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