should begin
Verbo irregular: begin - began- begun

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should begin
you should begin
she should begin
we should begin
you should begin
they should begin 	I should be beginning
you should be beginning
she should be beginning
we should be beginning
you should be beginning
they should be beginning	I should have begun
you should have begun
she should have begun
we should have begun
you should have begun
they should have begun	I should have been beginning
you should have been beginning
she should have been beginning
we should have been beginning
you should have been beginning
they should have been beginning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not begin
you should not begin
she should not begin
we should not begin
you should not begin
they should not begin 	I should not be beginning
you should not be beginning
she should not be beginning
we should not be beginning
you should not be beginning
they should not be beginning	I should not have begun
you should not have begun
she should not have begun
we should not have begun
you should not have begun
they should not have begun	I should not have been beginning
you should not have been beginning
she should not have been beginning
we should not have been beginning
you should not have been beginning
they should not have been beginning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I begin?
should you begin?
should she begin?
should we begin?
should you begin?
should they begin? 	should I be beginning?
should you be beginning?
should she be beginning?
should we be beginning?
should you be beginning?
should they be beginning? 	should I have begun?
should you have begun?
should she have begun?
should we have begun?
should you have begun?
should they have begun? 	should I have been beginning?
should you have been beginning?
should she have been beginning?
should we have been beginning?
should you have been beginning?
should they have been beginning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not begin?
should you not begin?
should she not begin?
should we not begin?
should you not begin?
should they not begin? 	should I not be beginning?
should you not be beginning?
should she not be beginning?
should we not be beginning?
should you not be beginning?
should they not be beginning? 	should I not have begun?
should you not have begun?
should she not have begun?
should we not have begun?
should you not have begun?
should they not have begun? 	should I not have been beginning?
should you not have been beginning?
should she not have been beginning?
should we not have been beginning?
should you not have been beginning?
should they not have been beginning?