English verb conjugation
SHOULD UPSPRING

Irregular verb: upspring - upsprang, upsprung - upsprung

Affirmation

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

Negation

Simple form	V-ing form
I should not upspring you should not upspring he should not upspring we should not upspring you should not upspring they should not upspring	I should not be upspringing you should not be upspringing he should not be upspringing we should not be upspringing you should not be upspringing they should not be upspringing
Perfect	V-ing perfect
I should not have upsprung you should not have upsprung he should not have upsprung we should not have upsprung you should not have upsprung they should not have upsprung	I should not have been upspringing you should not have been upspringing he should not have been upspringing we should not have been upspringing you should not have been upspringing they should not 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
should I not upspring? should you not upspring? should he not upspring? should we not upspring? should you not upspring? should they not upspring?	should I not be upspringing? should you not be upspringing? should he not be upspringing? should we not be upspringing? should you not be upspringing? should they not be upspringing?
Perfect	V-ing perfect
should I not have upsprung? should you not have upsprung? should he not have upsprung? should we not have upsprung? should you not have upsprung? should they not have upsprung?	should I not have been upspringing? should you not have been upspringing? should he not have been upspringing? should we not have been upspringing? should you not have been upspringing? should they not have been upspringing?