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