English verb conjugation
MUST CHOPPER

Regular verb: chopper - choppered - choppered

Affirmation

Simple form	V-ing form
I must chopper you must chopper he must chopper we must chopper you must chopper they must chopper	I must be choppering you must be choppering he must be choppering we must be choppering you must be choppering they must be choppering
Perfect	V-ing perfect
I must have choppered you must have choppered he must have choppered we must have choppered you must have choppered they must have choppered	I must have been choppering you must have been choppering he must have been choppering we must have been choppering you must have been choppering they must have been choppering

Negation

Simple form	V-ing form
I mustn't chopper you mustn't chopper he mustn't chopper we mustn't chopper you mustn't chopper they mustn't chopper	I mustn't be choppering you mustn't be choppering he mustn't be choppering we mustn't be choppering you mustn't be choppering they mustn't be choppering
Perfect	V-ing perfect
I mustn't have choppered you mustn't have choppered he mustn't have choppered we mustn't have choppered you mustn't have choppered they mustn't have choppered	I mustn't have been choppering you mustn't have been choppering he mustn't have been choppering we mustn't have been choppering you mustn't have been choppering they mustn't have been choppering

Interrogative form

Simple form	V-ing form
must I chopper? must you chopper? must he chopper? must we chopper? must you chopper? must they chopper?	must I be choppering? must you be choppering? must he be choppering? must we be choppering? must you be choppering? must they be choppering?
Perfect	V-ing perfect
must I have choppered? must you have choppered? must he have choppered? must we have choppered? must you have choppered? must they have choppered?	must I have been choppering? must you have been choppering? must he have been choppering? must we have been choppering? must you have been choppering? must they have been choppering?

Interro-negative form

Simple form	V-ing form
mustn't I chopper? mustn't you chopper? mustn't he chopper? mustn't we chopper? mustn't you chopper? mustn't they chopper?	mustn't I be choppering? mustn't you be choppering? mustn't he be choppering? mustn't we be choppering? mustn't you be choppering? mustn't they be choppering?
Perfect	V-ing perfect
mustn't I have choppered? mustn't you have choppered? mustn't he have choppered? mustn't we have choppered? mustn't you have choppered? mustn't they have choppered?	mustn't I have been choppering? mustn't you have been choppering? mustn't he have been choppering? mustn't we have been choppering? mustn't you have been choppering? mustn't they have been choppering?