should prevail
Verbo regular: prevail - prevailed- prevailed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should prevail
you should prevail
she should prevail
we should prevail
you should prevail
they should prevail 	I should be prevailing
you should be prevailing
she should be prevailing
we should be prevailing
you should be prevailing
they should be prevailing	I should have prevailed
you should have prevailed
she should have prevailed
we should have prevailed
you should have prevailed
they should have prevailed	I should have been prevailing
you should have been prevailing
she should have been prevailing
we should have been prevailing
you should have been prevailing
they should have been prevailing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not prevail
you should not prevail
she should not prevail
we should not prevail
you should not prevail
they should not prevail 	I should not be prevailing
you should not be prevailing
she should not be prevailing
we should not be prevailing
you should not be prevailing
they should not be prevailing	I should not have prevailed
you should not have prevailed
she should not have prevailed
we should not have prevailed
you should not have prevailed
they should not have prevailed	I should not have been prevailing
you should not have been prevailing
she should not have been prevailing
we should not have been prevailing
you should not have been prevailing
they should not have been prevailing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I prevail?
should you prevail?
should she prevail?
should we prevail?
should you prevail?
should they prevail? 	should I be prevailing?
should you be prevailing?
should she be prevailing?
should we be prevailing?
should you be prevailing?
should they be prevailing? 	should I have prevailed?
should you have prevailed?
should she have prevailed?
should we have prevailed?
should you have prevailed?
should they have prevailed? 	should I have been prevailing?
should you have been prevailing?
should she have been prevailing?
should we have been prevailing?
should you have been prevailing?
should they have been prevailing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not prevail?
should you not prevail?
should she not prevail?
should we not prevail?
should you not prevail?
should they not prevail? 	should I not be prevailing?
should you not be prevailing?
should she not be prevailing?
should we not be prevailing?
should you not be prevailing?
should they not be prevailing? 	should I not have prevailed?
should you not have prevailed?
should she not have prevailed?
should we not have prevailed?
should you not have prevailed?
should they not have prevailed? 	should I not have been prevailing?
should you not have been prevailing?
should she not have been prevailing?
should we not have been prevailing?
should you not have been prevailing?
should they not have been prevailing?