English verb conjugation
CAN VAULT

Regular verb: vault - vaulted - vaulted

Affirmation

Simple form	V-ing form
I can vault you can vault he can vault we can vault you can vault they can vault	I can be vaulting you can be vaulting he can be vaulting we can be vaulting you can be vaulting they can be vaulting
Perfect	V-ing perfect
I can have vaulted you can have vaulted he can have vaulted we can have vaulted you can have vaulted they can have vaulted	I can have been vaulting you can have been vaulting he can have been vaulting we can have been vaulting you can have been vaulting they can have been vaulting

Negation

Simple form	V-ing form
I can't vault you can't vault he can't vault we can't vault you can't vault they can't vault	I can't be vaulting you can't be vaulting he can't be vaulting we can't be vaulting you can't be vaulting they can't be vaulting
Perfect	V-ing perfect
I can't have vaulted you can't have vaulted he can't have vaulted we can't have vaulted you can't have vaulted they can't have vaulted	I can't have been vaulting you can't have been vaulting he can't have been vaulting we can't have been vaulting you can't have been vaulting they can't have been vaulting

Interrogative form

Simple form	V-ing form
can I vault? can you vault? can he vault? can we vault? can you vault? can they vault?	can I be vaulting? can you be vaulting? can he be vaulting? can we be vaulting? can you be vaulting? can they be vaulting?
Perfect	V-ing perfect
can I have vaulted? can you have vaulted? can he have vaulted? can we have vaulted? can you have vaulted? can they have vaulted?	can I have been vaulting? can you have been vaulting? can he have been vaulting? can we have been vaulting? can you have been vaulting? can they have been vaulting?

Interro-negative form

Simple form	V-ing form
can't I vault? can't you vault? can't he vault? can't we vault? can't you vault? can't they vault?	can't I be vaulting? can't you be vaulting? can't he be vaulting? can't we be vaulting? can't you be vaulting? can't they be vaulting?
Perfect	V-ing perfect
can't I have vaulted? can't you have vaulted? can't he have vaulted? can't we have vaulted? can't you have vaulted? can't they have vaulted?	can't I have been vaulting? can't you have been vaulting? can't he have been vaulting? can't we have been vaulting? can't you have been vaulting? can't they have been vaulting?