I may extemporize you may extemporize she may extemporize we may extemporize you may extemporize they may extemporize
V-ing form
I may be extemporizing you may be extemporizing she may be extemporizing we may be extemporizing you may be extemporizing they may be extemporizing
Perfect
I may have extemporized you may have extemporized she may have extemporized we may have extemporized you may have extemporized they may have extemporized
V-ing perfect
I may have been extemporizing you may have been extemporizing she may have been extemporizing we may have been extemporizing you may have been extemporizing they may have been extemporizing
Negation
Simple form
I may not extemporize you may not extemporize she may not extemporize we may not extemporize you may not extemporize they may not extemporize
V-ing form
I may not be extemporizing you may not be extemporizing she may not be extemporizing we may not be extemporizing you may not be extemporizing they may not be extemporizing
Perfect
I may not have extemporized you may not have extemporized she may not have extemporized we may not have extemporized you may not have extemporized they may not have extemporized
V-ing perfect
I may not have been extemporizing you may not have been extemporizing she may not have been extemporizing we may not have been extemporizing you may not have been extemporizing they may not have been extemporizing
Interrogative form
Simple form
may I extemporize? may you extemporize? may she extemporize? may we extemporize? may you extemporize? may they extemporize?
V-ing form
may I be extemporizing? may you be extemporizing? may she be extemporizing? may we be extemporizing? may you be extemporizing? may they be extemporizing?
Perfect
may I have extemporized? may you have extemporized? may she have extemporized? may we have extemporized? may you have extemporized? may they have extemporized?
V-ing perfect
may I have been extemporizing? may you have been extemporizing? may she have been extemporizing? may we have been extemporizing? may you have been extemporizing? may they have been extemporizing?
Interro-negative form
Simple form
may I not extemporize? may you not extemporize? may she not extemporize? may we not extemporize? may you not extemporize? may they not extemporize?
V-ing form
may I not be extemporizing? may you not be extemporizing? may she not be extemporizing? may we not be extemporizing? may you not be extemporizing? may they not be extemporizing?
Perfect
may I not have extemporized? may you not have extemporized? may she not have extemporized? may we not have extemporized? may you not have extemporized? may they not have extemporized?
V-ing perfect
may I not have been extemporizing? may you not have been extemporizing? may she not have been extemporizing? may we not have been extemporizing? may you not have been extemporizing? may they not have been extemporizing?