I would challenge you would challenge he would challenge we would challenge you would challenge they would challenge
V-ing form
I would be challenging you would be challenging he would be challenging we would be challenging you would be challenging they would be challenging
Perfect
I would have challenged you would have challenged he would have challenged we would have challenged you would have challenged they would have challenged
V-ing perfect
I would have been challenging you would have been challenging he would have been challenging we would have been challenging you would have been challenging they would have been challenging
Negation
Simple form
I would not challenge you would not challenge he would not challenge we would not challenge you would not challenge they would not challenge
V-ing form
I would not be challenging you would not be challenging he would not be challenging we would not be challenging you would not be challenging they would not be challenging
Perfect
I would not have challenged you would not have challenged he would not have challenged we would not have challenged you would not have challenged they would not have challenged
V-ing perfect
I would not have been challenging you would not have been challenging he would not have been challenging we would not have been challenging you would not have been challenging they would not have been challenging
Interrogative form
Simple form
would I challenge? would you challenge? would he challenge? would we challenge? would you challenge? would they challenge?
V-ing form
would I be challenging? would you be challenging? would he be challenging? would we be challenging? would you be challenging? would they be challenging?
Perfect
would I have challenged? would you have challenged? would he have challenged? would we have challenged? would you have challenged? would they have challenged?
V-ing perfect
would I have been challenging? would you have been challenging? would he have been challenging? would we have been challenging? would you have been challenging? would they have been challenging?
Interro-negative form
Simple form
would I not challenge? would you not challenge? would he not challenge? would we not challenge? would you not challenge? would they not challenge?
V-ing form
would I not be challenging? would you not be challenging? would he not be challenging? would we not be challenging? would you not be challenging? would they not be challenging?
Perfect
would I not have challenged? would you not have challenged? would he not have challenged? would we not have challenged? would you not have challenged? would they not have challenged?
V-ing perfect
would I not have been challenging? would you not have been challenging? would he not have been challenging? would we not have been challenging? would you not have been challenging? would they not have been challenging?