English verb conjugation
CAN MUNCH

Regular verb: munch - munched - munched

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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