should oblige
Verbo regular: oblige - obliged- obliged

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should oblige
you should oblige
she should oblige
we should oblige
you should oblige
they should oblige 	I should be obliging
you should be obliging
she should be obliging
we should be obliging
you should be obliging
they should be obliging	I should have obliged
you should have obliged
she should have obliged
we should have obliged
you should have obliged
they should have obliged	I should have been obliging
you should have been obliging
she should have been obliging
we should have been obliging
you should have been obliging
they should have been obliging	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not oblige
you should not oblige
she should not oblige
we should not oblige
you should not oblige
they should not oblige 	I should not be obliging
you should not be obliging
she should not be obliging
we should not be obliging
you should not be obliging
they should not be obliging	I should not have obliged
you should not have obliged
she should not have obliged
we should not have obliged
you should not have obliged
they should not have obliged	I should not have been obliging
you should not have been obliging
she should not have been obliging
we should not have been obliging
you should not have been obliging
they should not have been obliging	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I oblige?
should you oblige?
should she oblige?
should we oblige?
should you oblige?
should they oblige? 	should I be obliging?
should you be obliging?
should she be obliging?
should we be obliging?
should you be obliging?
should they be obliging? 	should I have obliged?
should you have obliged?
should she have obliged?
should we have obliged?
should you have obliged?
should they have obliged? 	should I have been obliging?
should you have been obliging?
should she have been obliging?
should we have been obliging?
should you have been obliging?
should they have been obliging? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not oblige?
should you not oblige?
should she not oblige?
should we not oblige?
should you not oblige?
should they not oblige? 	should I not be obliging?
should you not be obliging?
should she not be obliging?
should we not be obliging?
should you not be obliging?
should they not be obliging? 	should I not have obliged?
should you not have obliged?
should she not have obliged?
should we not have obliged?
should you not have obliged?
should they not have obliged? 	should I not have been obliging?
should you not have been obliging?
should she not have been obliging?
should we not have been obliging?
should you not have been obliging?
should they not have been obliging?