I could slum you could slum she could slum we could slum you could slum they could slum
Forme en V-ing
I could be sluming you could be sluming she could be sluming we could be sluming you could be sluming they could be sluming
Perfect
I could have slumed you could have slumed she could have slumed we could have slumed you could have slumed they could have slumed
Perfect en V-ing
I could have been sluming you could have been sluming she could have been sluming we could have been sluming you could have been sluming they could have been sluming
Négation
Forme simple
I couldn't slum you couldn't slum she couldn't slum we couldn't slum you couldn't slum they couldn't slum
Forme en V-ing
I couldn't be sluming you couldn't be sluming she couldn't be sluming we couldn't be sluming you couldn't be sluming they couldn't be sluming
Perfect
I couldn't have slumed you couldn't have slumed she couldn't have slumed we couldn't have slumed you couldn't have slumed they couldn't have slumed
Perfect en V-ing
I couldn't have been sluming you couldn't have been sluming she couldn't have been sluming we couldn't have been sluming you couldn't have been sluming they couldn't have been sluming
Forme interrogative
Forme simple
could I slum? could you slum? could she slum? could we slum? could you slum? could they slum?
Forme en V-ing
could I be sluming? could you be sluming? could she be sluming? could we be sluming? could you be sluming? could they be sluming?
Perfect
could I have slumed? could you have slumed? could she have slumed? could we have slumed? could you have slumed? could they have slumed?
Perfect en V-ing
could I have been sluming? could you have been sluming? could she have been sluming? could we have been sluming? could you have been sluming? could they have been sluming?
Forme interro-négative
Forme simple
couldn't I slum? couldn't you slum? couldn't she slum? couldn't we slum? couldn't you slum? couldn't they slum?
Forme en V-ing
couldn't I be sluming? couldn't you be sluming? couldn't she be sluming? couldn't we be sluming? couldn't you be sluming? couldn't they be sluming?
Perfect
couldn't I have slumed? couldn't you have slumed? couldn't she have slumed? couldn't we have slumed? couldn't you have slumed? couldn't they have slumed?
Perfect en V-ing
couldn't I have been sluming? couldn't you have been sluming? couldn't she have been sluming? couldn't we have been sluming? couldn't you have been sluming? couldn't they have been sluming?