English verb conjugation
COULD SPELL

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

Affirmation

Simple form	V-ing form
I could spell you could spell he could spell we could spell you could spell they could spell	I could be spelling you could be spelling he 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 he 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 he 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 he 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 he 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 he 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 he 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 he spell? could we spell? could you spell? could they spell?	could I be spelling? could you be spelling? could he 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 he 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 he 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 he 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 he 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 he 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 he have been spelling? couldn't we have been spelling? couldn't you have been spelling? couldn't they have been spelling?