could mother
Verbo regular: mother - mothered- mothered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could mother
you could mother
he could mother
we could mother
you could mother
they could mother 	I could be mothering
you could be mothering
he could be mothering
we could be mothering
you could be mothering
they could be mothering	I could have mothered
you could have mothered
he could have mothered
we could have mothered
you could have mothered
they could have mothered	I could have been mothering
you could have been mothering
he could have been mothering
we could have been mothering
you could have been mothering
they could have been mothering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not mother
you could not mother
he could not mother
we could not mother
you could not mother
they could not mother 	I could not be mothering
you could not be mothering
he could not be mothering
we could not be mothering
you could not be mothering
they could not be mothering	I could not have mothered
you could not have mothered
he could not have mothered
we could not have mothered
you could not have mothered
they could not have mothered	I could not have been mothering
you could not have been mothering
he could not have been mothering
we could not have been mothering
you could not have been mothering
they could not have been mothering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I mother?
could you mother?
could he mother?
could we mother?
could you mother?
could they mother? 	could I be mothering?
could you be mothering?
could he be mothering?
could we be mothering?
could you be mothering?
could they be mothering? 	could I have mothered?
could you have mothered?
could he have mothered?
could we have mothered?
could you have mothered?
could they have mothered? 	could I have been mothering?
could you have been mothering?
could he have been mothering?
could we have been mothering?
could you have been mothering?
could they have been mothering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not mother?
could you not mother?
could he not mother?
could we not mother?
could you not mother?
could they not mother? 	could I not be mothering?
could you not be mothering?
could he not be mothering?
could we not be mothering?
could you not be mothering?
could they not be mothering? 	could I not have mothered?
could you not have mothered?
could he not have mothered?
could we not have mothered?
could you not have mothered?
could they not have mothered? 	could I not have been mothering?
could you not have been mothering?
could he not have been mothering?
could we not have been mothering?
could you not have been mothering?
could they not have been mothering?