should substantiate
Verbo regular: substantiate - substantiated- substantiated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should substantiate
you should substantiate
he should substantiate
we should substantiate
you should substantiate
they should substantiate 	I should be substantiating
you should be substantiating
he should be substantiating
we should be substantiating
you should be substantiating
they should be substantiating	I should have substantiated
you should have substantiated
he should have substantiated
we should have substantiated
you should have substantiated
they should have substantiated	I should have been substantiating
you should have been substantiating
he should have been substantiating
we should have been substantiating
you should have been substantiating
they should have been substantiating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not substantiate
you should not substantiate
he should not substantiate
we should not substantiate
you should not substantiate
they should not substantiate 	I should not be substantiating
you should not be substantiating
he should not be substantiating
we should not be substantiating
you should not be substantiating
they should not be substantiating	I should not have substantiated
you should not have substantiated
he should not have substantiated
we should not have substantiated
you should not have substantiated
they should not have substantiated	I should not have been substantiating
you should not have been substantiating
he should not have been substantiating
we should not have been substantiating
you should not have been substantiating
they should not have been substantiating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I substantiate?
should you substantiate?
should he substantiate?
should we substantiate?
should you substantiate?
should they substantiate? 	should I be substantiating?
should you be substantiating?
should he be substantiating?
should we be substantiating?
should you be substantiating?
should they be substantiating? 	should I have substantiated?
should you have substantiated?
should he have substantiated?
should we have substantiated?
should you have substantiated?
should they have substantiated? 	should I have been substantiating?
should you have been substantiating?
should he have been substantiating?
should we have been substantiating?
should you have been substantiating?
should they have been substantiating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not substantiate?
should you not substantiate?
should he not substantiate?
should we not substantiate?
should you not substantiate?
should they not substantiate? 	should I not be substantiating?
should you not be substantiating?
should he not be substantiating?
should we not be substantiating?
should you not be substantiating?
should they not be substantiating? 	should I not have substantiated?
should you not have substantiated?
should he not have substantiated?
should we not have substantiated?
should you not have substantiated?
should they not have substantiated? 	should I not have been substantiating?
should you not have been substantiating?
should he not have been substantiating?
should we not have been substantiating?
should you not have been substantiating?
should they not have been substantiating?