could pill
Regular verb: pill - pilled- pilled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could pill
you could pill
he could pill
we could pill
you could pill
they could pill 	I could be pilling
you could be pilling
he could be pilling
we could be pilling
you could be pilling
they could be pilling	I could have pilled
you could have pilled
he could have pilled
we could have pilled
you could have pilled
they could have pilled	I could have been pilling
you could have been pilling
he could have been pilling
we could have been pilling
you could have been pilling
they could have been pilling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't pill
you couldn't pill
he couldn't pill
we couldn't pill
you couldn't pill
they couldn't pill 	I couldn't be pilling
you couldn't be pilling
he couldn't be pilling
we couldn't be pilling
you couldn't be pilling
they couldn't be pilling	I couldn't have pilled
you couldn't have pilled
he couldn't have pilled
we couldn't have pilled
you couldn't have pilled
they couldn't have pilled	I couldn't have been pilling
you couldn't have been pilling
he couldn't have been pilling
we couldn't have been pilling
you couldn't have been pilling
they couldn't have been pilling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I pill?
could you pill?
could he pill?
could we pill?
could you pill?
could they pill? 	could I be pilling?
could you be pilling?
could he be pilling?
could we be pilling?
could you be pilling?
could they be pilling? 	could I have pilled?
could you have pilled?
could he have pilled?
could we have pilled?
could you have pilled?
could they have pilled? 	could I have been pilling?
could you have been pilling?
could he have been pilling?
could we have been pilling?
could you have been pilling?
could they have been pilling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I pill?
couldn't you pill?
couldn't he pill?
couldn't we pill?
couldn't you pill?
couldn't they pill? 	couldn't I be pilling?
couldn't you be pilling?
couldn't he be pilling?
couldn't we be pilling?
couldn't you be pilling?
couldn't they be pilling? 	couldn't I have pilled?
couldn't you have pilled?
couldn't he have pilled?
couldn't we have pilled?
couldn't you have pilled?
couldn't they have pilled? 	couldn't I have been pilling?
couldn't you have been pilling?
couldn't he have been pilling?
couldn't we have been pilling?
couldn't you have been pilling?
couldn't they have been pilling?