English verb conjugation
CAN KIBITZ

Regular verb: kibitz - kibitzed - kibitzed

Affirmation

Simple form	V-ing form
I can kibitz you can kibitz he can kibitz we can kibitz you can kibitz they can kibitz	I can be kibitzing you can be kibitzing he can be kibitzing we can be kibitzing you can be kibitzing they can be kibitzing
Perfect	V-ing perfect
I can have kibitzed you can have kibitzed he can have kibitzed we can have kibitzed you can have kibitzed they can have kibitzed	I can have been kibitzing you can have been kibitzing he can have been kibitzing we can have been kibitzing you can have been kibitzing they can have been kibitzing

Negation

Simple form	V-ing form
I can't kibitz you can't kibitz he can't kibitz we can't kibitz you can't kibitz they can't kibitz	I can't be kibitzing you can't be kibitzing he can't be kibitzing we can't be kibitzing you can't be kibitzing they can't be kibitzing
Perfect	V-ing perfect
I can't have kibitzed you can't have kibitzed he can't have kibitzed we can't have kibitzed you can't have kibitzed they can't have kibitzed	I can't have been kibitzing you can't have been kibitzing he can't have been kibitzing we can't have been kibitzing you can't have been kibitzing they can't have been kibitzing

Interrogative form

Simple form	V-ing form
can I kibitz? can you kibitz? can he kibitz? can we kibitz? can you kibitz? can they kibitz?	can I be kibitzing? can you be kibitzing? can he be kibitzing? can we be kibitzing? can you be kibitzing? can they be kibitzing?
Perfect	V-ing perfect
can I have kibitzed? can you have kibitzed? can he have kibitzed? can we have kibitzed? can you have kibitzed? can they have kibitzed?	can I have been kibitzing? can you have been kibitzing? can he have been kibitzing? can we have been kibitzing? can you have been kibitzing? can they have been kibitzing?

Interro-negative form

Simple form	V-ing form
can't I kibitz? can't you kibitz? can't he kibitz? can't we kibitz? can't you kibitz? can't they kibitz?	can't I be kibitzing? can't you be kibitzing? can't he be kibitzing? can't we be kibitzing? can't you be kibitzing? can't they be kibitzing?
Perfect	V-ing perfect
can't I have kibitzed? can't you have kibitzed? can't he have kibitzed? can't we have kibitzed? can't you have kibitzed? can't they have kibitzed?	can't I have been kibitzing? can't you have been kibitzing? can't he have been kibitzing? can't we have been kibitzing? can't you have been kibitzing? can't they have been kibitzing?