I ought to scaffold you ought to scaffold he ought to scaffold we ought to scaffold you ought to scaffold they ought to scaffold
V-ing form
I ought to be scaffolding you ought to be scaffolding he ought to be scaffolding we ought to be scaffolding you ought to be scaffolding they ought to be scaffolding
Perfect
I ought to have scaffolded you ought to have scaffolded he ought to have scaffolded we ought to have scaffolded you ought to have scaffolded they ought to have scaffolded
V-ing perfect
I ought to have been scaffolding you ought to have been scaffolding he ought to have been scaffolding we ought to have been scaffolding you ought to have been scaffolding they ought to have been scaffolding
Negation
Simple form
I oughtn't to scaffold you oughtn't to scaffold he oughtn't to scaffold we oughtn't to scaffold you oughtn't to scaffold they oughtn't to scaffold
V-ing form
I oughtn't to be scaffolding you oughtn't to be scaffolding he oughtn't to be scaffolding we oughtn't to be scaffolding you oughtn't to be scaffolding they oughtn't to be scaffolding
Perfect
I oughtn't to have scaffolded you oughtn't to have scaffolded he oughtn't to have scaffolded we oughtn't to have scaffolded you oughtn't to have scaffolded they oughtn't to have scaffolded
V-ing perfect
I oughtn't to have been scaffolding you oughtn't to have been scaffolding he oughtn't to have been scaffolding we oughtn't to have been scaffolding you oughtn't to have been scaffolding they oughtn't to have been scaffolding
Interrogative form
Simple form
ought to I scaffold? ought to you scaffold? ought to he scaffold? ought to we scaffold? ought to you scaffold? ought to they scaffold?
V-ing form
ought to I be scaffolding? ought to you be scaffolding? ought to he be scaffolding? ought to we be scaffolding? ought to you be scaffolding? ought to they be scaffolding?
Perfect
ought to I have scaffolded? ought to you have scaffolded? ought to he have scaffolded? ought to we have scaffolded? ought to you have scaffolded? ought to they have scaffolded?
V-ing perfect
ought to I have been scaffolding? ought to you have been scaffolding? ought to he have been scaffolding? ought to we have been scaffolding? ought to you have been scaffolding? ought to they have been scaffolding?
Interro-negative form
Simple form
oughtn't I to scaffold? oughtn't you to scaffold? oughtn't he to scaffold? oughtn't we to scaffold? oughtn't you to scaffold? oughtn't they to scaffold?
V-ing form
oughtn't I to be scaffolding? oughtn't you to be scaffolding? oughtn't he to be scaffolding? oughtn't we to be scaffolding? oughtn't you to be scaffolding? oughtn't they to be scaffolding?
Perfect
oughtn't I to have scaffolded? oughtn't you to have scaffolded? oughtn't he to have scaffolded? oughtn't we to have scaffolded? oughtn't you to have scaffolded? oughtn't they to have scaffolded?
V-ing perfect
oughtn't I to have been scaffolding? oughtn't you to have been scaffolding? oughtn't he to have been scaffolding? oughtn't we to have been scaffolding? oughtn't you to have been scaffolding? oughtn't they to have been scaffolding?