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 couldn't spell you couldn't spell she couldn't spell we couldn't spell you couldn't spell they couldn't spell	I couldn't be spelling you couldn't be spelling she couldn't be spelling we couldn't be spelling you couldn't be spelling they couldn't be spelling
Perfect	V-ing perfect
I couldn't have spelled, spelt you couldn't have spelled, spelt she couldn't have spelled, spelt we couldn't have spelled, spelt you couldn't have spelled, spelt they couldn't have spelled, spelt	I couldn't have been spelling you couldn't have been spelling she couldn't have been spelling we couldn't have been spelling you couldn't have been spelling they couldn't 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
couldn't I spell? couldn't you spell? couldn't she spell? couldn't we spell? couldn't you spell? couldn't they spell?	couldn't I be spelling? couldn't you be spelling? couldn't she be spelling? couldn't we be spelling? couldn't you be spelling? couldn't they be spelling?
Perfect	V-ing perfect
couldn't I have spelled, spelt? couldn't you have spelled, spelt? couldn't she have spelled, spelt? couldn't we have spelled, spelt? couldn't you have spelled, spelt? couldn't they have spelled, spelt?	couldn't I have been spelling? couldn't you have been spelling? couldn't she have been spelling? couldn't we have been spelling? couldn't you have been spelling? couldn't they have been spelling?