I could francise you could francise she could francise we could francise you could francise they could francise
Forme en V-ing
I could be francising you could be francising she could be francising we could be francising you could be francising they could be francising
Perfect
I could have francised you could have francised she could have francised we could have francised you could have francised they could have francised
Perfect en V-ing
I could have been francising you could have been francising she could have been francising we could have been francising you could have been francising they could have been francising
Négation
Forme simple
I could not francise you could not francise she could not francise we could not francise you could not francise they could not francise
Forme en V-ing
I could not be francising you could not be francising she could not be francising we could not be francising you could not be francising they could not be francising
Perfect
I could not have francised you could not have francised she could not have francised we could not have francised you could not have francised they could not have francised
Perfect en V-ing
I could not have been francising you could not have been francising she could not have been francising we could not have been francising you could not have been francising they could not have been francising
Forme interrogative
Forme simple
could I francise? could you francise? could she francise? could we francise? could you francise? could they francise?
Forme en V-ing
could I be francising? could you be francising? could she be francising? could we be francising? could you be francising? could they be francising?
Perfect
could I have francised? could you have francised? could she have francised? could we have francised? could you have francised? could they have francised?
Perfect en V-ing
could I have been francising? could you have been francising? could she have been francising? could we have been francising? could you have been francising? could they have been francising?
Forme interro-négative
Forme simple
could I not francise? could you not francise? could she not francise? could we not francise? could you not francise? could they not francise?
Forme en V-ing
could I not be francising? could you not be francising? could she not be francising? could we not be francising? could you not be francising? could they not be francising?
Perfect
could I not have francised? could you not have francised? could she not have francised? could we not have francised? could you not have francised? could they not have francised?
Perfect en V-ing
could I not have been francising? could you not have been francising? could she not have been francising? could we not have been francising? could you not have been francising? could they not have been francising?