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