should spell
Verbo irregular: spell - spelled, spelt- spelled, spelt

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should spell
you should spell
he should spell
we should spell
you should spell
they should spell 	I should be spelling
you should be spelling
he should be spelling
we should be spelling
you should be spelling
they should be spelling	I should have spelled, spelt
you should have spelled, spelt
he should have spelled, spelt
we should have spelled, spelt
you should have spelled, spelt
they should have spelled, spelt	I should have been spelling
you should have been spelling
he should have been spelling
we should have been spelling
you should have been spelling
they should have been spelling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not spell
you should not spell
he should not spell
we should not spell
you should not spell
they should not spell 	I should not be spelling
you should not be spelling
he should not be spelling
we should not be spelling
you should not be spelling
they should not be spelling	I should not have spelled, spelt
you should not have spelled, spelt
he should not have spelled, spelt
we should not have spelled, spelt
you should not have spelled, spelt
they should not have spelled, spelt	I should not have been spelling
you should not have been spelling
he should not have been spelling
we should not have been spelling
you should not have been spelling
they should not have been spelling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I spell?
should you spell?
should he spell?
should we spell?
should you spell?
should they spell? 	should I be spelling?
should you be spelling?
should he be spelling?
should we be spelling?
should you be spelling?
should they be spelling? 	should I have spelled, spelt?
should you have spelled, spelt?
should he have spelled, spelt?
should we have spelled, spelt?
should you have spelled, spelt?
should they have spelled, spelt? 	should I have been spelling?
should you have been spelling?
should he have been spelling?
should we have been spelling?
should you have been spelling?
should they have been spelling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not spell?
should you not spell?
should he not spell?
should we not spell?
should you not spell?
should they not spell? 	should I not be spelling?
should you not be spelling?
should he not be spelling?
should we not be spelling?
should you not be spelling?
should they not be spelling? 	should I not have spelled, spelt?
should you not have spelled, spelt?
should he not have spelled, spelt?
should we not have spelled, spelt?
should you not have spelled, spelt?
should they not have spelled, spelt? 	should I not have been spelling?
should you not have been spelling?
should he not have been spelling?
should we not have been spelling?
should you not have been spelling?
should they not have been spelling?