could ham
Verbo regular: ham - hammed- hammed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could ham
you could ham
he could ham
we could ham
you could ham
they could ham 	I could be hamming
you could be hamming
he could be hamming
we could be hamming
you could be hamming
they could be hamming	I could have hammed
you could have hammed
he could have hammed
we could have hammed
you could have hammed
they could have hammed	I could have been hamming
you could have been hamming
he could have been hamming
we could have been hamming
you could have been hamming
they could have been hamming	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not ham
you could not ham
he could not ham
we could not ham
you could not ham
they could not ham 	I could not be hamming
you could not be hamming
he could not be hamming
we could not be hamming
you could not be hamming
they could not be hamming	I could not have hammed
you could not have hammed
he could not have hammed
we could not have hammed
you could not have hammed
they could not have hammed	I could not have been hamming
you could not have been hamming
he could not have been hamming
we could not have been hamming
you could not have been hamming
they could not have been hamming	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I ham?
could you ham?
could he ham?
could we ham?
could you ham?
could they ham? 	could I be hamming?
could you be hamming?
could he be hamming?
could we be hamming?
could you be hamming?
could they be hamming? 	could I have hammed?
could you have hammed?
could he have hammed?
could we have hammed?
could you have hammed?
could they have hammed? 	could I have been hamming?
could you have been hamming?
could he have been hamming?
could we have been hamming?
could you have been hamming?
could they have been hamming? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not ham?
could you not ham?
could he not ham?
could we not ham?
could you not ham?
could they not ham? 	could I not be hamming?
could you not be hamming?
could he not be hamming?
could we not be hamming?
could you not be hamming?
could they not be hamming? 	could I not have hammed?
could you not have hammed?
could he not have hammed?
could we not have hammed?
could you not have hammed?
could they not have hammed? 	could I not have been hamming?
could you not have been hamming?
could he not have been hamming?
could we not have been hamming?
could you not have been hamming?
could they not have been hamming?