should validate
Verbo regular: validate - validated- validated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should validate
you should validate
he should validate
we should validate
you should validate
they should validate 	I should be validating
you should be validating
he should be validating
we should be validating
you should be validating
they should be validating	I should have validated
you should have validated
he should have validated
we should have validated
you should have validated
they should have validated	I should have been validating
you should have been validating
he should have been validating
we should have been validating
you should have been validating
they should have been validating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not validate
you should not validate
he should not validate
we should not validate
you should not validate
they should not validate 	I should not be validating
you should not be validating
he should not be validating
we should not be validating
you should not be validating
they should not be validating	I should not have validated
you should not have validated
he should not have validated
we should not have validated
you should not have validated
they should not have validated	I should not have been validating
you should not have been validating
he should not have been validating
we should not have been validating
you should not have been validating
they should not have been validating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I validate?
should you validate?
should he validate?
should we validate?
should you validate?
should they validate? 	should I be validating?
should you be validating?
should he be validating?
should we be validating?
should you be validating?
should they be validating? 	should I have validated?
should you have validated?
should he have validated?
should we have validated?
should you have validated?
should they have validated? 	should I have been validating?
should you have been validating?
should he have been validating?
should we have been validating?
should you have been validating?
should they have been validating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not validate?
should you not validate?
should he not validate?
should we not validate?
should you not validate?
should they not validate? 	should I not be validating?
should you not be validating?
should he not be validating?
should we not be validating?
should you not be validating?
should they not be validating? 	should I not have validated?
should you not have validated?
should he not have validated?
should we not have validated?
should you not have validated?
should they not have validated? 	should I not have been validating?
should you not have been validating?
should he not have been validating?
should we not have been validating?
should you not have been validating?
should they not have been validating?