Coniugazione del verbo inglese
MUST CHALLENGE

Verbo regolare: challenge - challenged - challenged

Affermazione

Forma semplice	Forma con V-ing
I must challenge you must challenge he must challenge we must challenge you must challenge they must challenge	I must be challenging you must be challenging he must be challenging we must be challenging you must be challenging they must be challenging
Perfetto	Perfetto con V-ing
I must have challenged you must have challenged he must have challenged we must have challenged you must have challenged they must have challenged	I must have been challenging you must have been challenging he must have been challenging we must have been challenging you must have been challenging they must have been challenging

Negazione

Forma semplice	Forma con V-ing
I must not challenge you must not challenge he must not challenge we must not challenge you must not challenge they must not challenge	I must not be challenging you must not be challenging he must not be challenging we must not be challenging you must not be challenging they must not be challenging
Perfetto	Perfetto con V-ing
I must not have challenged you must not have challenged he must not have challenged we must not have challenged you must not have challenged they must not have challenged	I must not have been challenging you must not have been challenging he must not have been challenging we must not have been challenging you must not have been challenging they must not have been challenging

Forma interrogativa

Forma semplice	Forma con V-ing
must I challenge? must you challenge? must he challenge? must we challenge? must you challenge? must they challenge?	must I be challenging? must you be challenging? must he be challenging? must we be challenging? must you be challenging? must they be challenging?
Perfetto	Perfetto con V-ing
must I have challenged? must you have challenged? must he have challenged? must we have challenged? must you have challenged? must they have challenged?	must I have been challenging? must you have been challenging? must he have been challenging? must we have been challenging? must you have been challenging? must they have been challenging?

Forma interro-negativa

Forma semplice	Forma con V-ing
must I not challenge? must you not challenge? must he not challenge? must we not challenge? must you not challenge? must they not challenge?	must I not be challenging? must you not be challenging? must he not be challenging? must we not be challenging? must you not be challenging? must they not be challenging?
Perfetto	Perfetto con V-ing
must I not have challenged? must you not have challenged? must he not have challenged? must we not have challenged? must you not have challenged? must they not have challenged?	must I not have been challenging? must you not have been challenging? must he not have been challenging? must we not have been challenging? must you not have been challenging? must they not have been challenging?