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