could imprison
Verbo regular: imprison - imprisoned- imprisoned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could imprison
you could imprison
he could imprison
we could imprison
you could imprison
they could imprison 	I could be imprisoning
you could be imprisoning
he could be imprisoning
we could be imprisoning
you could be imprisoning
they could be imprisoning	I could have imprisoned
you could have imprisoned
he could have imprisoned
we could have imprisoned
you could have imprisoned
they could have imprisoned	I could have been imprisoning
you could have been imprisoning
he could have been imprisoning
we could have been imprisoning
you could have been imprisoning
they could have been imprisoning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not imprison
you could not imprison
he could not imprison
we could not imprison
you could not imprison
they could not imprison 	I could not be imprisoning
you could not be imprisoning
he could not be imprisoning
we could not be imprisoning
you could not be imprisoning
they could not be imprisoning	I could not have imprisoned
you could not have imprisoned
he could not have imprisoned
we could not have imprisoned
you could not have imprisoned
they could not have imprisoned	I could not have been imprisoning
you could not have been imprisoning
he could not have been imprisoning
we could not have been imprisoning
you could not have been imprisoning
they could not have been imprisoning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I imprison?
could you imprison?
could he imprison?
could we imprison?
could you imprison?
could they imprison? 	could I be imprisoning?
could you be imprisoning?
could he be imprisoning?
could we be imprisoning?
could you be imprisoning?
could they be imprisoning? 	could I have imprisoned?
could you have imprisoned?
could he have imprisoned?
could we have imprisoned?
could you have imprisoned?
could they have imprisoned? 	could I have been imprisoning?
could you have been imprisoning?
could he have been imprisoning?
could we have been imprisoning?
could you have been imprisoning?
could they have been imprisoning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not imprison?
could you not imprison?
could he not imprison?
could we not imprison?
could you not imprison?
could they not imprison? 	could I not be imprisoning?
could you not be imprisoning?
could he not be imprisoning?
could we not be imprisoning?
could you not be imprisoning?
could they not be imprisoning? 	could I not have imprisoned?
could you not have imprisoned?
could he not have imprisoned?
could we not have imprisoned?
could you not have imprisoned?
could they not have imprisoned? 	could I not have been imprisoning?
could you not have been imprisoning?
could he not have been imprisoning?
could we not have been imprisoning?
could you not have been imprisoning?
could they not have been imprisoning?