should undergo
Verbo irregular: undergo - underwent- undergone

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should undergo
you should undergo
he should undergo
we should undergo
you should undergo
they should undergo 	I should be undergoing
you should be undergoing
he should be undergoing
we should be undergoing
you should be undergoing
they should be undergoing	I should have undergone
you should have undergone
he should have undergone
we should have undergone
you should have undergone
they should have undergone	I should have been undergoing
you should have been undergoing
he should have been undergoing
we should have been undergoing
you should have been undergoing
they should have been undergoing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not undergo
you should not undergo
he should not undergo
we should not undergo
you should not undergo
they should not undergo 	I should not be undergoing
you should not be undergoing
he should not be undergoing
we should not be undergoing
you should not be undergoing
they should not be undergoing	I should not have undergone
you should not have undergone
he should not have undergone
we should not have undergone
you should not have undergone
they should not have undergone	I should not have been undergoing
you should not have been undergoing
he should not have been undergoing
we should not have been undergoing
you should not have been undergoing
they should not have been undergoing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I undergo?
should you undergo?
should he undergo?
should we undergo?
should you undergo?
should they undergo? 	should I be undergoing?
should you be undergoing?
should he be undergoing?
should we be undergoing?
should you be undergoing?
should they be undergoing? 	should I have undergone?
should you have undergone?
should he have undergone?
should we have undergone?
should you have undergone?
should they have undergone? 	should I have been undergoing?
should you have been undergoing?
should he have been undergoing?
should we have been undergoing?
should you have been undergoing?
should they have been undergoing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not undergo?
should you not undergo?
should he not undergo?
should we not undergo?
should you not undergo?
should they not undergo? 	should I not be undergoing?
should you not be undergoing?
should he not be undergoing?
should we not be undergoing?
should you not be undergoing?
should they not be undergoing? 	should I not have undergone?
should you not have undergone?
should he not have undergone?
should we not have undergone?
should you not have undergone?
should they not have undergone? 	should I not have been undergoing?
should you not have been undergoing?
should he not have been undergoing?
should we not have been undergoing?
should you not have been undergoing?
should they not have been undergoing?