should pretrain
Verbo regular: pretrain - pretrained- pretrained

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should pretrain
you should pretrain
he should pretrain
we should pretrain
you should pretrain
they should pretrain 	I should be pretraining
you should be pretraining
he should be pretraining
we should be pretraining
you should be pretraining
they should be pretraining	I should have pretrained
you should have pretrained
he should have pretrained
we should have pretrained
you should have pretrained
they should have pretrained	I should have been pretraining
you should have been pretraining
he should have been pretraining
we should have been pretraining
you should have been pretraining
they should have been pretraining	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not pretrain
you should not pretrain
he should not pretrain
we should not pretrain
you should not pretrain
they should not pretrain 	I should not be pretraining
you should not be pretraining
he should not be pretraining
we should not be pretraining
you should not be pretraining
they should not be pretraining	I should not have pretrained
you should not have pretrained
he should not have pretrained
we should not have pretrained
you should not have pretrained
they should not have pretrained	I should not have been pretraining
you should not have been pretraining
he should not have been pretraining
we should not have been pretraining
you should not have been pretraining
they should not have been pretraining	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I pretrain?
should you pretrain?
should he pretrain?
should we pretrain?
should you pretrain?
should they pretrain? 	should I be pretraining?
should you be pretraining?
should he be pretraining?
should we be pretraining?
should you be pretraining?
should they be pretraining? 	should I have pretrained?
should you have pretrained?
should he have pretrained?
should we have pretrained?
should you have pretrained?
should they have pretrained? 	should I have been pretraining?
should you have been pretraining?
should he have been pretraining?
should we have been pretraining?
should you have been pretraining?
should they have been pretraining? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not pretrain?
should you not pretrain?
should he not pretrain?
should we not pretrain?
should you not pretrain?
should they not pretrain? 	should I not be pretraining?
should you not be pretraining?
should he not be pretraining?
should we not be pretraining?
should you not be pretraining?
should they not be pretraining? 	should I not have pretrained?
should you not have pretrained?
should he not have pretrained?
should we not have pretrained?
should you not have pretrained?
should they not have pretrained? 	should I not have been pretraining?
should you not have been pretraining?
should he not have been pretraining?
should we not have been pretraining?
should you not have been pretraining?
should they not have been pretraining?