I'll be extemporizing you'll be extemporizing he'll be extemporizing we'll be extemporizing you'll be extemporizing they'll be extemporizing
Perfect
I'll have extemporized you'll have extemporized he'll have extemporized we'll have extemporized you'll have extemporized they'll have extemporized
V-ing perfect
I'll have been extemporizing you'll have been extemporizing he'll have been extemporizing we'll have been extemporizing you'll have been extemporizing they'll have been extemporizing
Negation
Simple form
I shan't extemporize you shan't extemporize he shan't extemporize we shan't extemporize you shan't extemporize they shan't extemporize
V-ing form
I shan't be extemporizing you shan't be extemporizing he shan't be extemporizing we shan't be extemporizing you shan't be extemporizing they shan't be extemporizing
Perfect
I shan't have extemporized you shan't have extemporized he shan't have extemporized we shan't have extemporized you shan't have extemporized they shan't have extemporized
V-ing perfect
I shan't have been extemporizing you shan't have been extemporizing he shan't have been extemporizing we shan't have been extemporizing you shan't have been extemporizing they shan't have been extemporizing
Interrogative form
Simple form
shall I extemporize? shall you extemporize? shall he extemporize? shall we extemporize? shall you extemporize? shall they extemporize?
V-ing form
shall I be extemporizing? shall you be extemporizing? shall he be extemporizing? shall we be extemporizing? shall you be extemporizing? shall they be extemporizing?
Perfect
shall I have extemporized? shall you have extemporized? shall he have extemporized? shall we have extemporized? shall you have extemporized? shall they have extemporized?
V-ing perfect
shall I have been extemporizing? shall you have been extemporizing? shall he have been extemporizing? shall we have been extemporizing? shall you have been extemporizing? shall they have been extemporizing?
Interro-negative form
Simple form
shan't I extemporize? shan't you extemporize? shan't he extemporize? shan't we extemporize? shan't you extemporize? shan't they extemporize?
V-ing form
shan't I be extemporizing? shan't you be extemporizing? shan't he be extemporizing? shan't we be extemporizing? shan't you be extemporizing? shan't they be extemporizing?
Perfect
shan't I have extemporized? shan't you have extemporized? shan't he have extemporized? shan't we have extemporized? shan't you have extemporized? shan't they have extemporized?
V-ing perfect
shan't I have been extemporizing? shan't you have been extemporizing? shan't he have been extemporizing? shan't we have been extemporizing? shan't you have been extemporizing? shan't they have been extemporizing?