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