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