should unnail
Verbo regular: unnail - unnailed- unnailed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should unnail
you should unnail
he should unnail
we should unnail
you should unnail
they should unnail 	I should be unnailing
you should be unnailing
he should be unnailing
we should be unnailing
you should be unnailing
they should be unnailing	I should have unnailed
you should have unnailed
he should have unnailed
we should have unnailed
you should have unnailed
they should have unnailed	I should have been unnailing
you should have been unnailing
he should have been unnailing
we should have been unnailing
you should have been unnailing
they should have been unnailing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not unnail
you should not unnail
he should not unnail
we should not unnail
you should not unnail
they should not unnail 	I should not be unnailing
you should not be unnailing
he should not be unnailing
we should not be unnailing
you should not be unnailing
they should not be unnailing	I should not have unnailed
you should not have unnailed
he should not have unnailed
we should not have unnailed
you should not have unnailed
they should not have unnailed	I should not have been unnailing
you should not have been unnailing
he should not have been unnailing
we should not have been unnailing
you should not have been unnailing
they should not have been unnailing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I unnail?
should you unnail?
should he unnail?
should we unnail?
should you unnail?
should they unnail? 	should I be unnailing?
should you be unnailing?
should he be unnailing?
should we be unnailing?
should you be unnailing?
should they be unnailing? 	should I have unnailed?
should you have unnailed?
should he have unnailed?
should we have unnailed?
should you have unnailed?
should they have unnailed? 	should I have been unnailing?
should you have been unnailing?
should he have been unnailing?
should we have been unnailing?
should you have been unnailing?
should they have been unnailing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not unnail?
should you not unnail?
should he not unnail?
should we not unnail?
should you not unnail?
should they not unnail? 	should I not be unnailing?
should you not be unnailing?
should he not be unnailing?
should we not be unnailing?
should you not be unnailing?
should they not be unnailing? 	should I not have unnailed?
should you not have unnailed?
should he not have unnailed?
should we not have unnailed?
should you not have unnailed?
should they not have unnailed? 	should I not have been unnailing?
should you not have been unnailing?
should he not have been unnailing?
should we not have been unnailing?
should you not have been unnailing?
should they not have been unnailing?