should upgrade
Verbo regular: upgrade - upgraded- upgraded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should upgrade
you should upgrade
he should upgrade
we should upgrade
you should upgrade
they should upgrade 	I should be upgrading
you should be upgrading
he should be upgrading
we should be upgrading
you should be upgrading
they should be upgrading	I should have upgraded
you should have upgraded
he should have upgraded
we should have upgraded
you should have upgraded
they should have upgraded	I should have been upgrading
you should have been upgrading
he should have been upgrading
we should have been upgrading
you should have been upgrading
they should have been upgrading	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not upgrade
you should not upgrade
he should not upgrade
we should not upgrade
you should not upgrade
they should not upgrade 	I should not be upgrading
you should not be upgrading
he should not be upgrading
we should not be upgrading
you should not be upgrading
they should not be upgrading	I should not have upgraded
you should not have upgraded
he should not have upgraded
we should not have upgraded
you should not have upgraded
they should not have upgraded	I should not have been upgrading
you should not have been upgrading
he should not have been upgrading
we should not have been upgrading
you should not have been upgrading
they should not have been upgrading	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I upgrade?
should you upgrade?
should he upgrade?
should we upgrade?
should you upgrade?
should they upgrade? 	should I be upgrading?
should you be upgrading?
should he be upgrading?
should we be upgrading?
should you be upgrading?
should they be upgrading? 	should I have upgraded?
should you have upgraded?
should he have upgraded?
should we have upgraded?
should you have upgraded?
should they have upgraded? 	should I have been upgrading?
should you have been upgrading?
should he have been upgrading?
should we have been upgrading?
should you have been upgrading?
should they have been upgrading? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not upgrade?
should you not upgrade?
should he not upgrade?
should we not upgrade?
should you not upgrade?
should they not upgrade? 	should I not be upgrading?
should you not be upgrading?
should he not be upgrading?
should we not be upgrading?
should you not be upgrading?
should they not be upgrading? 	should I not have upgraded?
should you not have upgraded?
should he not have upgraded?
should we not have upgraded?
should you not have upgraded?
should they not have upgraded? 	should I not have been upgrading?
should you not have been upgrading?
should he not have been upgrading?
should we not have been upgrading?
should you not have been upgrading?
should they not have been upgrading?