I could localise you could localise she could localise we could localise you could localise they could localise
Forme en V-ing
I could be localising you could be localising she could be localising we could be localising you could be localising they could be localising
Perfect
I could have localised you could have localised she could have localised we could have localised you could have localised they could have localised
Perfect en V-ing
I could have been localising you could have been localising she could have been localising we could have been localising you could have been localising they could have been localising
Négation
Forme simple
I could not localise you could not localise she could not localise we could not localise you could not localise they could not localise
Forme en V-ing
I could not be localising you could not be localising she could not be localising we could not be localising you could not be localising they could not be localising
Perfect
I could not have localised you could not have localised she could not have localised we could not have localised you could not have localised they could not have localised
Perfect en V-ing
I could not have been localising you could not have been localising she could not have been localising we could not have been localising you could not have been localising they could not have been localising
Forme interrogative
Forme simple
could I localise? could you localise? could she localise? could we localise? could you localise? could they localise?
Forme en V-ing
could I be localising? could you be localising? could she be localising? could we be localising? could you be localising? could they be localising?
Perfect
could I have localised? could you have localised? could she have localised? could we have localised? could you have localised? could they have localised?
Perfect en V-ing
could I have been localising? could you have been localising? could she have been localising? could we have been localising? could you have been localising? could they have been localising?
Forme interro-négative
Forme simple
could I not localise? could you not localise? could she not localise? could we not localise? could you not localise? could they not localise?
Forme en V-ing
could I not be localising? could you not be localising? could she not be localising? could we not be localising? could you not be localising? could they not be localising?
Perfect
could I not have localised? could you not have localised? could she not have localised? could we not have localised? could you not have localised? could they not have localised?
Perfect en V-ing
could I not have been localising? could you not have been localising? could she not have been localising? could we not have been localising? could you not have been localising? could they not have been localising?