English verb conjugation
CAN UNDERLAY

Irregular verb: underlay - underlaid - underlaid

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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