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