should preestablish
Verbo regular: preestablish - preestablished- preestablished

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd preestablish
you'd preestablish
he'd preestablish
we'd preestablish
you'd preestablish
they'd preestablish 	I'd be preestablishing
you'd be preestablishing
he'd be preestablishing
we'd be preestablishing
you'd be preestablishing
they'd be preestablishing	I should've preestablished
you should've preestablished
he should've preestablished
we should've preestablished
you should've preestablished
they should've preestablished	I should've been preestablishing
you should've been preestablishing
he should've been preestablishing
we should've been preestablishing
you should've been preestablishing
they should've been preestablishing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't preestablish
you shouldn't preestablish
he shouldn't preestablish
we shouldn't preestablish
you shouldn't preestablish
they shouldn't preestablish 	I shouldn't be preestablishing
you shouldn't be preestablishing
he shouldn't be preestablishing
we shouldn't be preestablishing
you shouldn't be preestablishing
they shouldn't be preestablishing	I shouldn't have preestablished
you shouldn't have preestablished
he shouldn't have preestablished
we shouldn't have preestablished
you shouldn't have preestablished
they shouldn't have preestablished	I shouldn't have been preestablishing
you shouldn't have been preestablishing
he shouldn't have been preestablishing
we shouldn't have been preestablishing
you shouldn't have been preestablishing
they shouldn't have been preestablishing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I preestablish?
should you preestablish?
should he preestablish?
should we preestablish?
should you preestablish?
should they preestablish? 	should I be preestablishing?
should you be preestablishing?
should he be preestablishing?
should we be preestablishing?
should you be preestablishing?
should they be preestablishing? 	should I have preestablished?
should you have preestablished?
should he have preestablished?
should we have preestablished?
should you have preestablished?
should they have preestablished? 	should I have been preestablishing?
should you have been preestablishing?
should he have been preestablishing?
should we have been preestablishing?
should you have been preestablishing?
should they have been preestablishing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I preestablish?
shouldn't you preestablish?
shouldn't he preestablish?
shouldn't we preestablish?
shouldn't you preestablish?
shouldn't they preestablish? 	shouldn't I be preestablishing?
shouldn't you be preestablishing?
shouldn't he be preestablishing?
shouldn't we be preestablishing?
shouldn't you be preestablishing?
shouldn't they be preestablishing? 	shouldn't I have preestablished?
shouldn't you have preestablished?
shouldn't he have preestablished?
shouldn't we have preestablished?
shouldn't you have preestablished?
shouldn't they have preestablished? 	shouldn't I have been preestablishing?
shouldn't you have been preestablishing?
shouldn't he have been preestablishing?
shouldn't we have been preestablishing?
shouldn't you have been preestablishing?
shouldn't they have been preestablishing?