English verb conjugation
MUST UNLIMBER

Regular verb: unlimber - unlimbered - unlimbered

Affirmation

Simple form	V-ing form
I must unlimber you must unlimber he must unlimber we must unlimber you must unlimber they must unlimber	I must be unlimbering you must be unlimbering he must be unlimbering we must be unlimbering you must be unlimbering they must be unlimbering
Perfect	V-ing perfect
I must have unlimbered you must have unlimbered he must have unlimbered we must have unlimbered you must have unlimbered they must have unlimbered	I must have been unlimbering you must have been unlimbering he must have been unlimbering we must have been unlimbering you must have been unlimbering they must have been unlimbering

Negation

Simple form	V-ing form
I mustn't unlimber you mustn't unlimber he mustn't unlimber we mustn't unlimber you mustn't unlimber they mustn't unlimber	I mustn't be unlimbering you mustn't be unlimbering he mustn't be unlimbering we mustn't be unlimbering you mustn't be unlimbering they mustn't be unlimbering
Perfect	V-ing perfect
I mustn't have unlimbered you mustn't have unlimbered he mustn't have unlimbered we mustn't have unlimbered you mustn't have unlimbered they mustn't have unlimbered	I mustn't have been unlimbering you mustn't have been unlimbering he mustn't have been unlimbering we mustn't have been unlimbering you mustn't have been unlimbering they mustn't have been unlimbering

Interrogative form

Simple form	V-ing form
must I unlimber? must you unlimber? must he unlimber? must we unlimber? must you unlimber? must they unlimber?	must I be unlimbering? must you be unlimbering? must he be unlimbering? must we be unlimbering? must you be unlimbering? must they be unlimbering?
Perfect	V-ing perfect
must I have unlimbered? must you have unlimbered? must he have unlimbered? must we have unlimbered? must you have unlimbered? must they have unlimbered?	must I have been unlimbering? must you have been unlimbering? must he have been unlimbering? must we have been unlimbering? must you have been unlimbering? must they have been unlimbering?

Interro-negative form

Simple form	V-ing form
mustn't I unlimber? mustn't you unlimber? mustn't he unlimber? mustn't we unlimber? mustn't you unlimber? mustn't they unlimber?	mustn't I be unlimbering? mustn't you be unlimbering? mustn't he be unlimbering? mustn't we be unlimbering? mustn't you be unlimbering? mustn't they be unlimbering?
Perfect	V-ing perfect
mustn't I have unlimbered? mustn't you have unlimbered? mustn't he have unlimbered? mustn't we have unlimbered? mustn't you have unlimbered? mustn't they have unlimbered?	mustn't I have been unlimbering? mustn't you have been unlimbering? mustn't he have been unlimbering? mustn't we have been unlimbering? mustn't you have been unlimbering? mustn't they have been unlimbering?