I can vivify you can vivify he can vivify we can vivify you can vivify they can vivify
V-ing form
I can be vivifying you can be vivifying he can be vivifying we can be vivifying you can be vivifying they can be vivifying
Perfect
I can have vivified you can have vivified he can have vivified we can have vivified you can have vivified they can have vivified
V-ing perfect
I can have been vivifying you can have been vivifying he can have been vivifying we can have been vivifying you can have been vivifying they can have been vivifying
Negation
Simple form
I can't vivify you can't vivify he can't vivify we can't vivify you can't vivify they can't vivify
V-ing form
I can't be vivifying you can't be vivifying he can't be vivifying we can't be vivifying you can't be vivifying they can't be vivifying
Perfect
I can't have vivified you can't have vivified he can't have vivified we can't have vivified you can't have vivified they can't have vivified
V-ing perfect
I can't have been vivifying you can't have been vivifying he can't have been vivifying we can't have been vivifying you can't have been vivifying they can't have been vivifying
Interrogative form
Simple form
can I vivify? can you vivify? can he vivify? can we vivify? can you vivify? can they vivify?
V-ing form
can I be vivifying? can you be vivifying? can he be vivifying? can we be vivifying? can you be vivifying? can they be vivifying?
Perfect
can I have vivified? can you have vivified? can he have vivified? can we have vivified? can you have vivified? can they have vivified?
V-ing perfect
can I have been vivifying? can you have been vivifying? can he have been vivifying? can we have been vivifying? can you have been vivifying? can they have been vivifying?
Interro-negative form
Simple form
can't I vivify? can't you vivify? can't he vivify? can't we vivify? can't you vivify? can't they vivify?
V-ing form
can't I be vivifying? can't you be vivifying? can't he be vivifying? can't we be vivifying? can't you be vivifying? can't they be vivifying?
Perfect
can't I have vivified? can't you have vivified? can't he have vivified? can't we have vivified? can't you have vivified? can't they have vivified?
V-ing perfect
can't I have been vivifying? can't you have been vivifying? can't he have been vivifying? can't we have been vivifying? can't you have been vivifying? can't they have been vivifying?