I'll be treading you'll be treading he'll be treading we'll be treading you'll be treading they'll be treading
Perfect
I'll have trod, trodden you'll have trod, trodden he'll have trod, trodden we'll have trod, trodden you'll have trod, trodden they'll have trod, trodden
V-ing perfect
I'll have been treading you'll have been treading he'll have been treading we'll have been treading you'll have been treading they'll have been treading
Negation
Simple form
I shan't tread you shan't tread he shan't tread we shan't tread you shan't tread they shan't tread
V-ing form
I shan't be treading you shan't be treading he shan't be treading we shan't be treading you shan't be treading they shan't be treading
Perfect
I shan't have trod, trodden you shan't have trod, trodden he shan't have trod, trodden we shan't have trod, trodden you shan't have trod, trodden they shan't have trod, trodden
V-ing perfect
I shan't have been treading you shan't have been treading he shan't have been treading we shan't have been treading you shan't have been treading they shan't have been treading
Interrogative form
Simple form
shall I tread? shall you tread? shall he tread? shall we tread? shall you tread? shall they tread?
V-ing form
shall I be treading? shall you be treading? shall he be treading? shall we be treading? shall you be treading? shall they be treading?
Perfect
shall I have trod, trodden? shall you have trod, trodden? shall he have trod, trodden? shall we have trod, trodden? shall you have trod, trodden? shall they have trod, trodden?
V-ing perfect
shall I have been treading? shall you have been treading? shall he have been treading? shall we have been treading? shall you have been treading? shall they have been treading?
Interro-negative form
Simple form
shan't I tread? shan't you tread? shan't he tread? shan't we tread? shan't you tread? shan't they tread?
V-ing form
shan't I be treading? shan't you be treading? shan't he be treading? shan't we be treading? shan't you be treading? shan't they be treading?
Perfect
shan't I have trod, trodden? shan't you have trod, trodden? shan't he have trod, trodden? shan't we have trod, trodden? shan't you have trod, trodden? shan't they have trod, trodden?
V-ing perfect
shan't I have been treading? shan't you have been treading? shan't he have been treading? shan't we have been treading? shan't you have been treading? shan't they have been treading?