could jail
Verbo regular: jail - jailed- jailed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could jail
you could jail
she could jail
we could jail
you could jail
they could jail 	I could be jailing
you could be jailing
she could be jailing
we could be jailing
you could be jailing
they could be jailing	I could have jailed
you could have jailed
she could have jailed
we could have jailed
you could have jailed
they could have jailed	I could have been jailing
you could have been jailing
she could have been jailing
we could have been jailing
you could have been jailing
they could have been jailing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not jail
you could not jail
she could not jail
we could not jail
you could not jail
they could not jail 	I could not be jailing
you could not be jailing
she could not be jailing
we could not be jailing
you could not be jailing
they could not be jailing	I could not have jailed
you could not have jailed
she could not have jailed
we could not have jailed
you could not have jailed
they could not have jailed	I could not have been jailing
you could not have been jailing
she could not have been jailing
we could not have been jailing
you could not have been jailing
they could not have been jailing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I jail?
could you jail?
could she jail?
could we jail?
could you jail?
could they jail? 	could I be jailing?
could you be jailing?
could she be jailing?
could we be jailing?
could you be jailing?
could they be jailing? 	could I have jailed?
could you have jailed?
could she have jailed?
could we have jailed?
could you have jailed?
could they have jailed? 	could I have been jailing?
could you have been jailing?
could she have been jailing?
could we have been jailing?
could you have been jailing?
could they have been jailing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not jail?
could you not jail?
could she not jail?
could we not jail?
could you not jail?
could they not jail? 	could I not be jailing?
could you not be jailing?
could she not be jailing?
could we not be jailing?
could you not be jailing?
could they not be jailing? 	could I not have jailed?
could you not have jailed?
could she not have jailed?
could we not have jailed?
could you not have jailed?
could they not have jailed? 	could I not have been jailing?
could you not have been jailing?
could she not have been jailing?
could we not have been jailing?
could you not have been jailing?
could they not have been jailing?