English verb conjugation
MUST PHOTOSTAT

Regular verb: photostat - photostatted - photostatted

Affirmation

Simple form	V-ing form
I must photostat you must photostat he must photostat we must photostat you must photostat they must photostat	I must be photostatting you must be photostatting he 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 he 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 he 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 he 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 he 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 he 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 he 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 he photostat? must we photostat? must you photostat? must they photostat?	must I be photostatting? must you be photostatting? must he 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 he 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 he 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 he 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 he 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 he 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 he have been photostatting? mustn't we have been photostatting? mustn't you have been photostatting? mustn't they have been photostatting?