can unnail
Verbo regular: unnail - unnailed- unnailed

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

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

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

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