English verb conjugation
COULD PREAUTHORIZE

Regular verb: preauthorize - preauthorized - preauthorized

Affirmation

Simple form	V-ing form
I could preauthorize you could preauthorize he could preauthorize we could preauthorize you could preauthorize they could preauthorize	I could be preauthorizing you could be preauthorizing he could be preauthorizing we could be preauthorizing you could be preauthorizing they could be preauthorizing
Perfect	V-ing perfect
I could have preauthorized you could have preauthorized he could have preauthorized we could have preauthorized you could have preauthorized they could have preauthorized	I could have been preauthorizing you could have been preauthorizing he could have been preauthorizing we could have been preauthorizing you could have been preauthorizing they could have been preauthorizing

Negation

Simple form	V-ing form
I could not preauthorize you could not preauthorize he could not preauthorize we could not preauthorize you could not preauthorize they could not preauthorize	I could not be preauthorizing you could not be preauthorizing he could not be preauthorizing we could not be preauthorizing you could not be preauthorizing they could not be preauthorizing
Perfect	V-ing perfect
I could not have preauthorized you could not have preauthorized he could not have preauthorized we could not have preauthorized you could not have preauthorized they could not have preauthorized	I could not have been preauthorizing you could not have been preauthorizing he could not have been preauthorizing we could not have been preauthorizing you could not have been preauthorizing they could not have been preauthorizing

Interrogative form

Simple form	V-ing form
could I preauthorize? could you preauthorize? could he preauthorize? could we preauthorize? could you preauthorize? could they preauthorize?	could I be preauthorizing? could you be preauthorizing? could he be preauthorizing? could we be preauthorizing? could you be preauthorizing? could they be preauthorizing?
Perfect	V-ing perfect
could I have preauthorized? could you have preauthorized? could he have preauthorized? could we have preauthorized? could you have preauthorized? could they have preauthorized?	could I have been preauthorizing? could you have been preauthorizing? could he have been preauthorizing? could we have been preauthorizing? could you have been preauthorizing? could they have been preauthorizing?

Interro-negative form

Simple form	V-ing form
could I not preauthorize? could you not preauthorize? could he not preauthorize? could we not preauthorize? could you not preauthorize? could they not preauthorize?	could I not be preauthorizing? could you not be preauthorizing? could he not be preauthorizing? could we not be preauthorizing? could you not be preauthorizing? could they not be preauthorizing?
Perfect	V-ing perfect
could I not have preauthorized? could you not have preauthorized? could he not have preauthorized? could we not have preauthorized? could you not have preauthorized? could they not have preauthorized?	could I not have been preauthorizing? could you not have been preauthorizing? could he not have been preauthorizing? could we not have been preauthorizing? could you not have been preauthorizing? could they not have been preauthorizing?