English verb conjugation
SHOULD UNDERLAY

Irregular verb: underlay - underlaid - underlaid

Affirmation

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

Negation

Simple form	V-ing form
I shouldn't underlay you shouldn't underlay she shouldn't underlay we shouldn't underlay you shouldn't underlay they shouldn't underlay	I shouldn't be underlaying you shouldn't be underlaying she shouldn't be underlaying we shouldn't be underlaying you shouldn't be underlaying they shouldn't be underlaying
Perfect	V-ing perfect
I shouldn't have underlaid you shouldn't have underlaid she shouldn't have underlaid we shouldn't have underlaid you shouldn't have underlaid they shouldn't have underlaid	I shouldn't have been underlaying you shouldn't have been underlaying she shouldn't have been underlaying we shouldn't have been underlaying you shouldn't have been underlaying they shouldn't 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
shouldn't I underlay? shouldn't you underlay? shouldn't she underlay? shouldn't we underlay? shouldn't you underlay? shouldn't they underlay?	shouldn't I be underlaying? shouldn't you be underlaying? shouldn't she be underlaying? shouldn't we be underlaying? shouldn't you be underlaying? shouldn't they be underlaying?
Perfect	V-ing perfect
shouldn't I have underlaid? shouldn't you have underlaid? shouldn't she have underlaid? shouldn't we have underlaid? shouldn't you have underlaid? shouldn't they have underlaid?	shouldn't I have been underlaying? shouldn't you have been underlaying? shouldn't she have been underlaying? shouldn't we have been underlaying? shouldn't you have been underlaying? shouldn't they have been underlaying?