English verb conjugation
COULD MUNCH

Regular verb: munch - munched - munched

Affirmation

Simple form	V-ing form
I could munch you could munch he could munch we could munch you could munch they could munch	I could be munching you could be munching he could be munching we could be munching you could be munching they could be munching
Perfect	V-ing perfect
I could have munched you could have munched he could have munched we could have munched you could have munched they could have munched	I could have been munching you could have been munching he could have been munching we could have been munching you could have been munching they could have been munching

Negation

Simple form	V-ing form
I could not munch you could not munch he could not munch we could not munch you could not munch they could not munch	I could not be munching you could not be munching he could not be munching we could not be munching you could not be munching they could not be munching
Perfect	V-ing perfect
I could not have munched you could not have munched he could not have munched we could not have munched you could not have munched they could not have munched	I could not have been munching you could not have been munching he could not have been munching we could not have been munching you could not have been munching they could not have been munching

Interrogative form

Simple form	V-ing form
could I munch? could you munch? could he munch? could we munch? could you munch? could they munch?	could I be munching? could you be munching? could he be munching? could we be munching? could you be munching? could they be munching?
Perfect	V-ing perfect
could I have munched? could you have munched? could he have munched? could we have munched? could you have munched? could they have munched?	could I have been munching? could you have been munching? could he have been munching? could we have been munching? could you have been munching? could they have been munching?

Interro-negative form

Simple form	V-ing form
could I not munch? could you not munch? could he not munch? could we not munch? could you not munch? could they not munch?	could I not be munching? could you not be munching? could he not be munching? could we not be munching? could you not be munching? could they not be munching?
Perfect	V-ing perfect
could I not have munched? could you not have munched? could he not have munched? could we not have munched? could you not have munched? could they not have munched?	could I not have been munching? could you not have been munching? could he not have been munching? could we not have been munching? could you not have been munching? could they not have been munching?