could slay
Irregular verb: slay - slew- slain

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could slay
you could slay
she could slay
we could slay
you could slay
they could slay 	I could be slaying
you could be slaying
she could be slaying
we could be slaying
you could be slaying
they could be slaying	I could have slain
you could have slain
she could have slain
we could have slain
you could have slain
they could have slain	I could have been slaying
you could have been slaying
she could have been slaying
we could have been slaying
you could have been slaying
they could have been slaying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not slay
you could not slay
she could not slay
we could not slay
you could not slay
they could not slay 	I could not be slaying
you could not be slaying
she could not be slaying
we could not be slaying
you could not be slaying
they could not be slaying	I could not have slain
you could not have slain
she could not have slain
we could not have slain
you could not have slain
they could not have slain	I could not have been slaying
you could not have been slaying
she could not have been slaying
we could not have been slaying
you could not have been slaying
they could not have been slaying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I slay?
could you slay?
could she slay?
could we slay?
could you slay?
could they slay? 	could I be slaying?
could you be slaying?
could she be slaying?
could we be slaying?
could you be slaying?
could they be slaying? 	could I have slain?
could you have slain?
could she have slain?
could we have slain?
could you have slain?
could they have slain? 	could I have been slaying?
could you have been slaying?
could she have been slaying?
could we have been slaying?
could you have been slaying?
could they have been slaying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not slay?
could you not slay?
could she not slay?
could we not slay?
could you not slay?
could they not slay? 	could I not be slaying?
could you not be slaying?
could she not be slaying?
could we not be slaying?
could you not be slaying?
could they not be slaying? 	could I not have slain?
could you not have slain?
could she not have slain?
could we not have slain?
could you not have slain?
could they not have slain? 	could I not have been slaying?
could you not have been slaying?
could she not have been slaying?
could we not have been slaying?
could you not have been slaying?
could they not have been slaying?