could slice
Regular verb: slice - sliced- sliced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could slice
you could slice
he could slice
we could slice
you could slice
they could slice 	I could be slicing
you could be slicing
he could be slicing
we could be slicing
you could be slicing
they could be slicing	I could have sliced
you could have sliced
he could have sliced
we could have sliced
you could have sliced
they could have sliced	I could have been slicing
you could have been slicing
he could have been slicing
we could have been slicing
you could have been slicing
they could have been slicing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not slice
you could not slice
he could not slice
we could not slice
you could not slice
they could not slice 	I could not be slicing
you could not be slicing
he could not be slicing
we could not be slicing
you could not be slicing
they could not be slicing	I could not have sliced
you could not have sliced
he could not have sliced
we could not have sliced
you could not have sliced
they could not have sliced	I could not have been slicing
you could not have been slicing
he could not have been slicing
we could not have been slicing
you could not have been slicing
they could not have been slicing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I slice?
could you slice?
could he slice?
could we slice?
could you slice?
could they slice? 	could I be slicing?
could you be slicing?
could he be slicing?
could we be slicing?
could you be slicing?
could they be slicing? 	could I have sliced?
could you have sliced?
could he have sliced?
could we have sliced?
could you have sliced?
could they have sliced? 	could I have been slicing?
could you have been slicing?
could he have been slicing?
could we have been slicing?
could you have been slicing?
could they have been slicing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not slice?
could you not slice?
could he not slice?
could we not slice?
could you not slice?
could they not slice? 	could I not be slicing?
could you not be slicing?
could he not be slicing?
could we not be slicing?
could you not be slicing?
could they not be slicing? 	could I not have sliced?
could you not have sliced?
could he not have sliced?
could we not have sliced?
could you not have sliced?
could they not have sliced? 	could I not have been slicing?
could you not have been slicing?
could he not have been slicing?
could we not have been slicing?
could you not have been slicing?
could they not have been slicing?