could lyse
Verbo regular: lyse - lysed- lysed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could lyse
you could lyse
he could lyse
we could lyse
you could lyse
they could lyse 	I could be lysing
you could be lysing
he could be lysing
we could be lysing
you could be lysing
they could be lysing	I could have lysed
you could have lysed
he could have lysed
we could have lysed
you could have lysed
they could have lysed	I could have been lysing
you could have been lysing
he could have been lysing
we could have been lysing
you could have been lysing
they could have been lysing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't lyse
you couldn't lyse
he couldn't lyse
we couldn't lyse
you couldn't lyse
they couldn't lyse 	I couldn't be lysing
you couldn't be lysing
he couldn't be lysing
we couldn't be lysing
you couldn't be lysing
they couldn't be lysing	I couldn't have lysed
you couldn't have lysed
he couldn't have lysed
we couldn't have lysed
you couldn't have lysed
they couldn't have lysed	I couldn't have been lysing
you couldn't have been lysing
he couldn't have been lysing
we couldn't have been lysing
you couldn't have been lysing
they couldn't have been lysing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I lyse?
could you lyse?
could he lyse?
could we lyse?
could you lyse?
could they lyse? 	could I be lysing?
could you be lysing?
could he be lysing?
could we be lysing?
could you be lysing?
could they be lysing? 	could I have lysed?
could you have lysed?
could he have lysed?
could we have lysed?
could you have lysed?
could they have lysed? 	could I have been lysing?
could you have been lysing?
could he have been lysing?
could we have been lysing?
could you have been lysing?
could they have been lysing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I lyse?
couldn't you lyse?
couldn't he lyse?
couldn't we lyse?
couldn't you lyse?
couldn't they lyse? 	couldn't I be lysing?
couldn't you be lysing?
couldn't he be lysing?
couldn't we be lysing?
couldn't you be lysing?
couldn't they be lysing? 	couldn't I have lysed?
couldn't you have lysed?
couldn't he have lysed?
couldn't we have lysed?
couldn't you have lysed?
couldn't they have lysed? 	couldn't I have been lysing?
couldn't you have been lysing?
couldn't he have been lysing?
couldn't we have been lysing?
couldn't you have been lysing?
couldn't they have been lysing?