could jewel
Verbo regular: jewel - jeweled- jeweled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could jewel
you could jewel
he could jewel
we could jewel
you could jewel
they could jewel 	I could be jeweling
you could be jeweling
he could be jeweling
we could be jeweling
you could be jeweling
they could be jeweling	I could have jeweled
you could have jeweled
he could have jeweled
we could have jeweled
you could have jeweled
they could have jeweled	I could have been jeweling
you could have been jeweling
he could have been jeweling
we could have been jeweling
you could have been jeweling
they could have been jeweling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not jewel
you could not jewel
he could not jewel
we could not jewel
you could not jewel
they could not jewel 	I could not be jeweling
you could not be jeweling
he could not be jeweling
we could not be jeweling
you could not be jeweling
they could not be jeweling	I could not have jeweled
you could not have jeweled
he could not have jeweled
we could not have jeweled
you could not have jeweled
they could not have jeweled	I could not have been jeweling
you could not have been jeweling
he could not have been jeweling
we could not have been jeweling
you could not have been jeweling
they could not have been jeweling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I jewel?
could you jewel?
could he jewel?
could we jewel?
could you jewel?
could they jewel? 	could I be jeweling?
could you be jeweling?
could he be jeweling?
could we be jeweling?
could you be jeweling?
could they be jeweling? 	could I have jeweled?
could you have jeweled?
could he have jeweled?
could we have jeweled?
could you have jeweled?
could they have jeweled? 	could I have been jeweling?
could you have been jeweling?
could he have been jeweling?
could we have been jeweling?
could you have been jeweling?
could they have been jeweling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not jewel?
could you not jewel?
could he not jewel?
could we not jewel?
could you not jewel?
could they not jewel? 	could I not be jeweling?
could you not be jeweling?
could he not be jeweling?
could we not be jeweling?
could you not be jeweling?
could they not be jeweling? 	could I not have jeweled?
could you not have jeweled?
could he not have jeweled?
could we not have jeweled?
could you not have jeweled?
could they not have jeweled? 	could I not have been jeweling?
could you not have been jeweling?
could he not have been jeweling?
could we not have been jeweling?
could you not have been jeweling?
could they not have been jeweling?