I'll be contributing you'll be contributing he'll be contributing we'll be contributing you'll be contributing they'll be contributing
Perfect
I'll have contributed you'll have contributed he'll have contributed we'll have contributed you'll have contributed they'll have contributed
Perfect en V-ing
I'll have been contributing you'll have been contributing he'll have been contributing we'll have been contributing you'll have been contributing they'll have been contributing
Négation
Forme simple
I shan't contribute you shan't contribute he shan't contribute we shan't contribute you shan't contribute they shan't contribute
Forme en V-ing
I shan't be contributing you shan't be contributing he shan't be contributing we shan't be contributing you shan't be contributing they shan't be contributing
Perfect
I shan't have contributed you shan't have contributed he shan't have contributed we shan't have contributed you shan't have contributed they shan't have contributed
Perfect en V-ing
I shan't have been contributing you shan't have been contributing he shan't have been contributing we shan't have been contributing you shan't have been contributing they shan't have been contributing
Forme interrogative
Forme simple
shall I contribute? shall you contribute? shall he contribute? shall we contribute? shall you contribute? shall they contribute?
Forme en V-ing
shall I be contributing? shall you be contributing? shall he be contributing? shall we be contributing? shall you be contributing? shall they be contributing?
Perfect
shall I have contributed? shall you have contributed? shall he have contributed? shall we have contributed? shall you have contributed? shall they have contributed?
Perfect en V-ing
shall I have been contributing? shall you have been contributing? shall he have been contributing? shall we have been contributing? shall you have been contributing? shall they have been contributing?
Forme interro-négative
Forme simple
shan't I contribute? shan't you contribute? shan't he contribute? shan't we contribute? shan't you contribute? shan't they contribute?
Forme en V-ing
shan't I be contributing? shan't you be contributing? shan't he be contributing? shan't we be contributing? shan't you be contributing? shan't they be contributing?
Perfect
shan't I have contributed? shan't you have contributed? shan't he have contributed? shan't we have contributed? shan't you have contributed? shan't they have contributed?
Perfect en V-ing
shan't I have been contributing? shan't you have been contributing? shan't he have been contributing? shan't we have been contributing? shan't you have been contributing? shan't they have been contributing?