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