I could scupper you could scupper he could scupper we could scupper you could scupper they could scupper
Forme en V-ing
I could be scuppering you could be scuppering he could be scuppering we could be scuppering you could be scuppering they could be scuppering
Perfect
I could have scuppered you could have scuppered he could have scuppered we could have scuppered you could have scuppered they could have scuppered
Perfect en V-ing
I could have been scuppering you could have been scuppering he could have been scuppering we could have been scuppering you could have been scuppering they could have been scuppering
Négation
Forme simple
I couldn't scupper you couldn't scupper he couldn't scupper we couldn't scupper you couldn't scupper they couldn't scupper
Forme en V-ing
I couldn't be scuppering you couldn't be scuppering he couldn't be scuppering we couldn't be scuppering you couldn't be scuppering they couldn't be scuppering
Perfect
I couldn't have scuppered you couldn't have scuppered he couldn't have scuppered we couldn't have scuppered you couldn't have scuppered they couldn't have scuppered
Perfect en V-ing
I couldn't have been scuppering you couldn't have been scuppering he couldn't have been scuppering we couldn't have been scuppering you couldn't have been scuppering they couldn't have been scuppering
Forme interrogative
Forme simple
could I scupper? could you scupper? could he scupper? could we scupper? could you scupper? could they scupper?
Forme en V-ing
could I be scuppering? could you be scuppering? could he be scuppering? could we be scuppering? could you be scuppering? could they be scuppering?
Perfect
could I have scuppered? could you have scuppered? could he have scuppered? could we have scuppered? could you have scuppered? could they have scuppered?
Perfect en V-ing
could I have been scuppering? could you have been scuppering? could he have been scuppering? could we have been scuppering? could you have been scuppering? could they have been scuppering?
Forme interro-négative
Forme simple
couldn't I scupper? couldn't you scupper? couldn't he scupper? couldn't we scupper? couldn't you scupper? couldn't they scupper?
Forme en V-ing
couldn't I be scuppering? couldn't you be scuppering? couldn't he be scuppering? couldn't we be scuppering? couldn't you be scuppering? couldn't they be scuppering?
Perfect
couldn't I have scuppered? couldn't you have scuppered? couldn't he have scuppered? couldn't we have scuppered? couldn't you have scuppered? couldn't they have scuppered?
Perfect en V-ing
couldn't I have been scuppering? couldn't you have been scuppering? couldn't he have been scuppering? couldn't we have been scuppering? couldn't you have been scuppering? couldn't they have been scuppering?