I'll be concurring you'll be concurring he'll be concurring we'll be concurring you'll be concurring they'll be concurring
Perfect
I'll have concurred you'll have concurred he'll have concurred we'll have concurred you'll have concurred they'll have concurred
V-ing perfect
I'll have been concurring you'll have been concurring he'll have been concurring we'll have been concurring you'll have been concurring they'll have been concurring
Negation
Simple form
I shan't concur you shan't concur he shan't concur we shan't concur you shan't concur they shan't concur
V-ing form
I shan't be concurring you shan't be concurring he shan't be concurring we shan't be concurring you shan't be concurring they shan't be concurring
Perfect
I shan't have concurred you shan't have concurred he shan't have concurred we shan't have concurred you shan't have concurred they shan't have concurred
V-ing perfect
I shan't have been concurring you shan't have been concurring he shan't have been concurring we shan't have been concurring you shan't have been concurring they shan't have been concurring
Interrogative form
Simple form
shall I concur? shall you concur? shall he concur? shall we concur? shall you concur? shall they concur?
V-ing form
shall I be concurring? shall you be concurring? shall he be concurring? shall we be concurring? shall you be concurring? shall they be concurring?
Perfect
shall I have concurred? shall you have concurred? shall he have concurred? shall we have concurred? shall you have concurred? shall they have concurred?
V-ing perfect
shall I have been concurring? shall you have been concurring? shall he have been concurring? shall we have been concurring? shall you have been concurring? shall they have been concurring?
Interro-negative form
Simple form
shan't I concur? shan't you concur? shan't he concur? shan't we concur? shan't you concur? shan't they concur?
V-ing form
shan't I be concurring? shan't you be concurring? shan't he be concurring? shan't we be concurring? shan't you be concurring? shan't they be concurring?
Perfect
shan't I have concurred? shan't you have concurred? shan't he have concurred? shan't we have concurred? shan't you have concurred? shan't they have concurred?
V-ing perfect
shan't I have been concurring? shan't you have been concurring? shan't he have been concurring? shan't we have been concurring? shan't you have been concurring? shan't they have been concurring?