English verb conjugation
SHOULD UNHARNESS

Regular verb: unharness - unharnessed - unharnessed

Affirmation

Simple form	V-ing form
I'd unharness you'd unharness he'd unharness we'd unharness you'd unharness they'd unharness	I'd be unharnessing you'd be unharnessing he'd be unharnessing we'd be unharnessing you'd be unharnessing they'd be unharnessing
Perfect	V-ing perfect
I should've unharnessed you should've unharnessed he should've unharnessed we should've unharnessed you should've unharnessed they should've unharnessed	I should've been unharnessing you should've been unharnessing he should've been unharnessing we should've been unharnessing you should've been unharnessing they should've been unharnessing

Negation

Simple form	V-ing form
I shouldn't unharness you shouldn't unharness he shouldn't unharness we shouldn't unharness you shouldn't unharness they shouldn't unharness	I shouldn't be unharnessing you shouldn't be unharnessing he shouldn't be unharnessing we shouldn't be unharnessing you shouldn't be unharnessing they shouldn't be unharnessing
Perfect	V-ing perfect
I shouldn't have unharnessed you shouldn't have unharnessed he shouldn't have unharnessed we shouldn't have unharnessed you shouldn't have unharnessed they shouldn't have unharnessed	I shouldn't have been unharnessing you shouldn't have been unharnessing he shouldn't have been unharnessing we shouldn't have been unharnessing you shouldn't have been unharnessing they shouldn't have been unharnessing

Interrogative form

Simple form	V-ing form
should I unharness? should you unharness? should he unharness? should we unharness? should you unharness? should they unharness?	should I be unharnessing? should you be unharnessing? should he be unharnessing? should we be unharnessing? should you be unharnessing? should they be unharnessing?
Perfect	V-ing perfect
should I have unharnessed? should you have unharnessed? should he have unharnessed? should we have unharnessed? should you have unharnessed? should they have unharnessed?	should I have been unharnessing? should you have been unharnessing? should he have been unharnessing? should we have been unharnessing? should you have been unharnessing? should they have been unharnessing?

Interro-negative form

Simple form	V-ing form
shouldn't I unharness? shouldn't you unharness? shouldn't he unharness? shouldn't we unharness? shouldn't you unharness? shouldn't they unharness?	shouldn't I be unharnessing? shouldn't you be unharnessing? shouldn't he be unharnessing? shouldn't we be unharnessing? shouldn't you be unharnessing? shouldn't they be unharnessing?
Perfect	V-ing perfect
shouldn't I have unharnessed? shouldn't you have unharnessed? shouldn't he have unharnessed? shouldn't we have unharnessed? shouldn't you have unharnessed? shouldn't they have unharnessed?	shouldn't I have been unharnessing? shouldn't you have been unharnessing? shouldn't he have been unharnessing? shouldn't we have been unharnessing? shouldn't you have been unharnessing? shouldn't they have been unharnessing?