could bail
Regular verb: bail - bailed- bailed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could bail
you could bail
he could bail
we could bail
you could bail
they could bail 	I could be bailing
you could be bailing
he could be bailing
we could be bailing
you could be bailing
they could be bailing	I could have bailed
you could have bailed
he could have bailed
we could have bailed
you could have bailed
they could have bailed	I could have been bailing
you could have been bailing
he could have been bailing
we could have been bailing
you could have been bailing
they could have been bailing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't bail
you couldn't bail
he couldn't bail
we couldn't bail
you couldn't bail
they couldn't bail 	I couldn't be bailing
you couldn't be bailing
he couldn't be bailing
we couldn't be bailing
you couldn't be bailing
they couldn't be bailing	I couldn't have bailed
you couldn't have bailed
he couldn't have bailed
we couldn't have bailed
you couldn't have bailed
they couldn't have bailed	I couldn't have been bailing
you couldn't have been bailing
he couldn't have been bailing
we couldn't have been bailing
you couldn't have been bailing
they couldn't have been bailing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I bail?
could you bail?
could he bail?
could we bail?
could you bail?
could they bail? 	could I be bailing?
could you be bailing?
could he be bailing?
could we be bailing?
could you be bailing?
could they be bailing? 	could I have bailed?
could you have bailed?
could he have bailed?
could we have bailed?
could you have bailed?
could they have bailed? 	could I have been bailing?
could you have been bailing?
could he have been bailing?
could we have been bailing?
could you have been bailing?
could they have been bailing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I bail?
couldn't you bail?
couldn't he bail?
couldn't we bail?
couldn't you bail?
couldn't they bail? 	couldn't I be bailing?
couldn't you be bailing?
couldn't he be bailing?
couldn't we be bailing?
couldn't you be bailing?
couldn't they be bailing? 	couldn't I have bailed?
couldn't you have bailed?
couldn't he have bailed?
couldn't we have bailed?
couldn't you have bailed?
couldn't they have bailed? 	couldn't I have been bailing?
couldn't you have been bailing?
couldn't he have been bailing?
couldn't we have been bailing?
couldn't you have been bailing?
couldn't they have been bailing?