must preset
Verbe irrégulier : preset - preset- preset
Traduction française : prérégler - régler à l'avance 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must preset
you must preset
he must preset
we must preset
you must preset
they must preset 	I must be preseting
you must be preseting
he must be preseting
we must be preseting
you must be preseting
they must be preseting	I must have preset
you must have preset
he must have preset
we must have preset
you must have preset
they must have preset	I must have been preseting
you must have been preseting
he must have been preseting
we must have been preseting
you must have been preseting
they must have been preseting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't preset
you mustn't preset
he mustn't preset
we mustn't preset
you mustn't preset
they mustn't preset 	I mustn't be preseting
you mustn't be preseting
he mustn't be preseting
we mustn't be preseting
you mustn't be preseting
they mustn't be preseting	I mustn't have preset
you mustn't have preset
he mustn't have preset
we mustn't have preset
you mustn't have preset
they mustn't have preset	I mustn't have been preseting
you mustn't have been preseting
he mustn't have been preseting
we mustn't have been preseting
you mustn't have been preseting
they mustn't have been preseting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I preset?
must you preset?
must he preset?
must we preset?
must you preset?
must they preset? 	must I be preseting?
must you be preseting?
must he be preseting?
must we be preseting?
must you be preseting?
must they be preseting? 	must I have preset?
must you have preset?
must he have preset?
must we have preset?
must you have preset?
must they have preset? 	must I have been preseting?
must you have been preseting?
must he have been preseting?
must we have been preseting?
must you have been preseting?
must they have been preseting? 	

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