English verb conjugation
SHOULD SNAP

Regular verb: snap - snapped - snapped

Affirmation

Simple form	V-ing form
I'd snap you'd snap he'd snap we'd snap you'd snap they'd snap	I'd be snapping you'd be snapping he'd be snapping we'd be snapping you'd be snapping they'd be snapping
Perfect	V-ing perfect
I should've snapped you should've snapped he should've snapped we should've snapped you should've snapped they should've snapped	I should've been snapping you should've been snapping he should've been snapping we should've been snapping you should've been snapping they should've been snapping

Negation

Simple form	V-ing form
I shouldn't snap you shouldn't snap he shouldn't snap we shouldn't snap you shouldn't snap they shouldn't snap	I shouldn't be snapping you shouldn't be snapping he shouldn't be snapping we shouldn't be snapping you shouldn't be snapping they shouldn't be snapping
Perfect	V-ing perfect
I shouldn't have snapped you shouldn't have snapped he shouldn't have snapped we shouldn't have snapped you shouldn't have snapped they shouldn't have snapped	I shouldn't have been snapping you shouldn't have been snapping he shouldn't have been snapping we shouldn't have been snapping you shouldn't have been snapping they shouldn't have been snapping

Interrogative form

Simple form	V-ing form
should I snap? should you snap? should he snap? should we snap? should you snap? should they snap?	should I be snapping? should you be snapping? should he be snapping? should we be snapping? should you be snapping? should they be snapping?
Perfect	V-ing perfect
should I have snapped? should you have snapped? should he have snapped? should we have snapped? should you have snapped? should they have snapped?	should I have been snapping? should you have been snapping? should he have been snapping? should we have been snapping? should you have been snapping? should they have been snapping?

Interro-negative form

Simple form	V-ing form
shouldn't I snap? shouldn't you snap? shouldn't he snap? shouldn't we snap? shouldn't you snap? shouldn't they snap?	shouldn't I be snapping? shouldn't you be snapping? shouldn't he be snapping? shouldn't we be snapping? shouldn't you be snapping? shouldn't they be snapping?
Perfect	V-ing perfect
shouldn't I have snapped? shouldn't you have snapped? shouldn't he have snapped? shouldn't we have snapped? shouldn't you have snapped? shouldn't they have snapped?	shouldn't I have been snapping? shouldn't you have been snapping? shouldn't he have been snapping? shouldn't we have been snapping? shouldn't you have been snapping? shouldn't they have been snapping?