must vitrify
Verbo regolare: vitrify - vitrified- vitrified

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must vitrify
you must vitrify
he must vitrify
we must vitrify
you must vitrify
they must vitrify 	I must be vitrifying
you must be vitrifying
he must be vitrifying
we must be vitrifying
you must be vitrifying
they must be vitrifying	I must have vitrified
you must have vitrified
he must have vitrified
we must have vitrified
you must have vitrified
they must have vitrified	I must have been vitrifying
you must have been vitrifying
he must have been vitrifying
we must have been vitrifying
you must have been vitrifying
they must have been vitrifying	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not vitrify
you must not vitrify
he must not vitrify
we must not vitrify
you must not vitrify
they must not vitrify 	I must not be vitrifying
you must not be vitrifying
he must not be vitrifying
we must not be vitrifying
you must not be vitrifying
they must not be vitrifying	I must not have vitrified
you must not have vitrified
he must not have vitrified
we must not have vitrified
you must not have vitrified
they must not have vitrified	I must not have been vitrifying
you must not have been vitrifying
he must not have been vitrifying
we must not have been vitrifying
you must not have been vitrifying
they must not have been vitrifying	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I vitrify?
must you vitrify?
must he vitrify?
must we vitrify?
must you vitrify?
must they vitrify? 	must I be vitrifying?
must you be vitrifying?
must he be vitrifying?
must we be vitrifying?
must you be vitrifying?
must they be vitrifying? 	must I have vitrified?
must you have vitrified?
must he have vitrified?
must we have vitrified?
must you have vitrified?
must they have vitrified? 	must I have been vitrifying?
must you have been vitrifying?
must he have been vitrifying?
must we have been vitrifying?
must you have been vitrifying?
must they have been vitrifying? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not vitrify?
must you not vitrify?
must he not vitrify?
must we not vitrify?
must you not vitrify?
must they not vitrify? 	must I not be vitrifying?
must you not be vitrifying?
must he not be vitrifying?
must we not be vitrifying?
must you not be vitrifying?
must they not be vitrifying? 	must I not have vitrified?
must you not have vitrified?
must he not have vitrified?
must we not have vitrified?
must you not have vitrified?
must they not have vitrified? 	must I not have been vitrifying?
must you not have been vitrifying?
must he not have been vitrifying?
must we not have been vitrifying?
must you not have been vitrifying?
must they not have been vitrifying?