could chaffer
Verbo regular: chaffer - chaffered- chaffered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could chaffer
you could chaffer
he could chaffer
we could chaffer
you could chaffer
they could chaffer 	I could be chaffering
you could be chaffering
he could be chaffering
we could be chaffering
you could be chaffering
they could be chaffering	I could have chaffered
you could have chaffered
he could have chaffered
we could have chaffered
you could have chaffered
they could have chaffered	I could have been chaffering
you could have been chaffering
he could have been chaffering
we could have been chaffering
you could have been chaffering
they could have been chaffering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not chaffer
you could not chaffer
he could not chaffer
we could not chaffer
you could not chaffer
they could not chaffer 	I could not be chaffering
you could not be chaffering
he could not be chaffering
we could not be chaffering
you could not be chaffering
they could not be chaffering	I could not have chaffered
you could not have chaffered
he could not have chaffered
we could not have chaffered
you could not have chaffered
they could not have chaffered	I could not have been chaffering
you could not have been chaffering
he could not have been chaffering
we could not have been chaffering
you could not have been chaffering
they could not have been chaffering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I chaffer?
could you chaffer?
could he chaffer?
could we chaffer?
could you chaffer?
could they chaffer? 	could I be chaffering?
could you be chaffering?
could he be chaffering?
could we be chaffering?
could you be chaffering?
could they be chaffering? 	could I have chaffered?
could you have chaffered?
could he have chaffered?
could we have chaffered?
could you have chaffered?
could they have chaffered? 	could I have been chaffering?
could you have been chaffering?
could he have been chaffering?
could we have been chaffering?
could you have been chaffering?
could they have been chaffering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not chaffer?
could you not chaffer?
could he not chaffer?
could we not chaffer?
could you not chaffer?
could they not chaffer? 	could I not be chaffering?
could you not be chaffering?
could he not be chaffering?
could we not be chaffering?
could you not be chaffering?
could they not be chaffering? 	could I not have chaffered?
could you not have chaffered?
could he not have chaffered?
could we not have chaffered?
could you not have chaffered?
could they not have chaffered? 	could I not have been chaffering?
could you not have been chaffering?
could he not have been chaffering?
could we not have been chaffering?
could you not have been chaffering?
could they not have been chaffering?