must pretrain
Verbe régulier : pretrain - pretrained- pretrained

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must pretrain
you must pretrain
he must pretrain
we must pretrain
you must pretrain
they must pretrain 	I must be pretraining
you must be pretraining
he must be pretraining
we must be pretraining
you must be pretraining
they must be pretraining	I must have pretrained
you must have pretrained
he must have pretrained
we must have pretrained
you must have pretrained
they must have pretrained	I must have been pretraining
you must have been pretraining
he must have been pretraining
we must have been pretraining
you must have been pretraining
they must have been pretraining	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't pretrain
you mustn't pretrain
he mustn't pretrain
we mustn't pretrain
you mustn't pretrain
they mustn't pretrain 	I mustn't be pretraining
you mustn't be pretraining
he mustn't be pretraining
we mustn't be pretraining
you mustn't be pretraining
they mustn't be pretraining	I mustn't have pretrained
you mustn't have pretrained
he mustn't have pretrained
we mustn't have pretrained
you mustn't have pretrained
they mustn't have pretrained	I mustn't have been pretraining
you mustn't have been pretraining
he mustn't have been pretraining
we mustn't have been pretraining
you mustn't have been pretraining
they mustn't have been pretraining	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I pretrain?
must you pretrain?
must he pretrain?
must we pretrain?
must you pretrain?
must they pretrain? 	must I be pretraining?
must you be pretraining?
must he be pretraining?
must we be pretraining?
must you be pretraining?
must they be pretraining? 	must I have pretrained?
must you have pretrained?
must he have pretrained?
must we have pretrained?
must you have pretrained?
must they have pretrained? 	must I have been pretraining?
must you have been pretraining?
must he have been pretraining?
must we have been pretraining?
must you have been pretraining?
must they have been pretraining? 	

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