must chopper
Verbe régulier : chopper - choppered- choppered

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
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	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	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
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	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	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
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? 	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? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
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? 	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?