could snipe
Regular verb: snipe - sniped- sniped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could snipe
you could snipe
he could snipe
we could snipe
you could snipe
they could snipe 	I could be sniping
you could be sniping
he could be sniping
we could be sniping
you could be sniping
they could be sniping	I could have sniped
you could have sniped
he could have sniped
we could have sniped
you could have sniped
they could have sniped	I could have been sniping
you could have been sniping
he could have been sniping
we could have been sniping
you could have been sniping
they could have been sniping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not snipe
you could not snipe
he could not snipe
we could not snipe
you could not snipe
they could not snipe 	I could not be sniping
you could not be sniping
he could not be sniping
we could not be sniping
you could not be sniping
they could not be sniping	I could not have sniped
you could not have sniped
he could not have sniped
we could not have sniped
you could not have sniped
they could not have sniped	I could not have been sniping
you could not have been sniping
he could not have been sniping
we could not have been sniping
you could not have been sniping
they could not have been sniping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I snipe?
could you snipe?
could he snipe?
could we snipe?
could you snipe?
could they snipe? 	could I be sniping?
could you be sniping?
could he be sniping?
could we be sniping?
could you be sniping?
could they be sniping? 	could I have sniped?
could you have sniped?
could he have sniped?
could we have sniped?
could you have sniped?
could they have sniped? 	could I have been sniping?
could you have been sniping?
could he have been sniping?
could we have been sniping?
could you have been sniping?
could they have been sniping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not snipe?
could you not snipe?
could he not snipe?
could we not snipe?
could you not snipe?
could they not snipe? 	could I not be sniping?
could you not be sniping?
could he not be sniping?
could we not be sniping?
could you not be sniping?
could they not be sniping? 	could I not have sniped?
could you not have sniped?
could he not have sniped?
could we not have sniped?
could you not have sniped?
could they not have sniped? 	could I not have been sniping?
could you not have been sniping?
could he not have been sniping?
could we not have been sniping?
could you not have been sniping?
could they not have been sniping?