English verb conjugation
CAN VAULT

Regular verb: vault - vaulted - vaulted

Affirmation

Simple form	V-ing form
I can vault you can vault she can vault we can vault you can vault they can vault	I can be vaulting you can be vaulting she 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 she 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 she 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 cannot vault you cannot vault she cannot vault we cannot vault you cannot vault they cannot vault	I cannot be vaulting you cannot be vaulting she cannot be vaulting we cannot be vaulting you cannot be vaulting they cannot be vaulting
Perfect	V-ing perfect
I cannot have vaulted you cannot have vaulted she cannot have vaulted we cannot have vaulted you cannot have vaulted they cannot have vaulted	I cannot have been vaulting you cannot have been vaulting she cannot have been vaulting we cannot have been vaulting you cannot have been vaulting they cannot have been vaulting

Interrogative form

Simple form	V-ing form
can I vault? can you vault? can she vault? can we vault? can you vault? can they vault?	can I be vaulting? can you be vaulting? can she 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 she 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 she 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 I not vault? can you not vault? can she not vault? can we not vault? can you not vault? can they not vault?	can I not be vaulting? can you not be vaulting? can she not be vaulting? can we not be vaulting? can you not be vaulting? can they not be vaulting?
Perfect	V-ing perfect
can I not have vaulted? can you not have vaulted? can she not have vaulted? can we not have vaulted? can you not have vaulted? can they not have vaulted?	can I not have been vaulting? can you not have been vaulting? can she not have been vaulting? can we not have been vaulting? can you not have been vaulting? can they not have been vaulting?