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