English verb conjugation
COULD SPANCEL

Regular verb: spancel - spanceled - spanceled

Affirmation

Simple form	V-ing form
I could spancel you could spancel he could spancel we could spancel you could spancel they could spancel	I could be spanceling you could be spanceling he could be spanceling we could be spanceling you could be spanceling they could be spanceling
Perfect	V-ing perfect
I could have spanceled you could have spanceled he could have spanceled we could have spanceled you could have spanceled they could have spanceled	I could have been spanceling you could have been spanceling he could have been spanceling we could have been spanceling you could have been spanceling they could have been spanceling

Negation

Simple form	V-ing form
I couldn't spancel you couldn't spancel he couldn't spancel we couldn't spancel you couldn't spancel they couldn't spancel	I couldn't be spanceling you couldn't be spanceling he couldn't be spanceling we couldn't be spanceling you couldn't be spanceling they couldn't be spanceling
Perfect	V-ing perfect
I couldn't have spanceled you couldn't have spanceled he couldn't have spanceled we couldn't have spanceled you couldn't have spanceled they couldn't have spanceled	I couldn't have been spanceling you couldn't have been spanceling he couldn't have been spanceling we couldn't have been spanceling you couldn't have been spanceling they couldn't have been spanceling

Interrogative form

Simple form	V-ing form
could I spancel? could you spancel? could he spancel? could we spancel? could you spancel? could they spancel?	could I be spanceling? could you be spanceling? could he be spanceling? could we be spanceling? could you be spanceling? could they be spanceling?
Perfect	V-ing perfect
could I have spanceled? could you have spanceled? could he have spanceled? could we have spanceled? could you have spanceled? could they have spanceled?	could I have been spanceling? could you have been spanceling? could he have been spanceling? could we have been spanceling? could you have been spanceling? could they have been spanceling?

Interro-negative form

Simple form	V-ing form
couldn't I spancel? couldn't you spancel? couldn't he spancel? couldn't we spancel? couldn't you spancel? couldn't they spancel?	couldn't I be spanceling? couldn't you be spanceling? couldn't he be spanceling? couldn't we be spanceling? couldn't you be spanceling? couldn't they be spanceling?
Perfect	V-ing perfect
couldn't I have spanceled? couldn't you have spanceled? couldn't he have spanceled? couldn't we have spanceled? couldn't you have spanceled? couldn't they have spanceled?	couldn't I have been spanceling? couldn't you have been spanceling? couldn't he have been spanceling? couldn't we have been spanceling? couldn't you have been spanceling? couldn't they have been spanceling?