I may uncase you may uncase he may uncase we may uncase you may uncase they may uncase
V-ing form
I may be uncasing you may be uncasing he may be uncasing we may be uncasing you may be uncasing they may be uncasing
Perfect
I may have uncased you may have uncased he may have uncased we may have uncased you may have uncased they may have uncased
V-ing perfect
I may have been uncasing you may have been uncasing he may have been uncasing we may have been uncasing you may have been uncasing they may have been uncasing
Negation
Simple form
I may not uncase you may not uncase he may not uncase we may not uncase you may not uncase they may not uncase
V-ing form
I may not be uncasing you may not be uncasing he may not be uncasing we may not be uncasing you may not be uncasing they may not be uncasing
Perfect
I may not have uncased you may not have uncased he may not have uncased we may not have uncased you may not have uncased they may not have uncased
V-ing perfect
I may not have been uncasing you may not have been uncasing he may not have been uncasing we may not have been uncasing you may not have been uncasing they may not have been uncasing
Interrogative form
Simple form
may I uncase? may you uncase? may he uncase? may we uncase? may you uncase? may they uncase?
V-ing form
may I be uncasing? may you be uncasing? may he be uncasing? may we be uncasing? may you be uncasing? may they be uncasing?
Perfect
may I have uncased? may you have uncased? may he have uncased? may we have uncased? may you have uncased? may they have uncased?
V-ing perfect
may I have been uncasing? may you have been uncasing? may he have been uncasing? may we have been uncasing? may you have been uncasing? may they have been uncasing?
Interro-negative form
Simple form
may I not uncase? may you not uncase? may he not uncase? may we not uncase? may you not uncase? may they not uncase?
V-ing form
may I not be uncasing? may you not be uncasing? may he not be uncasing? may we not be uncasing? may you not be uncasing? may they not be uncasing?
Perfect
may I not have uncased? may you not have uncased? may he not have uncased? may we not have uncased? may you not have uncased? may they not have uncased?
V-ing perfect
may I not have been uncasing? may you not have been uncasing? may he not have been uncasing? may we not have been uncasing? may you not have been uncasing? may they not have been uncasing?