English verb conjugation
SHOULD HORN

Regular verb: horn - horned - horned

Affirmation

Simple form	V-ing form
I'd horn you'd horn he'd horn we'd horn you'd horn they'd horn	I'd be horning you'd be horning he'd be horning we'd be horning you'd be horning they'd be horning
Perfect	V-ing perfect
I should've horned you should've horned he should've horned we should've horned you should've horned they should've horned	I should've been horning you should've been horning he should've been horning we should've been horning you should've been horning they should've been horning

Negation

Simple form	V-ing form
I shouldn't horn you shouldn't horn he shouldn't horn we shouldn't horn you shouldn't horn they shouldn't horn	I shouldn't be horning you shouldn't be horning he shouldn't be horning we shouldn't be horning you shouldn't be horning they shouldn't be horning
Perfect	V-ing perfect
I shouldn't have horned you shouldn't have horned he shouldn't have horned we shouldn't have horned you shouldn't have horned they shouldn't have horned	I shouldn't have been horning you shouldn't have been horning he shouldn't have been horning we shouldn't have been horning you shouldn't have been horning they shouldn't have been horning

Interrogative form

Simple form	V-ing form
should I horn? should you horn? should he horn? should we horn? should you horn? should they horn?	should I be horning? should you be horning? should he be horning? should we be horning? should you be horning? should they be horning?
Perfect	V-ing perfect
should I have horned? should you have horned? should he have horned? should we have horned? should you have horned? should they have horned?	should I have been horning? should you have been horning? should he have been horning? should we have been horning? should you have been horning? should they have been horning?

Interro-negative form

Simple form	V-ing form
shouldn't I horn? shouldn't you horn? shouldn't he horn? shouldn't we horn? shouldn't you horn? shouldn't they horn?	shouldn't I be horning? shouldn't you be horning? shouldn't he be horning? shouldn't we be horning? shouldn't you be horning? shouldn't they be horning?
Perfect	V-ing perfect
shouldn't I have horned? shouldn't you have horned? shouldn't he have horned? shouldn't we have horned? shouldn't you have horned? shouldn't they have horned?	shouldn't I have been horning? shouldn't you have been horning? shouldn't he have been horning? shouldn't we have been horning? shouldn't you have been horning? shouldn't they have been horning?