English verb conjugation
COULD AUTHORIZE

Regular verb: authorize - authorized - authorized

Affirmation

Simple form	V-ing form
I could authorize you could authorize he could authorize we could authorize you could authorize they could authorize	I could be authorizing you could be authorizing he could be authorizing we could be authorizing you could be authorizing they could be authorizing
Perfect	V-ing perfect
I could have authorized you could have authorized he could have authorized we could have authorized you could have authorized they could have authorized	I could have been authorizing you could have been authorizing he could have been authorizing we could have been authorizing you could have been authorizing they could have been authorizing

Negation

Simple form	V-ing form
I could not authorize you could not authorize he could not authorize we could not authorize you could not authorize they could not authorize	I could not be authorizing you could not be authorizing he could not be authorizing we could not be authorizing you could not be authorizing they could not be authorizing
Perfect	V-ing perfect
I could not have authorized you could not have authorized he could not have authorized we could not have authorized you could not have authorized they could not have authorized	I could not have been authorizing you could not have been authorizing he could not have been authorizing we could not have been authorizing you could not have been authorizing they could not have been authorizing

Interrogative form

Simple form	V-ing form
could I authorize? could you authorize? could he authorize? could we authorize? could you authorize? could they authorize?	could I be authorizing? could you be authorizing? could he be authorizing? could we be authorizing? could you be authorizing? could they be authorizing?
Perfect	V-ing perfect
could I have authorized? could you have authorized? could he have authorized? could we have authorized? could you have authorized? could they have authorized?	could I have been authorizing? could you have been authorizing? could he have been authorizing? could we have been authorizing? could you have been authorizing? could they have been authorizing?

Interro-negative form

Simple form	V-ing form
could I not authorize? could you not authorize? could he not authorize? could we not authorize? could you not authorize? could they not authorize?	could I not be authorizing? could you not be authorizing? could he not be authorizing? could we not be authorizing? could you not be authorizing? could they not be authorizing?
Perfect	V-ing perfect
could I not have authorized? could you not have authorized? could he not have authorized? could we not have authorized? could you not have authorized? could they not have authorized?	could I not have been authorizing? could you not have been authorizing? could he not have been authorizing? could we not have been authorizing? could you not have been authorizing? could they not have been authorizing?