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

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
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? 	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 	Perfect 	V-ing perfect 	
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? 	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?