English verb conjugation
CAN VITRIFY

Regular verb: vitrify - vitrified - vitrified

Affirmation

Simple form	V-ing form
I can vitrify you can vitrify he can vitrify we can vitrify you can vitrify they can vitrify	I can be vitrifying you can be vitrifying he can be vitrifying we can be vitrifying you can be vitrifying they can be vitrifying
Perfect	V-ing perfect
I can have vitrified you can have vitrified he can have vitrified we can have vitrified you can have vitrified they can have vitrified	I can have been vitrifying you can have been vitrifying he can have been vitrifying we can have been vitrifying you can have been vitrifying they can have been vitrifying

Negation

Simple form	V-ing form
I can't vitrify you can't vitrify he can't vitrify we can't vitrify you can't vitrify they can't vitrify	I can't be vitrifying you can't be vitrifying he can't be vitrifying we can't be vitrifying you can't be vitrifying they can't be vitrifying
Perfect	V-ing perfect
I can't have vitrified you can't have vitrified he can't have vitrified we can't have vitrified you can't have vitrified they can't have vitrified	I can't have been vitrifying you can't have been vitrifying he can't have been vitrifying we can't have been vitrifying you can't have been vitrifying they can't have been vitrifying

Interrogative form

Simple form	V-ing form
can I vitrify? can you vitrify? can he vitrify? can we vitrify? can you vitrify? can they vitrify?	can I be vitrifying? can you be vitrifying? can he be vitrifying? can we be vitrifying? can you be vitrifying? can they be vitrifying?
Perfect	V-ing perfect
can I have vitrified? can you have vitrified? can he have vitrified? can we have vitrified? can you have vitrified? can they have vitrified?	can I have been vitrifying? can you have been vitrifying? can he have been vitrifying? can we have been vitrifying? can you have been vitrifying? can they have been vitrifying?

Interro-negative form

Simple form	V-ing form
can't I vitrify? can't you vitrify? can't he vitrify? can't we vitrify? can't you vitrify? can't they vitrify?	can't I be vitrifying? can't you be vitrifying? can't he be vitrifying? can't we be vitrifying? can't you be vitrifying? can't they be vitrifying?
Perfect	V-ing perfect
can't I have vitrified? can't you have vitrified? can't he have vitrified? can't we have vitrified? can't you have vitrified? can't they have vitrified?	can't I have been vitrifying? can't you have been vitrifying? can't he have been vitrifying? can't we have been vitrifying? can't you have been vitrifying? can't they have been vitrifying?