could brail
Verbo regular: brail - brailed- brailed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could brail
you could brail
she could brail
we could brail
you could brail
they could brail 	I could be brailing
you could be brailing
she could be brailing
we could be brailing
you could be brailing
they could be brailing	I could have brailed
you could have brailed
she could have brailed
we could have brailed
you could have brailed
they could have brailed	I could have been brailing
you could have been brailing
she could have been brailing
we could have been brailing
you could have been brailing
they could have been brailing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not brail
you could not brail
she could not brail
we could not brail
you could not brail
they could not brail 	I could not be brailing
you could not be brailing
she could not be brailing
we could not be brailing
you could not be brailing
they could not be brailing	I could not have brailed
you could not have brailed
she could not have brailed
we could not have brailed
you could not have brailed
they could not have brailed	I could not have been brailing
you could not have been brailing
she could not have been brailing
we could not have been brailing
you could not have been brailing
they could not have been brailing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I brail?
could you brail?
could she brail?
could we brail?
could you brail?
could they brail? 	could I be brailing?
could you be brailing?
could she be brailing?
could we be brailing?
could you be brailing?
could they be brailing? 	could I have brailed?
could you have brailed?
could she have brailed?
could we have brailed?
could you have brailed?
could they have brailed? 	could I have been brailing?
could you have been brailing?
could she have been brailing?
could we have been brailing?
could you have been brailing?
could they have been brailing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not brail?
could you not brail?
could she not brail?
could we not brail?
could you not brail?
could they not brail? 	could I not be brailing?
could you not be brailing?
could she not be brailing?
could we not be brailing?
could you not be brailing?
could they not be brailing? 	could I not have brailed?
could you not have brailed?
could she not have brailed?
could we not have brailed?
could you not have brailed?
could they not have brailed? 	could I not have been brailing?
could you not have been brailing?
could she not have been brailing?
could we not have been brailing?
could you not have been brailing?
could they not have been brailing?