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