I could just you could just she could just we could just you could just they could just
Forme en V-ing
I could be justing you could be justing she could be justing we could be justing you could be justing they could be justing
Perfect
I could have justed you could have justed she could have justed we could have justed you could have justed they could have justed
Perfect en V-ing
I could have been justing you could have been justing she could have been justing we could have been justing you could have been justing they could have been justing
Négation
Forme simple
I could not just you could not just she could not just we could not just you could not just they could not just
Forme en V-ing
I could not be justing you could not be justing she could not be justing we could not be justing you could not be justing they could not be justing
Perfect
I could not have justed you could not have justed she could not have justed we could not have justed you could not have justed they could not have justed
Perfect en V-ing
I could not have been justing you could not have been justing she could not have been justing we could not have been justing you could not have been justing they could not have been justing
Forme interrogative
Forme simple
could I just? could you just? could she just? could we just? could you just? could they just?
Forme en V-ing
could I be justing? could you be justing? could she be justing? could we be justing? could you be justing? could they be justing?
Perfect
could I have justed? could you have justed? could she have justed? could we have justed? could you have justed? could they have justed?
Perfect en V-ing
could I have been justing? could you have been justing? could she have been justing? could we have been justing? could you have been justing? could they have been justing?
Forme interro-négative
Forme simple
could I not just? could you not just? could she not just? could we not just? could you not just? could they not just?
Forme en V-ing
could I not be justing? could you not be justing? could she not be justing? could we not be justing? could you not be justing? could they not be justing?
Perfect
could I not have justed? could you not have justed? could she not have justed? could we not have justed? could you not have justed? could they not have justed?
Perfect en V-ing
could I not have been justing? could you not have been justing? could she not have been justing? could we not have been justing? could you not have been justing? could they not have been justing?