must they visor? 	must I be visoring?
must you be visoring?
must she be visoring?
must we be visoring?
must you be visoring?
must they be visoring? 	must I have visored?
must you have visored?
must she have visored?
must we have visored?
must you have visored?
must they have visored? 	must I have been visoring?
must you have been visoring?
must she have been visoring?
must we have been visoring?
must you have been visoring?
must they have been visoring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not visor?
must you not visor?
must she not visor?
must we not visor?
must you not visor?
must they not visor? 	must I not be visoring?
must you not be visoring?
must she not be visoring?
must we not be visoring?
must you not be visoring?
must they not be visoring? 	must I not have visored?
must you not have visored?
must she not have visored?
must we not have visored?
must you not have visored?
must they not have visored? 	must I not have been visoring?
must you not have been visoring?
must she not have been visoring?
must we not have been visoring?
must you not have been visoring?
must they not have been visoring?