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