English verb conjugation
SHOULD UNDERLAY

Irregular verb: underlay - underlaid - underlaid

Affirmation

Simple form	V-ing form
I should underlay you should underlay she should underlay we should underlay you should underlay they should underlay	I should be underlaying you should be underlaying she should be underlaying we should be underlaying you should be underlaying they should be underlaying
Perfect	V-ing perfect
I should have underlaid you should have underlaid she should have underlaid we should have underlaid you should have underlaid they should have underlaid	I should have been underlaying you should have been underlaying she should have been underlaying we should have been underlaying you should have been underlaying they should have been underlaying

Negation

Simple form	V-ing form
I should not underlay you should not underlay she should not underlay we should not underlay you should not underlay they should not underlay	I should not be underlaying you should not be underlaying she should not be underlaying we should not be underlaying you should not be underlaying they should not be underlaying
Perfect	V-ing perfect
I should not have underlaid you should not have underlaid she should not have underlaid we should not have underlaid you should not have underlaid they should not have underlaid	I should not have been underlaying you should not have been underlaying she should not have been underlaying we should not have been underlaying you should not have been underlaying they should not have been underlaying

Interrogative form

Simple form	V-ing form
should I underlay? should you underlay? should she underlay? should we underlay? should you underlay? should they underlay?	should I be underlaying? should you be underlaying? should she be underlaying? should we be underlaying? should you be underlaying? should they be underlaying?
Perfect	V-ing perfect
should I have underlaid? should you have underlaid? should she have underlaid? should we have underlaid? should you have underlaid? should they have underlaid?	should I have been underlaying? should you have been underlaying? should she have been underlaying? should we have been underlaying? should you have been underlaying? should they have been underlaying?

Interro-negative form

Simple form	V-ing form
should I not underlay? should you not underlay? should she not underlay? should we not underlay? should you not underlay? should they not underlay?	should I not be underlaying? should you not be underlaying? should she not be underlaying? should we not be underlaying? should you not be underlaying? should they not be underlaying?
Perfect	V-ing perfect
should I not have underlaid? should you not have underlaid? should she not have underlaid? should we not have underlaid? should you not have underlaid? should they not have underlaid?	should I not have been underlaying? should you not have been underlaying? should she not have been underlaying? should we not have been underlaying? should you not have been underlaying? should they not have been underlaying?