English verb conjugation
COULD NIM

Regular verb: nim - nimed - nimed

Affirmation

Simple form	V-ing form
I could nim you could nim he could nim we could nim you could nim they could nim	I could be niming you could be niming he could be niming we could be niming you could be niming they could be niming
Perfect	V-ing perfect
I could have nimed you could have nimed he could have nimed we could have nimed you could have nimed they could have nimed	I could have been niming you could have been niming he could have been niming we could have been niming you could have been niming they could have been niming

Negation

Simple form	V-ing form
I couldn't nim you couldn't nim he couldn't nim we couldn't nim you couldn't nim they couldn't nim	I couldn't be niming you couldn't be niming he couldn't be niming we couldn't be niming you couldn't be niming they couldn't be niming
Perfect	V-ing perfect
I couldn't have nimed you couldn't have nimed he couldn't have nimed we couldn't have nimed you couldn't have nimed they couldn't have nimed	I couldn't have been niming you couldn't have been niming he couldn't have been niming we couldn't have been niming you couldn't have been niming they couldn't have been niming

Interrogative form

Simple form	V-ing form
could I nim? could you nim? could he nim? could we nim? could you nim? could they nim?	could I be niming? could you be niming? could he be niming? could we be niming? could you be niming? could they be niming?
Perfect	V-ing perfect
could I have nimed? could you have nimed? could he have nimed? could we have nimed? could you have nimed? could they have nimed?	could I have been niming? could you have been niming? could he have been niming? could we have been niming? could you have been niming? could they have been niming?

Interro-negative form

Simple form	V-ing form
couldn't I nim? couldn't you nim? couldn't he nim? couldn't we nim? couldn't you nim? couldn't they nim?	couldn't I be niming? couldn't you be niming? couldn't he be niming? couldn't we be niming? couldn't you be niming? couldn't they be niming?
Perfect	V-ing perfect
couldn't I have nimed? couldn't you have nimed? couldn't he have nimed? couldn't we have nimed? couldn't you have nimed? couldn't they have nimed?	couldn't I have been niming? couldn't you have been niming? couldn't he have been niming? couldn't we have been niming? couldn't you have been niming? couldn't they have been niming?