English verb conjugation
CAN REFORTIFY

Regular verb: refortify - refortified - refortified

Affirmation

Simple form	V-ing form
I can refortify you can refortify he can refortify we can refortify you can refortify they can refortify	I can be refortifying you can be refortifying he can be refortifying we can be refortifying you can be refortifying they can be refortifying
Perfect	V-ing perfect
I can have refortified you can have refortified he can have refortified we can have refortified you can have refortified they can have refortified	I can have been refortifying you can have been refortifying he can have been refortifying we can have been refortifying you can have been refortifying they can have been refortifying

Negation

Simple form	V-ing form
I can't refortify you can't refortify he can't refortify we can't refortify you can't refortify they can't refortify	I can't be refortifying you can't be refortifying he can't be refortifying we can't be refortifying you can't be refortifying they can't be refortifying
Perfect	V-ing perfect
I can't have refortified you can't have refortified he can't have refortified we can't have refortified you can't have refortified they can't have refortified	I can't have been refortifying you can't have been refortifying he can't have been refortifying we can't have been refortifying you can't have been refortifying they can't have been refortifying

Interrogative form

Simple form	V-ing form
can I refortify? can you refortify? can he refortify? can we refortify? can you refortify? can they refortify?	can I be refortifying? can you be refortifying? can he be refortifying? can we be refortifying? can you be refortifying? can they be refortifying?
Perfect	V-ing perfect
can I have refortified? can you have refortified? can he have refortified? can we have refortified? can you have refortified? can they have refortified?	can I have been refortifying? can you have been refortifying? can he have been refortifying? can we have been refortifying? can you have been refortifying? can they have been refortifying?

Interro-negative form

Simple form	V-ing form
can't I refortify? can't you refortify? can't he refortify? can't we refortify? can't you refortify? can't they refortify?	can't I be refortifying? can't you be refortifying? can't he be refortifying? can't we be refortifying? can't you be refortifying? can't they be refortifying?
Perfect	V-ing perfect
can't I have refortified? can't you have refortified? can't he have refortified? can't we have refortified? can't you have refortified? can't they have refortified?	can't I have been refortifying? can't you have been refortifying? can't he have been refortifying? can't we have been refortifying? can't you have been refortifying? can't they have been refortifying?