I could exhibit you could exhibit she could exhibit we could exhibit you could exhibit they could exhibit
Forme en V-ing
I could be exhibiting you could be exhibiting she could be exhibiting we could be exhibiting you could be exhibiting they could be exhibiting
Perfect
I could have exhibited you could have exhibited she could have exhibited we could have exhibited you could have exhibited they could have exhibited
Perfect en V-ing
I could have been exhibiting you could have been exhibiting she could have been exhibiting we could have been exhibiting you could have been exhibiting they could have been exhibiting
Négation
Forme simple
I could not exhibit you could not exhibit she could not exhibit we could not exhibit you could not exhibit they could not exhibit
Forme en V-ing
I could not be exhibiting you could not be exhibiting she could not be exhibiting we could not be exhibiting you could not be exhibiting they could not be exhibiting
Perfect
I could not have exhibited you could not have exhibited she could not have exhibited we could not have exhibited you could not have exhibited they could not have exhibited
Perfect en V-ing
I could not have been exhibiting you could not have been exhibiting she could not have been exhibiting we could not have been exhibiting you could not have been exhibiting they could not have been exhibiting
Forme interrogative
Forme simple
could I exhibit? could you exhibit? could she exhibit? could we exhibit? could you exhibit? could they exhibit?
Forme en V-ing
could I be exhibiting? could you be exhibiting? could she be exhibiting? could we be exhibiting? could you be exhibiting? could they be exhibiting?
Perfect
could I have exhibited? could you have exhibited? could she have exhibited? could we have exhibited? could you have exhibited? could they have exhibited?
Perfect en V-ing
could I have been exhibiting? could you have been exhibiting? could she have been exhibiting? could we have been exhibiting? could you have been exhibiting? could they have been exhibiting?
Forme interro-négative
Forme simple
could I not exhibit? could you not exhibit? could she not exhibit? could we not exhibit? could you not exhibit? could they not exhibit?
Forme en V-ing
could I not be exhibiting? could you not be exhibiting? could she not be exhibiting? could we not be exhibiting? could you not be exhibiting? could they not be exhibiting?
Perfect
could I not have exhibited? could you not have exhibited? could she not have exhibited? could we not have exhibited? could you not have exhibited? could they not have exhibited?
Perfect en V-ing
could I not have been exhibiting? could you not have been exhibiting? could she not have been exhibiting? could we not have been exhibiting? could you not have been exhibiting? could they not have been exhibiting?