I could supply you could supply he could supply we could supply you could supply they could supply
Forme en V-ing
I could be supplying you could be supplying he could be supplying we could be supplying you could be supplying they could be supplying
Perfect
I could have supplied you could have supplied he could have supplied we could have supplied you could have supplied they could have supplied
Perfect en V-ing
I could have been supplying you could have been supplying he could have been supplying we could have been supplying you could have been supplying they could have been supplying
Négation
Forme simple
I could not supply you could not supply he could not supply we could not supply you could not supply they could not supply
Forme en V-ing
I could not be supplying you could not be supplying he could not be supplying we could not be supplying you could not be supplying they could not be supplying
Perfect
I could not have supplied you could not have supplied he could not have supplied we could not have supplied you could not have supplied they could not have supplied
Perfect en V-ing
I could not have been supplying you could not have been supplying he could not have been supplying we could not have been supplying you could not have been supplying they could not have been supplying
Forme interrogative
Forme simple
could I supply? could you supply? could he supply? could we supply? could you supply? could they supply?
Forme en V-ing
could I be supplying? could you be supplying? could he be supplying? could we be supplying? could you be supplying? could they be supplying?
Perfect
could I have supplied? could you have supplied? could he have supplied? could we have supplied? could you have supplied? could they have supplied?
Perfect en V-ing
could I have been supplying? could you have been supplying? could he have been supplying? could we have been supplying? could you have been supplying? could they have been supplying?
Forme interro-négative
Forme simple
could I not supply? could you not supply? could he not supply? could we not supply? could you not supply? could they not supply?
Forme en V-ing
could I not be supplying? could you not be supplying? could he not be supplying? could we not be supplying? could you not be supplying? could they not be supplying?
Perfect
could I not have supplied? could you not have supplied? could he not have supplied? could we not have supplied? could you not have supplied? could they not have supplied?
Perfect en V-ing
could I not have been supplying? could you not have been supplying? could he not have been supplying? could we not have been supplying? could you not have been supplying? could they not have been supplying?