could token
Verbo regular: token - tokened- tokened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could token
you could token
she could token
we could token
you could token
they could token 	I could be tokening
you could be tokening
she could be tokening
we could be tokening
you could be tokening
they could be tokening	I could have tokened
you could have tokened
she could have tokened
we could have tokened
you could have tokened
they could have tokened	I could have been tokening
you could have been tokening
she could have been tokening
we could have been tokening
you could have been tokening
they could have been tokening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not token
you could not token
she could not token
we could not token
you could not token
they could not token 	I could not be tokening
you could not be tokening
she could not be tokening
we could not be tokening
you could not be tokening
they could not be tokening	I could not have tokened
you could not have tokened
she could not have tokened
we could not have tokened
you could not have tokened
they could not have tokened	I could not have been tokening
you could not have been tokening
she could not have been tokening
we could not have been tokening
you could not have been tokening
they could not have been tokening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I token?
could you token?
could she token?
could we token?
could you token?
could they token? 	could I be tokening?
could you be tokening?
could she be tokening?
could we be tokening?
could you be tokening?
could they be tokening? 	could I have tokened?
could you have tokened?
could she have tokened?
could we have tokened?
could you have tokened?
could they have tokened? 	could I have been tokening?
could you have been tokening?
could she have been tokening?
could we have been tokening?
could you have been tokening?
could they have been tokening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not token?
could you not token?
could she not token?
could we not token?
could you not token?
could they not token? 	could I not be tokening?
could you not be tokening?
could she not be tokening?
could we not be tokening?
could you not be tokening?
could they not be tokening? 	could I not have tokened?
could you not have tokened?
could she not have tokened?
could we not have tokened?
could you not have tokened?
could they not have tokened? 	could I not have been tokening?
could you not have been tokening?
could she not have been tokening?
could we not have been tokening?
could you not have been tokening?
could they not have been tokening?