English verb conjugation
COULD SPELL

Irregular verb: spell - spelled, spelt - spelled, spelt

Affirmation

Simple form	V-ing form
I could spell you could spell she could spell we could spell you could spell they could spell	I could be spelling you could be spelling she could be spelling we could be spelling you could be spelling they could be spelling
Perfect	V-ing perfect
I could have spelled, spelt you could have spelled, spelt she could have spelled, spelt we could have spelled, spelt you could have spelled, spelt they could have spelled, spelt	I could have been spelling you could have been spelling she could have been spelling we could have been spelling you could have been spelling they could have been spelling

Negation

Simple form	V-ing form
I could not spell you could not spell she could not spell we could not spell you could not spell they could not spell	I could not be spelling you could not be spelling she could not be spelling we could not be spelling you could not be spelling they could not be spelling
Perfect	V-ing perfect
I could not have spelled, spelt you could not have spelled, spelt she could not have spelled, spelt we could not have spelled, spelt you could not have spelled, spelt they could not have spelled, spelt	I could not have been spelling you could not have been spelling she could not have been spelling we could not have been spelling you could not have been spelling they could not have been spelling

Interrogative form

Simple form	V-ing form
could I spell? could you spell? could she spell? could we spell? could you spell? could they spell?	could I be spelling? could you be spelling? could she be spelling? could we be spelling? could you be spelling? could they be spelling?
Perfect	V-ing perfect
could I have spelled, spelt? could you have spelled, spelt? could she have spelled, spelt? could we have spelled, spelt? could you have spelled, spelt? could they have spelled, spelt?	could I have been spelling? could you have been spelling? could she have been spelling? could we have been spelling? could you have been spelling? could they have been spelling?

Interro-negative form

Simple form	V-ing form
could I not spell? could you not spell? could she not spell? could we not spell? could you not spell? could they not spell?	could I not be spelling? could you not be spelling? could she not be spelling? could we not be spelling? could you not be spelling? could they not be spelling?
Perfect	V-ing perfect
could I not have spelled, spelt? could you not have spelled, spelt? could she not have spelled, spelt? could we not have spelled, spelt? could you not have spelled, spelt? could they not have spelled, spelt?	could I not have been spelling? could you not have been spelling? could she not have been spelling? could we not have been spelling? could you not have been spelling? could they not have been spelling?