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 can't munch you can't munch he can't munch we can't munch you can't munch they can't munch	I can't be munching you can't be munching he can't be munching we can't be munching you can't be munching they can't be munching
Perfect	V-ing perfect
I can't have munched you can't have munched he can't have munched we can't have munched you can't have munched they can't have munched	I can't have been munching you can't have been munching he can't have been munching we can't have been munching you can't have been munching they can't 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't I munch? can't you munch? can't he munch? can't we munch? can't you munch? can't they munch?	can't I be munching? can't you be munching? can't he be munching? can't we be munching? can't you be munching? can't they be munching?
Perfect	V-ing perfect
can't I have munched? can't you have munched? can't he have munched? can't we have munched? can't you have munched? can't they have munched?	can't I have been munching? can't you have been munching? can't he have been munching? can't we have been munching? can't you have been munching? can't they have been munching?