English verb conjugation
CAN SCAFFOLD

Regular verb: scaffold - scaffolded - scaffolded

Affirmation

Simple form	V-ing form
I can scaffold you can scaffold he can scaffold we can scaffold you can scaffold they can scaffold	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	V-ing 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	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

Negation

Simple form	V-ing form
I can't scaffold you can't scaffold he can't scaffold we can't scaffold you can't scaffold they can't scaffold	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	V-ing 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	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

Interrogative form

Simple form	V-ing form
can I scaffold? can you scaffold? can he scaffold? can we scaffold? can you scaffold? can they scaffold?	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	V-ing 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?	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?

Interro-negative form

Simple form	V-ing form
can't I scaffold? can't you scaffold? can't he scaffold? can't we scaffold? can't you scaffold? can't they scaffold?	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	V-ing 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?	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?