could mother
Regular verb: mother - mothered- mothered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could mother
you could mother
she could mother
we could mother
you could mother
they could mother 	I could be mothering
you could be mothering
she could be mothering
we could be mothering
you could be mothering
they could be mothering	I could have mothered
you could have mothered
she 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
she could have been mothering
we could have been mothering
you could have been mothering
they could have been mothering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not mother
you could not mother
she 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
she 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
she 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
she could not have been mothering
we could not have been mothering
you could not have been mothering
they could not have been mothering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I mother?
could you mother?
could she mother?
could we mother?
could you mother?
could they mother? 	could I be mothering?
could you be mothering?
could she be mothering?
could we be mothering?
could you be mothering?
could they be mothering? 	could I have mothered?
could you have mothered?
could she 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 she have been mothering?
could we have been mothering?
could you have been mothering?
could they have been mothering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not mother?
could you not mother?
could she 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 she 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 she 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 she not have been mothering?
could we not have been mothering?
could you not have been mothering?
could they not have been mothering?