English verb conjugation
MUST SCAFFOLD

Regular verb: scaffold - scaffolded - scaffolded

Affirmation

Simple form	V-ing form
I must scaffold you must scaffold she must scaffold we must scaffold you must scaffold they must scaffold	I must be scaffolding you must be scaffolding she must be scaffolding we must be scaffolding you must be scaffolding they must be scaffolding
Perfect	V-ing perfect
I must have scaffolded you must have scaffolded she must have scaffolded we must have scaffolded you must have scaffolded they must have scaffolded	I must have been scaffolding you must have been scaffolding she must have been scaffolding we must have been scaffolding you must have been scaffolding they must have been scaffolding

Negation

Simple form	V-ing form
I mustn't scaffold you mustn't scaffold she mustn't scaffold we mustn't scaffold you mustn't scaffold they mustn't scaffold	I mustn't be scaffolding you mustn't be scaffolding she mustn't be scaffolding we mustn't be scaffolding you mustn't be scaffolding they mustn't be scaffolding
Perfect	V-ing perfect
I mustn't have scaffolded you mustn't have scaffolded she mustn't have scaffolded we mustn't have scaffolded you mustn't have scaffolded they mustn't have scaffolded	I mustn't have been scaffolding you mustn't have been scaffolding she mustn't have been scaffolding we mustn't have been scaffolding you mustn't have been scaffolding they mustn't have been scaffolding

Interrogative form

Simple form	V-ing form
must I scaffold? must you scaffold? must she scaffold? must we scaffold? must you scaffold? must they scaffold?	must I be scaffolding? must you be scaffolding? must she be scaffolding? must we be scaffolding? must you be scaffolding? must they be scaffolding?
Perfect	V-ing perfect
must I have scaffolded? must you have scaffolded? must she have scaffolded? must we have scaffolded? must you have scaffolded? must they have scaffolded?	must I have been scaffolding? must you have been scaffolding? must she have been scaffolding? must we have been scaffolding? must you have been scaffolding? must they have been scaffolding?

Interro-negative form

Simple form	V-ing form
mustn't I scaffold? mustn't you scaffold? mustn't she scaffold? mustn't we scaffold? mustn't you scaffold? mustn't they scaffold?	mustn't I be scaffolding? mustn't you be scaffolding? mustn't she be scaffolding? mustn't we be scaffolding? mustn't you be scaffolding? mustn't they be scaffolding?
Perfect	V-ing perfect
mustn't I have scaffolded? mustn't you have scaffolded? mustn't she have scaffolded? mustn't we have scaffolded? mustn't you have scaffolded? mustn't they have scaffolded?	mustn't I have been scaffolding? mustn't you have been scaffolding? mustn't she have been scaffolding? mustn't we have been scaffolding? mustn't you have been scaffolding? mustn't they have been scaffolding?