must munch
Verbe régulier : munch - munched- munched

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must munch
you must munch
he must munch
we must munch
you must munch
they must munch 	I must be munching
you must be munching
he must be munching
we must be munching
you must be munching
they must be munching	I must have munched
you must have munched
he must have munched
we must have munched
you must have munched
they must have munched	I must have been munching
you must have been munching
he must have been munching
we must have been munching
you must have been munching
they must have been munching	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't munch
you mustn't munch
he mustn't munch
we mustn't munch
you mustn't munch
they mustn't munch 	I mustn't be munching
you mustn't be munching
he mustn't be munching
we mustn't be munching
you mustn't be munching
they mustn't be munching	I mustn't have munched
you mustn't have munched
he mustn't have munched
we mustn't have munched
you mustn't have munched
they mustn't have munched	I mustn't have been munching
you mustn't have been munching
he mustn't have been munching
we mustn't have been munching
you mustn't have been munching
they mustn't have been munching	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I munch?
must you munch?
must he munch?
must we munch?
must you munch?
must they munch? 	must I be munching?
must you be munching?
must he be munching?
must we be munching?
must you be munching?
must they be munching? 	must I have munched?
must you have munched?
must he have munched?
must we have munched?
must you have munched?
must they have munched? 	must I have been munching?
must you have been munching?
must he have been munching?
must we have been munching?
must you have been munching?
must they have been munching? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I munch?
mustn't you munch?
mustn't he munch?
mustn't we munch?
mustn't you munch?
mustn't they munch? 	mustn't I be munching?
mustn't you be munching?
mustn't he be munching?
mustn't we be munching?
mustn't you be munching?
mustn't they be munching? 	mustn't I have munched?
mustn't you have munched?
mustn't he have munched?
mustn't we have munched?
mustn't you have munched?
mustn't they have munched? 	mustn't I have been munching?
mustn't you have been munching?
mustn't he have been munching?
mustn't we have been munching?
mustn't you have been munching?
mustn't they have been munching?