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 cannot gab you cannot gab he cannot gab we cannot gab you cannot gab they cannot gab	I cannot be gabbing you cannot be gabbing he cannot be gabbing we cannot be gabbing you cannot be gabbing they cannot be gabbing
Perfect	V-ing perfect
I cannot have gabbed you cannot have gabbed he cannot have gabbed we cannot have gabbed you cannot have gabbed they cannot have gabbed	I cannot have been gabbing you cannot have been gabbing he cannot have been gabbing we cannot have been gabbing you cannot have been gabbing they cannot 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 I not gab? can you not gab? can he not gab? can we not gab? can you not gab? can they not gab?	can I not be gabbing? can you not be gabbing? can he not be gabbing? can we not be gabbing? can you not be gabbing? can they not be gabbing?
Perfect	V-ing perfect
can I not have gabbed? can you not have gabbed? can he not have gabbed? can we not have gabbed? can you not have gabbed? can they not have gabbed?	can I not have been gabbing? can you not have been gabbing? can he not have been gabbing? can we not have been gabbing? can you not have been gabbing? can they not have been gabbing?