I could coin you could coin he could coin we could coin you could coin they could coin
Forme en V-ing
I could be coining you could be coining he could be coining we could be coining you could be coining they could be coining
Perfect
I could have coined you could have coined he could have coined we could have coined you could have coined they could have coined
Perfect en V-ing
I could have been coining you could have been coining he could have been coining we could have been coining you could have been coining they could have been coining
Négation
Forme simple
I could not coin you could not coin he could not coin we could not coin you could not coin they could not coin
Forme en V-ing
I could not be coining you could not be coining he could not be coining we could not be coining you could not be coining they could not be coining
Perfect
I could not have coined you could not have coined he could not have coined we could not have coined you could not have coined they could not have coined
Perfect en V-ing
I could not have been coining you could not have been coining he could not have been coining we could not have been coining you could not have been coining they could not have been coining
Forme interrogative
Forme simple
could I coin? could you coin? could he coin? could we coin? could you coin? could they coin?
Forme en V-ing
could I be coining? could you be coining? could he be coining? could we be coining? could you be coining? could they be coining?
Perfect
could I have coined? could you have coined? could he have coined? could we have coined? could you have coined? could they have coined?
Perfect en V-ing
could I have been coining? could you have been coining? could he have been coining? could we have been coining? could you have been coining? could they have been coining?
Forme interro-négative
Forme simple
could I not coin? could you not coin? could he not coin? could we not coin? could you not coin? could they not coin?
Forme en V-ing
could I not be coining? could you not be coining? could he not be coining? could we not be coining? could you not be coining? could they not be coining?
Perfect
could I not have coined? could you not have coined? could he not have coined? could we not have coined? could you not have coined? could they not have coined?
Perfect en V-ing
could I not have been coining? could you not have been coining? could he not have been coining? could we not have been coining? could you not have been coining? could they not have been coining?