could pretrain
Verbe régulier : pretrain - pretrained- pretrained

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

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not pretrain
you could not pretrain
he could not pretrain
we could not pretrain
you could not pretrain
they could not pretrain 	I could not be pretraining
you could not be pretraining
he could not be pretraining
we could not be pretraining
you could not be pretraining
they could not be pretraining	I could not have pretrained
you could not have pretrained
he could not have pretrained
we could not have pretrained
you could not have pretrained
they could not have pretrained	I could not have been pretraining
you could not have been pretraining
he could not have been pretraining
we could not have been pretraining
you could not have been pretraining
they could not have been pretraining	

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

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