will challenge
Regular verb: challenge - challenged- challenged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll challenge
you'll challenge
he'll challenge
we'll challenge
you'll challenge
they'll challenge 	I'll be challenging
you'll be challenging
he'll be challenging
we'll be challenging
you'll be challenging
they'll be challenging	I'll have challenged
you'll have challenged
he'll have challenged
we'll have challenged
you'll have challenged
they'll have challenged	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 	V-ing form 	Perfect 	V-ing perfect 	
I won't challenge
you won't challenge
he won't challenge
we won't challenge
you won't challenge
they won't challenge 	I won't be challenging
you won't be challenging
he won't be challenging
we won't be challenging
you won't be challenging
they won't be challenging	I won't have challenged
you won't have challenged
he won't have challenged
we won't have challenged
you won't have challenged
they won't have challenged	I won't have been challenging
you won't have been challenging
he won't have been challenging
we won't have been challenging
you won't have been challenging
they won't have been challenging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I challenge?
will you challenge?
will he challenge?
will we challenge?
will you challenge?
will they challenge? 	will I be challenging?
will you be challenging?
will he be challenging?
will we be challenging?
will you be challenging?
will they be challenging? 	will I have challenged?
will you have challenged?
will he have challenged?
will we have challenged?
will you have challenged?
will they have challenged? 	will I have been challenging?
will you have been challenging?
will he have been challenging?
will we have been challenging?
will you have been challenging?
will they have been challenging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
won't I challenge?
won't you challenge?
won't he challenge?
won't we challenge?
won't you challenge?
won't they challenge? 	won't I be challenging?
won't you be challenging?
won't he be challenging?
won't we be challenging?
won't you be challenging?
won't they be challenging? 	won't I have challenged?
won't you have challenged?
won't he have challenged?
won't we have challenged?
won't you have challenged?
won't they have challenged? 	won't I have been challenging?
won't you have been challenging?
won't he have been challenging?
won't we have been challenging?
won't you have been challenging?
won't they have been challenging?