English verb conjugation
COULD SPIN

Irregular verb: spin - spun - spun

Affirmation

Simple form	V-ing form
I could spin you could spin she could spin we could spin you could spin they could spin	I could be spinning you could be spinning she could be spinning we could be spinning you could be spinning they could be spinning
Perfect	V-ing perfect
I could have spun you could have spun she could have spun we could have spun you could have spun they could have spun	I could have been spinning you could have been spinning she could have been spinning we could have been spinning you could have been spinning they could have been spinning

Negation

Simple form	V-ing form
I couldn't spin you couldn't spin she couldn't spin we couldn't spin you couldn't spin they couldn't spin	I couldn't be spinning you couldn't be spinning she couldn't be spinning we couldn't be spinning you couldn't be spinning they couldn't be spinning
Perfect	V-ing perfect
I couldn't have spun you couldn't have spun she couldn't have spun we couldn't have spun you couldn't have spun they couldn't have spun	I couldn't have been spinning you couldn't have been spinning she couldn't have been spinning we couldn't have been spinning you couldn't have been spinning they couldn't have been spinning

Interrogative form

Simple form	V-ing form
could I spin? could you spin? could she spin? could we spin? could you spin? could they spin?	could I be spinning? could you be spinning? could she be spinning? could we be spinning? could you be spinning? could they be spinning?
Perfect	V-ing perfect
could I have spun? could you have spun? could she have spun? could we have spun? could you have spun? could they have spun?	could I have been spinning? could you have been spinning? could she have been spinning? could we have been spinning? could you have been spinning? could they have been spinning?

Interro-negative form

Simple form	V-ing form
couldn't I spin? couldn't you spin? couldn't she spin? couldn't we spin? couldn't you spin? couldn't they spin?	couldn't I be spinning? couldn't you be spinning? couldn't she be spinning? couldn't we be spinning? couldn't you be spinning? couldn't they be spinning?
Perfect	V-ing perfect
couldn't I have spun? couldn't you have spun? couldn't she have spun? couldn't we have spun? couldn't you have spun? couldn't they have spun?	couldn't I have been spinning? couldn't you have been spinning? couldn't she have been spinning? couldn't we have been spinning? couldn't you have been spinning? couldn't they have been spinning?