English verb conjugation
COULD DELAY

Regular verb: delay - delayed - delayed

Affirmation

Simple form	V-ing form
I could delay you could delay she could delay we could delay you could delay they could delay	I could be delaying you could be delaying she could be delaying we could be delaying you could be delaying they could be delaying
Perfect	V-ing perfect
I could have delayed you could have delayed she could have delayed we could have delayed you could have delayed they could have delayed	I could have been delaying you could have been delaying she could have been delaying we could have been delaying you could have been delaying they could have been delaying

Negation

Simple form	V-ing form
I could not delay you could not delay she could not delay we could not delay you could not delay they could not delay	I could not be delaying you could not be delaying she could not be delaying we could not be delaying you could not be delaying they could not be delaying
Perfect	V-ing perfect
I could not have delayed you could not have delayed she could not have delayed we could not have delayed you could not have delayed they could not have delayed	I could not have been delaying you could not have been delaying she could not have been delaying we could not have been delaying you could not have been delaying they could not have been delaying

Interrogative form

Simple form	V-ing form
could I delay? could you delay? could she delay? could we delay? could you delay? could they delay?	could I be delaying? could you be delaying? could she be delaying? could we be delaying? could you be delaying? could they be delaying?
Perfect	V-ing perfect
could I have delayed? could you have delayed? could she have delayed? could we have delayed? could you have delayed? could they have delayed?	could I have been delaying? could you have been delaying? could she have been delaying? could we have been delaying? could you have been delaying? could they have been delaying?

Interro-negative form

Simple form	V-ing form
could I not delay? could you not delay? could she not delay? could we not delay? could you not delay? could they not delay?	could I not be delaying? could you not be delaying? could she not be delaying? could we not be delaying? could you not be delaying? could they not be delaying?
Perfect	V-ing perfect
could I not have delayed? could you not have delayed? could she not have delayed? could we not have delayed? could you not have delayed? could they not have delayed?	could I not have been delaying? could you not have been delaying? could she not have been delaying? could we not have been delaying? could you not have been delaying? could they not have been delaying?