I can preauthorize you can preauthorize he can preauthorize we can preauthorize you can preauthorize they can preauthorize
V-ing form
I can be preauthorizing you can be preauthorizing he can be preauthorizing we can be preauthorizing you can be preauthorizing they can be preauthorizing
Perfect
I can have preauthorized you can have preauthorized he can have preauthorized we can have preauthorized you can have preauthorized they can have preauthorized
V-ing perfect
I can have been preauthorizing you can have been preauthorizing he can have been preauthorizing we can have been preauthorizing you can have been preauthorizing they can have been preauthorizing
Negation
Simple form
I cannot preauthorize you cannot preauthorize he cannot preauthorize we cannot preauthorize you cannot preauthorize they cannot preauthorize
V-ing form
I cannot be preauthorizing you cannot be preauthorizing he cannot be preauthorizing we cannot be preauthorizing you cannot be preauthorizing they cannot be preauthorizing
Perfect
I cannot have preauthorized you cannot have preauthorized he cannot have preauthorized we cannot have preauthorized you cannot have preauthorized they cannot have preauthorized
V-ing perfect
I cannot have been preauthorizing you cannot have been preauthorizing he cannot have been preauthorizing we cannot have been preauthorizing you cannot have been preauthorizing they cannot have been preauthorizing
Interrogative form
Simple form
can I preauthorize? can you preauthorize? can he preauthorize? can we preauthorize? can you preauthorize? can they preauthorize?
V-ing form
can I be preauthorizing? can you be preauthorizing? can he be preauthorizing? can we be preauthorizing? can you be preauthorizing? can they be preauthorizing?
Perfect
can I have preauthorized? can you have preauthorized? can he have preauthorized? can we have preauthorized? can you have preauthorized? can they have preauthorized?
V-ing perfect
can I have been preauthorizing? can you have been preauthorizing? can he have been preauthorizing? can we have been preauthorizing? can you have been preauthorizing? can they have been preauthorizing?
Interro-negative form
Simple form
can I not preauthorize? can you not preauthorize? can he not preauthorize? can we not preauthorize? can you not preauthorize? can they not preauthorize?
V-ing form
can I not be preauthorizing? can you not be preauthorizing? can he not be preauthorizing? can we not be preauthorizing? can you not be preauthorizing? can they not be preauthorizing?
Perfect
can I not have preauthorized? can you not have preauthorized? can he not have preauthorized? can we not have preauthorized? can you not have preauthorized? can they not have preauthorized?
V-ing perfect
can I not have been preauthorizing? can you not have been preauthorizing? can he not have been preauthorizing? can we not have been preauthorizing? can you not have been preauthorizing? can they not have been preauthorizing?