English verb conjugation
CAN LIMBER

Regular verb: limber - limbered - limbered

Affirmation

Simple form	V-ing form
I can limber you can limber he can limber we can limber you can limber they can limber	I can be limbering you can be limbering he can be limbering we can be limbering you can be limbering they can be limbering
Perfect	V-ing perfect
I can have limbered you can have limbered he can have limbered we can have limbered you can have limbered they can have limbered	I can have been limbering you can have been limbering he can have been limbering we can have been limbering you can have been limbering they can have been limbering

Negation

Simple form	V-ing form
I can't limber you can't limber he can't limber we can't limber you can't limber they can't limber	I can't be limbering you can't be limbering he can't be limbering we can't be limbering you can't be limbering they can't be limbering
Perfect	V-ing perfect
I can't have limbered you can't have limbered he can't have limbered we can't have limbered you can't have limbered they can't have limbered	I can't have been limbering you can't have been limbering he can't have been limbering we can't have been limbering you can't have been limbering they can't have been limbering

Interrogative form

Simple form	V-ing form
can I limber? can you limber? can he limber? can we limber? can you limber? can they limber?	can I be limbering? can you be limbering? can he be limbering? can we be limbering? can you be limbering? can they be limbering?
Perfect	V-ing perfect
can I have limbered? can you have limbered? can he have limbered? can we have limbered? can you have limbered? can they have limbered?	can I have been limbering? can you have been limbering? can he have been limbering? can we have been limbering? can you have been limbering? can they have been limbering?

Interro-negative form

Simple form	V-ing form
can't I limber? can't you limber? can't he limber? can't we limber? can't you limber? can't they limber?	can't I be limbering? can't you be limbering? can't he be limbering? can't we be limbering? can't you be limbering? can't they be limbering?
Perfect	V-ing perfect
can't I have limbered? can't you have limbered? can't he have limbered? can't we have limbered? can't you have limbered? can't they have limbered?	can't I have been limbering? can't you have been limbering? can't he have been limbering? can't we have been limbering? can't you have been limbering? can't they have been limbering?