must carburize
Verbe régulier : carburize - carburized- carburized

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must carburize
you must carburize
he must carburize
we must carburize
you must carburize
they must carburize 	I must be carburizing
you must be carburizing
he must be carburizing
we must be carburizing
you must be carburizing
they must be carburizing	I must have carburized
you must have carburized
he must have carburized
we must have carburized
you must have carburized
they must have carburized	I must have been carburizing
you must have been carburizing
he must have been carburizing
we must have been carburizing
you must have been carburizing
they must have been carburizing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't carburize
you mustn't carburize
he mustn't carburize
we mustn't carburize
you mustn't carburize
they mustn't carburize 	I mustn't be carburizing
you mustn't be carburizing
he mustn't be carburizing
we mustn't be carburizing
you mustn't be carburizing
they mustn't be carburizing	I mustn't have carburized
you mustn't have carburized
he mustn't have carburized
we mustn't have carburized
you mustn't have carburized
they mustn't have carburized	I mustn't have been carburizing
you mustn't have been carburizing
he mustn't have been carburizing
we mustn't have been carburizing
you mustn't have been carburizing
they mustn't have been carburizing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I carburize?
must you carburize?
must he carburize?
must we carburize?
must you carburize?
must they carburize? 	must I be carburizing?
must you be carburizing?
must he be carburizing?
must we be carburizing?
must you be carburizing?
must they be carburizing? 	must I have carburized?
must you have carburized?
must he have carburized?
must we have carburized?
must you have carburized?
must they have carburized? 	must I have been carburizing?
must you have been carburizing?
must he have been carburizing?
must we have been carburizing?
must you have been carburizing?
must they have been carburizing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I carburize?
mustn't you carburize?
mustn't he carburize?
mustn't we carburize?
mustn't you carburize?
mustn't they carburize? 	mustn't I be carburizing?
mustn't you be carburizing?
mustn't he be carburizing?
mustn't we be carburizing?
mustn't you be carburizing?
mustn't they be carburizing? 	mustn't I have carburized?
mustn't you have carburized?
mustn't he have carburized?
mustn't we have carburized?
mustn't you have carburized?
mustn't they have carburized? 	mustn't I have been carburizing?
mustn't you have been carburizing?
mustn't he have been carburizing?
mustn't we have been carburizing?
mustn't you have been carburizing?
mustn't they have been carburizing?