I could contravene you could contravene she could contravene we could contravene you could contravene they could contravene
Forme en V-ing
I could be contravening you could be contravening she could be contravening we could be contravening you could be contravening they could be contravening
Perfect
I could have contravened you could have contravened she could have contravened we could have contravened you could have contravened they could have contravened
Perfect en V-ing
I could have been contravening you could have been contravening she could have been contravening we could have been contravening you could have been contravening they could have been contravening
Négation
Forme simple
I could not contravene you could not contravene she could not contravene we could not contravene you could not contravene they could not contravene
Forme en V-ing
I could not be contravening you could not be contravening she could not be contravening we could not be contravening you could not be contravening they could not be contravening
Perfect
I could not have contravened you could not have contravened she could not have contravened we could not have contravened you could not have contravened they could not have contravened
Perfect en V-ing
I could not have been contravening you could not have been contravening she could not have been contravening we could not have been contravening you could not have been contravening they could not have been contravening
Forme interrogative
Forme simple
could I contravene? could you contravene? could she contravene? could we contravene? could you contravene? could they contravene?
Forme en V-ing
could I be contravening? could you be contravening? could she be contravening? could we be contravening? could you be contravening? could they be contravening?
Perfect
could I have contravened? could you have contravened? could she have contravened? could we have contravened? could you have contravened? could they have contravened?
Perfect en V-ing
could I have been contravening? could you have been contravening? could she have been contravening? could we have been contravening? could you have been contravening? could they have been contravening?
Forme interro-négative
Forme simple
could I not contravene? could you not contravene? could she not contravene? could we not contravene? could you not contravene? could they not contravene?
Forme en V-ing
could I not be contravening? could you not be contravening? could she not be contravening? could we not be contravening? could you not be contravening? could they not be contravening?
Perfect
could I not have contravened? could you not have contravened? could she not have contravened? could we not have contravened? could you not have contravened? could they not have contravened?
Perfect en V-ing
could I not have been contravening? could you not have been contravening? could she not have been contravening? could we not have been contravening? could you not have been contravening? could they not have been contravening?