English verb conjugation
CAN SNAP

Regular verb: snap - snapped - snapped

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
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
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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?