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 can't scaffold you can't scaffold he can't scaffold we can't scaffold you can't scaffold they can't scaffold
Forme en V-ing
I can't be scaffolding you can't be scaffolding he can't be scaffolding we can't be scaffolding you can't be scaffolding they can't be scaffolding
Perfect
I can't have scaffolded you can't have scaffolded he can't have scaffolded we can't have scaffolded you can't have scaffolded they can't have scaffolded
Perfect en V-ing
I can't have been scaffolding you can't have been scaffolding he can't have been scaffolding we can't have been scaffolding you can't have been scaffolding they can't 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't I scaffold? can't you scaffold? can't he scaffold? can't we scaffold? can't you scaffold? can't they scaffold?
Forme en V-ing
can't I be scaffolding? can't you be scaffolding? can't he be scaffolding? can't we be scaffolding? can't you be scaffolding? can't they be scaffolding?
Perfect
can't I have scaffolded? can't you have scaffolded? can't he have scaffolded? can't we have scaffolded? can't you have scaffolded? can't they have scaffolded?
Perfect en V-ing
can't I have been scaffolding? can't you have been scaffolding? can't he have been scaffolding? can't we have been scaffolding? can't you have been scaffolding? can't they have been scaffolding?