I can scaffold you can scaffold he can scaffold we can scaffold you can scaffold they can scaffold
Forme en V-ing
I can be scaffolding you can be scaffolding he can be scaffolding we can be scaffolding you can be scaffolding they can be scaffolding
Perfect
I can have scaffolded you can have scaffolded he can have scaffolded we can have scaffolded you can have scaffolded they can have scaffolded
Perfect en V-ing
I can have been scaffolding you can have been scaffolding he can have been scaffolding we can have been scaffolding you can have been scaffolding they can have been scaffolding
Négation
Forme simple
I cannot scaffold you cannot scaffold he cannot scaffold we cannot scaffold you cannot scaffold they cannot scaffold
Forme en V-ing
I cannot be scaffolding you cannot be scaffolding he cannot be scaffolding we cannot be scaffolding you cannot be scaffolding they cannot be scaffolding
Perfect
I cannot have scaffolded you cannot have scaffolded he cannot have scaffolded we cannot have scaffolded you cannot have scaffolded they cannot have scaffolded
Perfect en V-ing
I cannot have been scaffolding you cannot have been scaffolding he cannot have been scaffolding we cannot have been scaffolding you cannot have been scaffolding they cannot have been scaffolding
Forme interrogative
Forme simple
can I scaffold? can you scaffold? can he scaffold? can we scaffold? can you scaffold? can they scaffold?
Forme en V-ing
can I be scaffolding? can you be scaffolding? can he be scaffolding? can we be scaffolding? can you be scaffolding? can they be scaffolding?
Perfect
can I have scaffolded? can you have scaffolded? can he have scaffolded? can we have scaffolded? can you have scaffolded? can they have scaffolded?
Perfect en V-ing
can I have been scaffolding? can you have been scaffolding? can he have been scaffolding? can we have been scaffolding? can you have been scaffolding? can they have been scaffolding?
Forme interro-négative
Forme simple
can I not scaffold? can you not scaffold? can he not scaffold? can we not scaffold? can you not scaffold? can they not scaffold?
Forme en V-ing
can I not be scaffolding? can you not be scaffolding? can he not be scaffolding? can we not be scaffolding? can you not be scaffolding? can they not be scaffolding?
Perfect
can I not have scaffolded? can you not have scaffolded? can he not have scaffolded? can we not have scaffolded? can you not have scaffolded? can they not have scaffolded?
Perfect en V-ing
can I not have been scaffolding? can you not have been scaffolding? can he not have been scaffolding? can we not have been scaffolding? can you not have been scaffolding? can they not have been scaffolding?