English verb conjugation
COULD DELE

Regular verb: dele - deled - deled

Affirmation

Simple form	V-ing form
I could dele you could dele he could dele we could dele you could dele they could dele	I could be deling you could be deling he could be deling we could be deling you could be deling they could be deling
Perfect	V-ing perfect
I could have deled you could have deled he could have deled we could have deled you could have deled they could have deled	I could have been deling you could have been deling he could have been deling we could have been deling you could have been deling they could have been deling

Negation

Simple form	V-ing form
I couldn't dele you couldn't dele he couldn't dele we couldn't dele you couldn't dele they couldn't dele	I couldn't be deling you couldn't be deling he couldn't be deling we couldn't be deling you couldn't be deling they couldn't be deling
Perfect	V-ing perfect
I couldn't have deled you couldn't have deled he couldn't have deled we couldn't have deled you couldn't have deled they couldn't have deled	I couldn't have been deling you couldn't have been deling he couldn't have been deling we couldn't have been deling you couldn't have been deling they couldn't have been deling

Interrogative form

Simple form	V-ing form
could I dele? could you dele? could he dele? could we dele? could you dele? could they dele?	could I be deling? could you be deling? could he be deling? could we be deling? could you be deling? could they be deling?
Perfect	V-ing perfect
could I have deled? could you have deled? could he have deled? could we have deled? could you have deled? could they have deled?	could I have been deling? could you have been deling? could he have been deling? could we have been deling? could you have been deling? could they have been deling?

Interro-negative form

Simple form	V-ing form
couldn't I dele? couldn't you dele? couldn't he dele? couldn't we dele? couldn't you dele? couldn't they dele?	couldn't I be deling? couldn't you be deling? couldn't he be deling? couldn't we be deling? couldn't you be deling? couldn't they be deling?
Perfect	V-ing perfect
couldn't I have deled? couldn't you have deled? couldn't he have deled? couldn't we have deled? couldn't you have deled? couldn't they have deled?	couldn't I have been deling? couldn't you have been deling? couldn't he have been deling? couldn't we have been deling? couldn't you have been deling? couldn't they have been deling?