English verb conjugation
CAN GAB

Regular verb: gab - gabbed - gabbed

Affirmation

Simple form	V-ing form
I can gab you can gab he can gab we can gab you can gab they can gab	I can be gabbing you can be gabbing he can be gabbing we can be gabbing you can be gabbing they can be gabbing
Perfect	V-ing perfect
I can have gabbed you can have gabbed he can have gabbed we can have gabbed you can have gabbed they can have gabbed	I can have been gabbing you can have been gabbing he can have been gabbing we can have been gabbing you can have been gabbing they can have been gabbing

Negation

Simple form	V-ing form
I can't gab you can't gab he can't gab we can't gab you can't gab they can't gab	I can't be gabbing you can't be gabbing he can't be gabbing we can't be gabbing you can't be gabbing they can't be gabbing
Perfect	V-ing perfect
I can't have gabbed you can't have gabbed he can't have gabbed we can't have gabbed you can't have gabbed they can't have gabbed	I can't have been gabbing you can't have been gabbing he can't have been gabbing we can't have been gabbing you can't have been gabbing they can't have been gabbing

Interrogative form

Simple form	V-ing form
can I gab? can you gab? can he gab? can we gab? can you gab? can they gab?	can I be gabbing? can you be gabbing? can he be gabbing? can we be gabbing? can you be gabbing? can they be gabbing?
Perfect	V-ing perfect
can I have gabbed? can you have gabbed? can he have gabbed? can we have gabbed? can you have gabbed? can they have gabbed?	can I have been gabbing? can you have been gabbing? can he have been gabbing? can we have been gabbing? can you have been gabbing? can they have been gabbing?

Interro-negative form

Simple form	V-ing form
can't I gab? can't you gab? can't he gab? can't we gab? can't you gab? can't they gab?	can't I be gabbing? can't you be gabbing? can't he be gabbing? can't we be gabbing? can't you be gabbing? can't they be gabbing?
Perfect	V-ing perfect
can't I have gabbed? can't you have gabbed? can't he have gabbed? can't we have gabbed? can't you have gabbed? can't they have gabbed?	can't I have been gabbing? can't you have been gabbing? can't he have been gabbing? can't we have been gabbing? can't you have been gabbing? can't they have been gabbing?