English verb conjugation
SHOULD UPSPRING

Irregular verb: upspring - upsprang, upsprung - upsprung

Affirmation

Simple form	V-ing form
I'd upspring you'd upspring he'd upspring we'd upspring you'd upspring they'd upspring	I'd be upspringing you'd be upspringing he'd be upspringing we'd be upspringing you'd be upspringing they'd be upspringing
Perfect	V-ing perfect
I should've upsprung you should've upsprung he should've upsprung we should've upsprung you should've upsprung they should've upsprung	I should've been upspringing you should've been upspringing he should've been upspringing we should've been upspringing you should've been upspringing they should've been upspringing

Negation

Simple form	V-ing form
I shouldn't upspring you shouldn't upspring he shouldn't upspring we shouldn't upspring you shouldn't upspring they shouldn't upspring	I shouldn't be upspringing you shouldn't be upspringing he shouldn't be upspringing we shouldn't be upspringing you shouldn't be upspringing they shouldn't be upspringing
Perfect	V-ing perfect
I shouldn't have upsprung you shouldn't have upsprung he shouldn't have upsprung we shouldn't have upsprung you shouldn't have upsprung they shouldn't have upsprung	I shouldn't have been upspringing you shouldn't have been upspringing he shouldn't have been upspringing we shouldn't have been upspringing you shouldn't have been upspringing they shouldn't have been upspringing

Interrogative form

Simple form	V-ing form
should I upspring? should you upspring? should he upspring? should we upspring? should you upspring? should they upspring?	should I be upspringing? should you be upspringing? should he be upspringing? should we be upspringing? should you be upspringing? should they be upspringing?
Perfect	V-ing perfect
should I have upsprung? should you have upsprung? should he have upsprung? should we have upsprung? should you have upsprung? should they have upsprung?	should I have been upspringing? should you have been upspringing? should he have been upspringing? should we have been upspringing? should you have been upspringing? should they have been upspringing?

Interro-negative form

Simple form	V-ing form
shouldn't I upspring? shouldn't you upspring? shouldn't he upspring? shouldn't we upspring? shouldn't you upspring? shouldn't they upspring?	shouldn't I be upspringing? shouldn't you be upspringing? shouldn't he be upspringing? shouldn't we be upspringing? shouldn't you be upspringing? shouldn't they be upspringing?
Perfect	V-ing perfect
shouldn't I have upsprung? shouldn't you have upsprung? shouldn't he have upsprung? shouldn't we have upsprung? shouldn't you have upsprung? shouldn't they have upsprung?	shouldn't I have been upspringing? shouldn't you have been upspringing? shouldn't he have been upspringing? shouldn't we have been upspringing? shouldn't you have been upspringing? shouldn't they have been upspringing?