I'll be stacking you'll be stacking she'll be stacking we'll be stacking you'll be stacking they'll be stacking
Perfect
I'll have stacked you'll have stacked she'll have stacked we'll have stacked you'll have stacked they'll have stacked
V-ing perfect
I'll have been stacking you'll have been stacking she'll have been stacking we'll have been stacking you'll have been stacking they'll have been stacking
Negation
Simple form
I won't stack you won't stack she won't stack we won't stack you won't stack they won't stack
V-ing form
I won't be stacking you won't be stacking she won't be stacking we won't be stacking you won't be stacking they won't be stacking
Perfect
I won't have stacked you won't have stacked she won't have stacked we won't have stacked you won't have stacked they won't have stacked
V-ing perfect
I won't have been stacking you won't have been stacking she won't have been stacking we won't have been stacking you won't have been stacking they won't have been stacking
Interrogative form
Simple form
will I stack? will you stack? will she stack? will we stack? will you stack? will they stack?
V-ing form
will I be stacking? will you be stacking? will she be stacking? will we be stacking? will you be stacking? will they be stacking?
Perfect
will I have stacked? will you have stacked? will she have stacked? will we have stacked? will you have stacked? will they have stacked?
V-ing perfect
will I have been stacking? will you have been stacking? will she have been stacking? will we have been stacking? will you have been stacking? will they have been stacking?
Interro-negative form
Simple form
won't I stack? won't you stack? won't she stack? won't we stack? won't you stack? won't they stack?
V-ing form
won't I be stacking? won't you be stacking? won't she be stacking? won't we be stacking? won't you be stacking? won't they be stacking?
Perfect
won't I have stacked? won't you have stacked? won't she have stacked? won't we have stacked? won't you have stacked? won't they have stacked?
V-ing perfect
won't I have been stacking? won't you have been stacking? won't she have been stacking? won't we have been stacking? won't you have been stacking? won't they have been stacking?