English verb conjugation
COULD FILLIP

Regular verb: fillip - filliped - filliped

Affirmation

Simple form	V-ing form
I could fillip you could fillip he could fillip we could fillip you could fillip they could fillip	I could be filliping you could be filliping he could be filliping we could be filliping you could be filliping they could be filliping
Perfect	V-ing perfect
I could have filliped you could have filliped he could have filliped we could have filliped you could have filliped they could have filliped	I could have been filliping you could have been filliping he could have been filliping we could have been filliping you could have been filliping they could have been filliping

Negation

Simple form	V-ing form
I could not fillip you could not fillip he could not fillip we could not fillip you could not fillip they could not fillip	I could not be filliping you could not be filliping he could not be filliping we could not be filliping you could not be filliping they could not be filliping
Perfect	V-ing perfect
I could not have filliped you could not have filliped he could not have filliped we could not have filliped you could not have filliped they could not have filliped	I could not have been filliping you could not have been filliping he could not have been filliping we could not have been filliping you could not have been filliping they could not have been filliping

Interrogative form

Simple form	V-ing form
could I fillip? could you fillip? could he fillip? could we fillip? could you fillip? could they fillip?	could I be filliping? could you be filliping? could he be filliping? could we be filliping? could you be filliping? could they be filliping?
Perfect	V-ing perfect
could I have filliped? could you have filliped? could he have filliped? could we have filliped? could you have filliped? could they have filliped?	could I have been filliping? could you have been filliping? could he have been filliping? could we have been filliping? could you have been filliping? could they have been filliping?

Interro-negative form

Simple form	V-ing form
could I not fillip? could you not fillip? could he not fillip? could we not fillip? could you not fillip? could they not fillip?	could I not be filliping? could you not be filliping? could he not be filliping? could we not be filliping? could you not be filliping? could they not be filliping?
Perfect	V-ing perfect
could I not have filliped? could you not have filliped? could he not have filliped? could we not have filliped? could you not have filliped? could they not have filliped?	could I not have been filliping? could you not have been filliping? could he not have been filliping? could we not have been filliping? could you not have been filliping? could they not have been filliping?