English verb conjugation
SHOULD GRIDIRON

Regular verb: gridiron - gridironed - gridironed

Affirmation

Simple form	V-ing form
I should gridiron you should gridiron he should gridiron we should gridiron you should gridiron they should gridiron	I should be gridironing you should be gridironing he should be gridironing we should be gridironing you should be gridironing they should be gridironing
Perfect	V-ing perfect
I should have gridironed you should have gridironed he should have gridironed we should have gridironed you should have gridironed they should have gridironed	I should have been gridironing you should have been gridironing he should have been gridironing we should have been gridironing you should have been gridironing they should have been gridironing

Negation

Simple form	V-ing form
I should not gridiron you should not gridiron he should not gridiron we should not gridiron you should not gridiron they should not gridiron	I should not be gridironing you should not be gridironing he should not be gridironing we should not be gridironing you should not be gridironing they should not be gridironing
Perfect	V-ing perfect
I should not have gridironed you should not have gridironed he should not have gridironed we should not have gridironed you should not have gridironed they should not have gridironed	I should not have been gridironing you should not have been gridironing he should not have been gridironing we should not have been gridironing you should not have been gridironing they should not have been gridironing

Interrogative form

Simple form	V-ing form
should I gridiron? should you gridiron? should he gridiron? should we gridiron? should you gridiron? should they gridiron?	should I be gridironing? should you be gridironing? should he be gridironing? should we be gridironing? should you be gridironing? should they be gridironing?
Perfect	V-ing perfect
should I have gridironed? should you have gridironed? should he have gridironed? should we have gridironed? should you have gridironed? should they have gridironed?	should I have been gridironing? should you have been gridironing? should he have been gridironing? should we have been gridironing? should you have been gridironing? should they have been gridironing?

Interro-negative form

Simple form	V-ing form
should I not gridiron? should you not gridiron? should he not gridiron? should we not gridiron? should you not gridiron? should they not gridiron?	should I not be gridironing? should you not be gridironing? should he not be gridironing? should we not be gridironing? should you not be gridironing? should they not be gridironing?
Perfect	V-ing perfect
should I not have gridironed? should you not have gridironed? should he not have gridironed? should we not have gridironed? should you not have gridironed? should they not have gridironed?	should I not have been gridironing? should you not have been gridironing? should he not have been gridironing? should we not have been gridironing? should you not have been gridironing? should they not have been gridironing?