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