English verb conjugation
MUST PHOTOSTAT

Regular verb: photostat - photostatted - photostatted

Affirmation

Simple form	V-ing form
I must photostat you must photostat she must photostat we must photostat you must photostat they must photostat	I must be photostatting you must be photostatting she must be photostatting we must be photostatting you must be photostatting they must be photostatting
Perfect	V-ing perfect
I must have photostatted you must have photostatted she must have photostatted we must have photostatted you must have photostatted they must have photostatted	I must have been photostatting you must have been photostatting she must have been photostatting we must have been photostatting you must have been photostatting they must have been photostatting

Negation

Simple form	V-ing form
I mustn't photostat you mustn't photostat she mustn't photostat we mustn't photostat you mustn't photostat they mustn't photostat	I mustn't be photostatting you mustn't be photostatting she mustn't be photostatting we mustn't be photostatting you mustn't be photostatting they mustn't be photostatting
Perfect	V-ing perfect
I mustn't have photostatted you mustn't have photostatted she mustn't have photostatted we mustn't have photostatted you mustn't have photostatted they mustn't have photostatted	I mustn't have been photostatting you mustn't have been photostatting she mustn't have been photostatting we mustn't have been photostatting you mustn't have been photostatting they mustn't have been photostatting

Interrogative form

Simple form	V-ing form
must I photostat? must you photostat? must she photostat? must we photostat? must you photostat? must they photostat?	must I be photostatting? must you be photostatting? must she be photostatting? must we be photostatting? must you be photostatting? must they be photostatting?
Perfect	V-ing perfect
must I have photostatted? must you have photostatted? must she have photostatted? must we have photostatted? must you have photostatted? must they have photostatted?	must I have been photostatting? must you have been photostatting? must she have been photostatting? must we have been photostatting? must you have been photostatting? must they have been photostatting?

Interro-negative form

Simple form	V-ing form
mustn't I photostat? mustn't you photostat? mustn't she photostat? mustn't we photostat? mustn't you photostat? mustn't they photostat?	mustn't I be photostatting? mustn't you be photostatting? mustn't she be photostatting? mustn't we be photostatting? mustn't you be photostatting? mustn't they be photostatting?
Perfect	V-ing perfect
mustn't I have photostatted? mustn't you have photostatted? mustn't she have photostatted? mustn't we have photostatted? mustn't you have photostatted? mustn't they have photostatted?	mustn't I have been photostatting? mustn't you have been photostatting? mustn't she have been photostatting? mustn't we have been photostatting? mustn't you have been photostatting? mustn't they have been photostatting?