I'll be backsliding you'll be backsliding she'll be backsliding we'll be backsliding you'll be backsliding they'll be backsliding
Perfect
I'll have backslid, backslidden you'll have backslid, backslidden she'll have backslid, backslidden we'll have backslid, backslidden you'll have backslid, backslidden they'll have backslid, backslidden
V-ing perfect
I'll have been backsliding you'll have been backsliding she'll have been backsliding we'll have been backsliding you'll have been backsliding they'll have been backsliding
Negation
Simple form
I shan't backslide you shan't backslide she shan't backslide we shan't backslide you shan't backslide they shan't backslide
V-ing form
I shan't be backsliding you shan't be backsliding she shan't be backsliding we shan't be backsliding you shan't be backsliding they shan't be backsliding
Perfect
I shan't have backslid, backslidden you shan't have backslid, backslidden she shan't have backslid, backslidden we shan't have backslid, backslidden you shan't have backslid, backslidden they shan't have backslid, backslidden
V-ing perfect
I shan't have been backsliding you shan't have been backsliding she shan't have been backsliding we shan't have been backsliding you shan't have been backsliding they shan't have been backsliding
Interrogative form
Simple form
shall I backslide? shall you backslide? shall she backslide? shall we backslide? shall you backslide? shall they backslide?
V-ing form
shall I be backsliding? shall you be backsliding? shall she be backsliding? shall we be backsliding? shall you be backsliding? shall they be backsliding?
Perfect
shall I have backslid, backslidden? shall you have backslid, backslidden? shall she have backslid, backslidden? shall we have backslid, backslidden? shall you have backslid, backslidden? shall they have backslid, backslidden?
V-ing perfect
shall I have been backsliding? shall you have been backsliding? shall she have been backsliding? shall we have been backsliding? shall you have been backsliding? shall they have been backsliding?
Interro-negative form
Simple form
shan't I backslide? shan't you backslide? shan't she backslide? shan't we backslide? shan't you backslide? shan't they backslide?
V-ing form
shan't I be backsliding? shan't you be backsliding? shan't she be backsliding? shan't we be backsliding? shan't you be backsliding? shan't they be backsliding?
Perfect
shan't I have backslid, backslidden? shan't you have backslid, backslidden? shan't she have backslid, backslidden? shan't we have backslid, backslidden? shan't you have backslid, backslidden? shan't they have backslid, backslidden?
V-ing perfect
shan't I have been backsliding? shan't you have been backsliding? shan't she have been backsliding? shan't we have been backsliding? shan't you have been backsliding? shan't they have been backsliding?