I'll be stemming you'll be stemming she'll be stemming we'll be stemming you'll be stemming they'll be stemming
Perfect
I'll have stemmed you'll have stemmed she'll have stemmed we'll have stemmed you'll have stemmed they'll have stemmed
V-ing perfect
I'll have been stemming you'll have been stemming she'll have been stemming we'll have been stemming you'll have been stemming they'll have been stemming
Negation
Simple form
I shan't stem you shan't stem she shan't stem we shan't stem you shan't stem they shan't stem
V-ing form
I shan't be stemming you shan't be stemming she shan't be stemming we shan't be stemming you shan't be stemming they shan't be stemming
Perfect
I shan't have stemmed you shan't have stemmed she shan't have stemmed we shan't have stemmed you shan't have stemmed they shan't have stemmed
V-ing perfect
I shan't have been stemming you shan't have been stemming she shan't have been stemming we shan't have been stemming you shan't have been stemming they shan't have been stemming
Interrogative form
Simple form
shall I stem? shall you stem? shall she stem? shall we stem? shall you stem? shall they stem?
V-ing form
shall I be stemming? shall you be stemming? shall she be stemming? shall we be stemming? shall you be stemming? shall they be stemming?
Perfect
shall I have stemmed? shall you have stemmed? shall she have stemmed? shall we have stemmed? shall you have stemmed? shall they have stemmed?
V-ing perfect
shall I have been stemming? shall you have been stemming? shall she have been stemming? shall we have been stemming? shall you have been stemming? shall they have been stemming?
Interro-negative form
Simple form
shan't I stem? shan't you stem? shan't she stem? shan't we stem? shan't you stem? shan't they stem?
V-ing form
shan't I be stemming? shan't you be stemming? shan't she be stemming? shan't we be stemming? shan't you be stemming? shan't they be stemming?
Perfect
shan't I have stemmed? shan't you have stemmed? shan't she have stemmed? shan't we have stemmed? shan't you have stemmed? shan't they have stemmed?
V-ing perfect
shan't I have been stemming? shan't you have been stemming? shan't she have been stemming? shan't we have been stemming? shan't you have been stemming? shan't they have been stemming?