English verb conjugation
CAN OVERSTUFF

Regular verb: overstuff - overstuffed - overstuffed

Affirmation

Simple form	V-ing form
I can overstuff you can overstuff she can overstuff we can overstuff you can overstuff they can overstuff	I can be overstuffing you can be overstuffing she can be overstuffing we can be overstuffing you can be overstuffing they can be overstuffing
Perfect	V-ing perfect
I can have overstuffed you can have overstuffed she can have overstuffed we can have overstuffed you can have overstuffed they can have overstuffed	I can have been overstuffing you can have been overstuffing she can have been overstuffing we can have been overstuffing you can have been overstuffing they can have been overstuffing

Negation

Simple form	V-ing form
I can't overstuff you can't overstuff she can't overstuff we can't overstuff you can't overstuff they can't overstuff	I can't be overstuffing you can't be overstuffing she can't be overstuffing we can't be overstuffing you can't be overstuffing they can't be overstuffing
Perfect	V-ing perfect
I can't have overstuffed you can't have overstuffed she can't have overstuffed we can't have overstuffed you can't have overstuffed they can't have overstuffed	I can't have been overstuffing you can't have been overstuffing she can't have been overstuffing we can't have been overstuffing you can't have been overstuffing they can't have been overstuffing

Interrogative form

Simple form	V-ing form
can I overstuff? can you overstuff? can she overstuff? can we overstuff? can you overstuff? can they overstuff?	can I be overstuffing? can you be overstuffing? can she be overstuffing? can we be overstuffing? can you be overstuffing? can they be overstuffing?
Perfect	V-ing perfect
can I have overstuffed? can you have overstuffed? can she have overstuffed? can we have overstuffed? can you have overstuffed? can they have overstuffed?	can I have been overstuffing? can you have been overstuffing? can she have been overstuffing? can we have been overstuffing? can you have been overstuffing? can they have been overstuffing?

Interro-negative form

Simple form	V-ing form
can't I overstuff? can't you overstuff? can't she overstuff? can't we overstuff? can't you overstuff? can't they overstuff?	can't I be overstuffing? can't you be overstuffing? can't she be overstuffing? can't we be overstuffing? can't you be overstuffing? can't they be overstuffing?
Perfect	V-ing perfect
can't I have overstuffed? can't you have overstuffed? can't she have overstuffed? can't we have overstuffed? can't you have overstuffed? can't they have overstuffed?	can't I have been overstuffing? can't you have been overstuffing? can't she have been overstuffing? can't we have been overstuffing? can't you have been overstuffing? can't they have been overstuffing?