I'll be describing you'll be describing she'll be describing we'll be describing you'll be describing they'll be describing
Perfect
I'll have described you'll have described she'll have described we'll have described you'll have described they'll have described
V-ing perfect
I'll have been describing you'll have been describing she'll have been describing we'll have been describing you'll have been describing they'll have been describing
Negation
Simple form
I shan't describe you shan't describe she shan't describe we shan't describe you shan't describe they shan't describe
V-ing form
I shan't be describing you shan't be describing she shan't be describing we shan't be describing you shan't be describing they shan't be describing
Perfect
I shan't have described you shan't have described she shan't have described we shan't have described you shan't have described they shan't have described
V-ing perfect
I shan't have been describing you shan't have been describing she shan't have been describing we shan't have been describing you shan't have been describing they shan't have been describing
Interrogative form
Simple form
shall I describe? shall you describe? shall she describe? shall we describe? shall you describe? shall they describe?
V-ing form
shall I be describing? shall you be describing? shall she be describing? shall we be describing? shall you be describing? shall they be describing?
Perfect
shall I have described? shall you have described? shall she have described? shall we have described? shall you have described? shall they have described?
V-ing perfect
shall I have been describing? shall you have been describing? shall she have been describing? shall we have been describing? shall you have been describing? shall they have been describing?
Interro-negative form
Simple form
shan't I describe? shan't you describe? shan't she describe? shan't we describe? shan't you describe? shan't they describe?
V-ing form
shan't I be describing? shan't you be describing? shan't she be describing? shan't we be describing? shan't you be describing? shan't they be describing?
Perfect
shan't I have described? shan't you have described? shan't she have described? shan't we have described? shan't you have described? shan't they have described?
V-ing perfect
shan't I have been describing? shan't you have been describing? shan't she have been describing? shan't we have been describing? shan't you have been describing? shan't they have been describing?