should form
Verbo regular: form - formed- formed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd form
you'd form
he'd form
we'd form
you'd form
they'd form 	I'd be forming
you'd be forming
he'd be forming
we'd be forming
you'd be forming
they'd be forming	I should've formed
you should've formed
he should've formed
we should've formed
you should've formed
they should've formed	I should've been forming
you should've been forming
he should've been forming
we should've been forming
you should've been forming
they should've been forming	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't form
you shouldn't form
he shouldn't form
we shouldn't form
you shouldn't form
they shouldn't form 	I shouldn't be forming
you shouldn't be forming
he shouldn't be forming
we shouldn't be forming
you shouldn't be forming
they shouldn't be forming	I shouldn't have formed
you shouldn't have formed
he shouldn't have formed
we shouldn't have formed
you shouldn't have formed
they shouldn't have formed	I shouldn't have been forming
you shouldn't have been forming
he shouldn't have been forming
we shouldn't have been forming
you shouldn't have been forming
they shouldn't have been forming	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I form?
should you form?
should he form?
should we form?
should you form?
should they form? 	should I be forming?
should you be forming?
should he be forming?
should we be forming?
should you be forming?
should they be forming? 	should I have formed?
should you have formed?
should he have formed?
should we have formed?
should you have formed?
should they have formed? 	should I have been forming?
should you have been forming?
should he have been forming?
should we have been forming?
should you have been forming?
should they have been forming? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I form?
shouldn't you form?
shouldn't he form?
shouldn't we form?
shouldn't you form?
shouldn't they form? 	shouldn't I be forming?
shouldn't you be forming?
shouldn't he be forming?
shouldn't we be forming?
shouldn't you be forming?
shouldn't they be forming? 	shouldn't I have formed?
shouldn't you have formed?
shouldn't he have formed?
shouldn't we have formed?
shouldn't you have formed?
shouldn't they have formed? 	shouldn't I have been forming?
shouldn't you have been forming?
shouldn't he have been forming?
shouldn't we have been forming?
shouldn't you have been forming?
shouldn't they have been forming?