could jaundice
Verbo regular: jaundice - jaundiced- jaundiced

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could jaundice
you could jaundice
he could jaundice
we could jaundice
you could jaundice
they could jaundice 	I could be jaundicing
you could be jaundicing
he could be jaundicing
we could be jaundicing
you could be jaundicing
they could be jaundicing	I could have jaundiced
you could have jaundiced
he could have jaundiced
we could have jaundiced
you could have jaundiced
they could have jaundiced	I could have been jaundicing
you could have been jaundicing
he could have been jaundicing
we could have been jaundicing
you could have been jaundicing
they could have been jaundicing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not jaundice
you could not jaundice
he could not jaundice
we could not jaundice
you could not jaundice
they could not jaundice 	I could not be jaundicing
you could not be jaundicing
he could not be jaundicing
we could not be jaundicing
you could not be jaundicing
they could not be jaundicing	I could not have jaundiced
you could not have jaundiced
he could not have jaundiced
we could not have jaundiced
you could not have jaundiced
they could not have jaundiced	I could not have been jaundicing
you could not have been jaundicing
he could not have been jaundicing
we could not have been jaundicing
you could not have been jaundicing
they could not have been jaundicing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I jaundice?
could you jaundice?
could he jaundice?
could we jaundice?
could you jaundice?
could they jaundice? 	could I be jaundicing?
could you be jaundicing?
could he be jaundicing?
could we be jaundicing?
could you be jaundicing?
could they be jaundicing? 	could I have jaundiced?
could you have jaundiced?
could he have jaundiced?
could we have jaundiced?
could you have jaundiced?
could they have jaundiced? 	could I have been jaundicing?
could you have been jaundicing?
could he have been jaundicing?
could we have been jaundicing?
could you have been jaundicing?
could they have been jaundicing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not jaundice?
could you not jaundice?
could he not jaundice?
could we not jaundice?
could you not jaundice?
could they not jaundice? 	could I not be jaundicing?
could you not be jaundicing?
could he not be jaundicing?
could we not be jaundicing?
could you not be jaundicing?
could they not be jaundicing? 	could I not have jaundiced?
could you not have jaundiced?
could he not have jaundiced?
could we not have jaundiced?
could you not have jaundiced?
could they not have jaundiced? 	could I not have been jaundicing?
could you not have been jaundicing?
could he not have been jaundicing?
could we not have been jaundicing?
could you not have been jaundicing?
could they not have been jaundicing?