English verb conjugation
COULD DELETE

Regular verb: delete - deleted - deleted

Affirmation

Simple form	V-ing form
I could delete you could delete he could delete we could delete you could delete they could delete	I could be deleting you could be deleting he could be deleting we could be deleting you could be deleting they could be deleting
Perfect	V-ing perfect
I could have deleted you could have deleted he could have deleted we could have deleted you could have deleted they could have deleted	I could have been deleting you could have been deleting he could have been deleting we could have been deleting you could have been deleting they could have been deleting

Negation

Simple form	V-ing form
I could not delete you could not delete he could not delete we could not delete you could not delete they could not delete	I could not be deleting you could not be deleting he could not be deleting we could not be deleting you could not be deleting they could not be deleting
Perfect	V-ing perfect
I could not have deleted you could not have deleted he could not have deleted we could not have deleted you could not have deleted they could not have deleted	I could not have been deleting you could not have been deleting he could not have been deleting we could not have been deleting you could not have been deleting they could not have been deleting

Interrogative form

Simple form	V-ing form
could I delete? could you delete? could he delete? could we delete? could you delete? could they delete?	could I be deleting? could you be deleting? could he be deleting? could we be deleting? could you be deleting? could they be deleting?
Perfect	V-ing perfect
could I have deleted? could you have deleted? could he have deleted? could we have deleted? could you have deleted? could they have deleted?	could I have been deleting? could you have been deleting? could he have been deleting? could we have been deleting? could you have been deleting? could they have been deleting?

Interro-negative form

Simple form	V-ing form
could I not delete? could you not delete? could he not delete? could we not delete? could you not delete? could they not delete?	could I not be deleting? could you not be deleting? could he not be deleting? could we not be deleting? could you not be deleting? could they not be deleting?
Perfect	V-ing perfect
could I not have deleted? could you not have deleted? could he not have deleted? could we not have deleted? could you not have deleted? could they not have deleted?	could I not have been deleting? could you not have been deleting? could he not have been deleting? could we not have been deleting? could you not have been deleting? could they not have been deleting?