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