I could involve you could involve he could involve we could involve you could involve they could involve
Forme en V-ing
I could be involving you could be involving he could be involving we could be involving you could be involving they could be involving
Perfect
I could have involved you could have involved he could have involved we could have involved you could have involved they could have involved
Perfect en V-ing
I could have been involving you could have been involving he could have been involving we could have been involving you could have been involving they could have been involving
Négation
Forme simple
I could not involve you could not involve he could not involve we could not involve you could not involve they could not involve
Forme en V-ing
I could not be involving you could not be involving he could not be involving we could not be involving you could not be involving they could not be involving
Perfect
I could not have involved you could not have involved he could not have involved we could not have involved you could not have involved they could not have involved
Perfect en V-ing
I could not have been involving you could not have been involving he could not have been involving we could not have been involving you could not have been involving they could not have been involving
Forme interrogative
Forme simple
could I involve? could you involve? could he involve? could we involve? could you involve? could they involve?
Forme en V-ing
could I be involving? could you be involving? could he be involving? could we be involving? could you be involving? could they be involving?
Perfect
could I have involved? could you have involved? could he have involved? could we have involved? could you have involved? could they have involved?
Perfect en V-ing
could I have been involving? could you have been involving? could he have been involving? could we have been involving? could you have been involving? could they have been involving?
Forme interro-négative
Forme simple
could I not involve? could you not involve? could he not involve? could we not involve? could you not involve? could they not involve?
Forme en V-ing
could I not be involving? could you not be involving? could he not be involving? could we not be involving? could you not be involving? could they not be involving?
Perfect
could I not have involved? could you not have involved? could he not have involved? could we not have involved? could you not have involved? could they not have involved?
Perfect en V-ing
could I not have been involving? could you not have been involving? could he not have been involving? could we not have been involving? could you not have been involving? could they not have been involving?