English verb conjugation
CAN VANISH

Regular verb: vanish - vanished - vanished

Affirmation

Simple form	V-ing form
I can vanish you can vanish he can vanish we can vanish you can vanish they can vanish	I can be vanishing you can be vanishing he can be vanishing we can be vanishing you can be vanishing they can be vanishing
Perfect	V-ing perfect
I can have vanished you can have vanished he can have vanished we can have vanished you can have vanished they can have vanished	I can have been vanishing you can have been vanishing he can have been vanishing we can have been vanishing you can have been vanishing they can have been vanishing

Negation

Simple form	V-ing form
I can't vanish you can't vanish he can't vanish we can't vanish you can't vanish they can't vanish	I can't be vanishing you can't be vanishing he can't be vanishing we can't be vanishing you can't be vanishing they can't be vanishing
Perfect	V-ing perfect
I can't have vanished you can't have vanished he can't have vanished we can't have vanished you can't have vanished they can't have vanished	I can't have been vanishing you can't have been vanishing he can't have been vanishing we can't have been vanishing you can't have been vanishing they can't have been vanishing

Interrogative form

Simple form	V-ing form
can I vanish? can you vanish? can he vanish? can we vanish? can you vanish? can they vanish?	can I be vanishing? can you be vanishing? can he be vanishing? can we be vanishing? can you be vanishing? can they be vanishing?
Perfect	V-ing perfect
can I have vanished? can you have vanished? can he have vanished? can we have vanished? can you have vanished? can they have vanished?	can I have been vanishing? can you have been vanishing? can he have been vanishing? can we have been vanishing? can you have been vanishing? can they have been vanishing?

Interro-negative form

Simple form	V-ing form
can't I vanish? can't you vanish? can't he vanish? can't we vanish? can't you vanish? can't they vanish?	can't I be vanishing? can't you be vanishing? can't he be vanishing? can't we be vanishing? can't you be vanishing? can't they be vanishing?
Perfect	V-ing perfect
can't I have vanished? can't you have vanished? can't he have vanished? can't we have vanished? can't you have vanished? can't they have vanished?	can't I have been vanishing? can't you have been vanishing? can't he have been vanishing? can't we have been vanishing? can't you have been vanishing? can't they have been vanishing?