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