English verb conjugation
MUST PROMISE

Regular verb: promise - promised - promised

Affirmation

Simple form	V-ing form
I must promise you must promise she must promise we must promise you must promise they must promise	I must be promising you must be promising she must be promising we must be promising you must be promising they must be promising
Perfect	V-ing perfect
I must have promised you must have promised she must have promised we must have promised you must have promised they must have promised	I must have been promising you must have been promising she must have been promising we must have been promising you must have been promising they must have been promising

Negation

Simple form	V-ing form
I mustn't promise you mustn't promise she mustn't promise we mustn't promise you mustn't promise they mustn't promise	I mustn't be promising you mustn't be promising she mustn't be promising we mustn't be promising you mustn't be promising they mustn't be promising
Perfect	V-ing perfect
I mustn't have promised you mustn't have promised she mustn't have promised we mustn't have promised you mustn't have promised they mustn't have promised	I mustn't have been promising you mustn't have been promising she mustn't have been promising we mustn't have been promising you mustn't have been promising they mustn't have been promising

Interrogative form

Simple form	V-ing form
must I promise? must you promise? must she promise? must we promise? must you promise? must they promise?	must I be promising? must you be promising? must she be promising? must we be promising? must you be promising? must they be promising?
Perfect	V-ing perfect
must I have promised? must you have promised? must she have promised? must we have promised? must you have promised? must they have promised?	must I have been promising? must you have been promising? must she have been promising? must we have been promising? must you have been promising? must they have been promising?

Interro-negative form

Simple form	V-ing form
mustn't I promise? mustn't you promise? mustn't she promise? mustn't we promise? mustn't you promise? mustn't they promise?	mustn't I be promising? mustn't you be promising? mustn't she be promising? mustn't we be promising? mustn't you be promising? mustn't they be promising?
Perfect	V-ing perfect
mustn't I have promised? mustn't you have promised? mustn't she have promised? mustn't we have promised? mustn't you have promised? mustn't they have promised?	mustn't I have been promising? mustn't you have been promising? mustn't she have been promising? mustn't we have been promising? mustn't you have been promising? mustn't they have been promising?