English verb conjugation
COULD LATEN

Regular verb: laten - latened - latened

Affirmation

Simple form	V-ing form
I could laten you could laten he could laten we could laten you could laten they could laten	I could be latening you could be latening he could be latening we could be latening you could be latening they could be latening
Perfect	V-ing perfect
I could have latened you could have latened he could have latened we could have latened you could have latened they could have latened	I could have been latening you could have been latening he could have been latening we could have been latening you could have been latening they could have been latening

Negation

Simple form	V-ing form
I could not laten you could not laten he could not laten we could not laten you could not laten they could not laten	I could not be latening you could not be latening he could not be latening we could not be latening you could not be latening they could not be latening
Perfect	V-ing perfect
I could not have latened you could not have latened he could not have latened we could not have latened you could not have latened they could not have latened	I could not have been latening you could not have been latening he could not have been latening we could not have been latening you could not have been latening they could not have been latening

Interrogative form

Simple form	V-ing form
could I laten? could you laten? could he laten? could we laten? could you laten? could they laten?	could I be latening? could you be latening? could he be latening? could we be latening? could you be latening? could they be latening?
Perfect	V-ing perfect
could I have latened? could you have latened? could he have latened? could we have latened? could you have latened? could they have latened?	could I have been latening? could you have been latening? could he have been latening? could we have been latening? could you have been latening? could they have been latening?

Interro-negative form

Simple form	V-ing form
could I not laten? could you not laten? could he not laten? could we not laten? could you not laten? could they not laten?	could I not be latening? could you not be latening? could he not be latening? could we not be latening? could you not be latening? could they not be latening?
Perfect	V-ing perfect
could I not have latened? could you not have latened? could he not have latened? could we not have latened? could you not have latened? could they not have latened?	could I not have been latening? could you not have been latening? could he not have been latening? could we not have been latening? could you not have been latening? could they not have been latening?