can snap
Regular verb: snap - snapped- snapped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can snap
you can snap
she can snap
we can snap
you can snap
they can snap 	I can be snapping
you can be snapping
she can be snapping
we can be snapping
you can be snapping
they can be snapping	I can have snapped
you can have snapped
she can have snapped
we can have snapped
you can have snapped
they can have snapped	I can have been snapping
you can have been snapping
she can have been snapping
we can have been snapping
you can have been snapping
they can have been snapping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot snap
you cannot snap
she cannot snap
we cannot snap
you cannot snap
they cannot snap 	I cannot be snapping
you cannot be snapping
she cannot be snapping
we cannot be snapping
you cannot be snapping
they cannot be snapping	I cannot have snapped
you cannot have snapped
she cannot have snapped
we cannot have snapped
you cannot have snapped
they cannot have snapped	I cannot have been snapping
you cannot have been snapping
she cannot have been snapping
we cannot have been snapping
you cannot have been snapping
they cannot have been snapping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I snap?
can you snap?
can she snap?
can we snap?
can you snap?
can they snap? 	can I be snapping?
can you be snapping?
can she be snapping?
can we be snapping?
can you be snapping?
can they be snapping? 	can I have snapped?
can you have snapped?
can she have snapped?
can we have snapped?
can you have snapped?
can they have snapped? 	can I have been snapping?
can you have been snapping?
can she have been snapping?
can we have been snapping?
can you have been snapping?
can they have been snapping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not snap?
can you not snap?
can she not snap?
can we not snap?
can you not snap?
can they not snap? 	can I not be snapping?
can you not be snapping?
can she not be snapping?
can we not be snapping?
can you not be snapping?
can they not be snapping? 	can I not have snapped?
can you not have snapped?
can she not have snapped?
can we not have snapped?
can you not have snapped?
can they not have snapped? 	can I not have been snapping?
can you not have been snapping?
can she not have been snapping?
can we not have been snapping?
can you not have been snapping?
can they not have been snapping?