I could vivify you could vivify he could vivify we could vivify you could vivify they could vivify
Forme en V-ing
I could be vivifying you could be vivifying he could be vivifying we could be vivifying you could be vivifying they could be vivifying
Perfect
I could have vivified you could have vivified he could have vivified we could have vivified you could have vivified they could have vivified
Perfect en V-ing
I could have been vivifying you could have been vivifying he could have been vivifying we could have been vivifying you could have been vivifying they could have been vivifying
Négation
Forme simple
I couldn't vivify you couldn't vivify he couldn't vivify we couldn't vivify you couldn't vivify they couldn't vivify
Forme en V-ing
I couldn't be vivifying you couldn't be vivifying he couldn't be vivifying we couldn't be vivifying you couldn't be vivifying they couldn't be vivifying
Perfect
I couldn't have vivified you couldn't have vivified he couldn't have vivified we couldn't have vivified you couldn't have vivified they couldn't have vivified
Perfect en V-ing
I couldn't have been vivifying you couldn't have been vivifying he couldn't have been vivifying we couldn't have been vivifying you couldn't have been vivifying they couldn't have been vivifying
Forme interrogative
Forme simple
could I vivify? could you vivify? could he vivify? could we vivify? could you vivify? could they vivify?
Forme en V-ing
could I be vivifying? could you be vivifying? could he be vivifying? could we be vivifying? could you be vivifying? could they be vivifying?
Perfect
could I have vivified? could you have vivified? could he have vivified? could we have vivified? could you have vivified? could they have vivified?
Perfect en V-ing
could I have been vivifying? could you have been vivifying? could he have been vivifying? could we have been vivifying? could you have been vivifying? could they have been vivifying?
Forme interro-négative
Forme simple
couldn't I vivify? couldn't you vivify? couldn't he vivify? couldn't we vivify? couldn't you vivify? couldn't they vivify?
Forme en V-ing
couldn't I be vivifying? couldn't you be vivifying? couldn't he be vivifying? couldn't we be vivifying? couldn't you be vivifying? couldn't they be vivifying?
Perfect
couldn't I have vivified? couldn't you have vivified? couldn't he have vivified? couldn't we have vivified? couldn't you have vivified? couldn't they have vivified?
Perfect en V-ing
couldn't I have been vivifying? couldn't you have been vivifying? couldn't he have been vivifying? couldn't we have been vivifying? couldn't you have been vivifying? couldn't they have been vivifying?