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