should demonstrate
Verbo regular: demonstrate - demonstrated- demonstrated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should demonstrate
you should demonstrate
she should demonstrate
we should demonstrate
you should demonstrate
they should demonstrate 	I should be demonstrating
you should be demonstrating
she should be demonstrating
we should be demonstrating
you should be demonstrating
they should be demonstrating	I should have demonstrated
you should have demonstrated
she should have demonstrated
we should have demonstrated
you should have demonstrated
they should have demonstrated	I should have been demonstrating
you should have been demonstrating
she should have been demonstrating
we should have been demonstrating
you should have been demonstrating
they should have been demonstrating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not demonstrate
you should not demonstrate
she should not demonstrate
we should not demonstrate
you should not demonstrate
they should not demonstrate 	I should not be demonstrating
you should not be demonstrating
she should not be demonstrating
we should not be demonstrating
you should not be demonstrating
they should not be demonstrating	I should not have demonstrated
you should not have demonstrated
she should not have demonstrated
we should not have demonstrated
you should not have demonstrated
they should not have demonstrated	I should not have been demonstrating
you should not have been demonstrating
she should not have been demonstrating
we should not have been demonstrating
you should not have been demonstrating
they should not have been demonstrating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I demonstrate?
should you demonstrate?
should she demonstrate?
should we demonstrate?
should you demonstrate?
should they demonstrate? 	should I be demonstrating?
should you be demonstrating?
should she be demonstrating?
should we be demonstrating?
should you be demonstrating?
should they be demonstrating? 	should I have demonstrated?
should you have demonstrated?
should she have demonstrated?
should we have demonstrated?
should you have demonstrated?
should they have demonstrated? 	should I have been demonstrating?
should you have been demonstrating?
should she have been demonstrating?
should we have been demonstrating?
should you have been demonstrating?
should they have been demonstrating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not demonstrate?
should you not demonstrate?
should she not demonstrate?
should we not demonstrate?
should you not demonstrate?
should they not demonstrate? 	should I not be demonstrating?
should you not be demonstrating?
should she not be demonstrating?
should we not be demonstrating?
should you not be demonstrating?
should they not be demonstrating? 	should I not have demonstrated?
should you not have demonstrated?
should she not have demonstrated?
should we not have demonstrated?
should you not have demonstrated?
should they not have demonstrated? 	should I not have been demonstrating?
should you not have been demonstrating?
should she not have been demonstrating?
should we not have been demonstrating?
should you not have been demonstrating?
should they not have been demonstrating?