English verb conjugation
COULD LIMB

Regular verb: limb - limbed - limbed

Affirmation

Simple form	V-ing form
I could limb you could limb he could limb we could limb you could limb they could limb	I could be limbing you could be limbing he could be limbing we could be limbing you could be limbing they could be limbing
Perfect	V-ing perfect
I could have limbed you could have limbed he could have limbed we could have limbed you could have limbed they could have limbed	I could have been limbing you could have been limbing he could have been limbing we could have been limbing you could have been limbing they could have been limbing

Negation

Simple form	V-ing form
I couldn't limb you couldn't limb he couldn't limb we couldn't limb you couldn't limb they couldn't limb	I couldn't be limbing you couldn't be limbing he couldn't be limbing we couldn't be limbing you couldn't be limbing they couldn't be limbing
Perfect	V-ing perfect
I couldn't have limbed you couldn't have limbed he couldn't have limbed we couldn't have limbed you couldn't have limbed they couldn't have limbed	I couldn't have been limbing you couldn't have been limbing he couldn't have been limbing we couldn't have been limbing you couldn't have been limbing they couldn't have been limbing

Interrogative form

Simple form	V-ing form
could I limb? could you limb? could he limb? could we limb? could you limb? could they limb?	could I be limbing? could you be limbing? could he be limbing? could we be limbing? could you be limbing? could they be limbing?
Perfect	V-ing perfect
could I have limbed? could you have limbed? could he have limbed? could we have limbed? could you have limbed? could they have limbed?	could I have been limbing? could you have been limbing? could he have been limbing? could we have been limbing? could you have been limbing? could they have been limbing?

Interro-negative form

Simple form	V-ing form
couldn't I limb? couldn't you limb? couldn't he limb? couldn't we limb? couldn't you limb? couldn't they limb?	couldn't I be limbing? couldn't you be limbing? couldn't he be limbing? couldn't we be limbing? couldn't you be limbing? couldn't they be limbing?
Perfect	V-ing perfect
couldn't I have limbed? couldn't you have limbed? couldn't he have limbed? couldn't we have limbed? couldn't you have limbed? couldn't they have limbed?	couldn't I have been limbing? couldn't you have been limbing? couldn't he have been limbing? couldn't we have been limbing? couldn't you have been limbing? couldn't they have been limbing?