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 couldn't slice
you couldn't slice
he couldn't slice
we couldn't slice
you couldn't slice
they couldn't slice 	I couldn't be slicing
you couldn't be slicing
he couldn't be slicing
we couldn't be slicing
you couldn't be slicing
they couldn't be slicing	I couldn't have sliced
you couldn't have sliced
he couldn't have sliced
we couldn't have sliced
you couldn't have sliced
they couldn't have sliced	I couldn't have been slicing
you couldn't have been slicing
he couldn't have been slicing
we couldn't have been slicing
you couldn't have been slicing
they couldn't 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 	
couldn't I slice?
couldn't you slice?
couldn't he slice?
couldn't we slice?
couldn't you slice?
couldn't they slice? 	couldn't I be slicing?
couldn't you be slicing?
couldn't he be slicing?
couldn't we be slicing?
couldn't you be slicing?
couldn't they be slicing? 	couldn't I have sliced?
couldn't you have sliced?
couldn't he have sliced?
couldn't we have sliced?
couldn't you have sliced?
couldn't they have sliced? 	couldn't I have been slicing?
couldn't you have been slicing?
couldn't he have been slicing?
couldn't we have been slicing?
couldn't you have been slicing?
couldn't they have been slicing?