Coniugazione del verbo inglese
MUST CHALLENGE

Verbo regolare: challenge - challenged - challenged

Affermazione

Forma semplice	Forma con V-ing
I must challenge you must challenge she must challenge we must challenge you must challenge they must challenge	I must be challenging you must be challenging she 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 she 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 she 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 mustn't challenge you mustn't challenge she mustn't challenge we mustn't challenge you mustn't challenge they mustn't challenge	I mustn't be challenging you mustn't be challenging she mustn't be challenging we mustn't be challenging you mustn't be challenging they mustn't be challenging
Perfetto	Perfetto con V-ing
I mustn't have challenged you mustn't have challenged she mustn't have challenged we mustn't have challenged you mustn't have challenged they mustn't have challenged	I mustn't have been challenging you mustn't have been challenging she mustn't have been challenging we mustn't have been challenging you mustn't have been challenging they mustn't have been challenging

Forma interrogativa

Forma semplice	Forma con V-ing
must I challenge? must you challenge? must she challenge? must we challenge? must you challenge? must they challenge?	must I be challenging? must you be challenging? must she 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 she 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 she 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
mustn't I challenge? mustn't you challenge? mustn't she challenge? mustn't we challenge? mustn't you challenge? mustn't they challenge?	mustn't I be challenging? mustn't you be challenging? mustn't she be challenging? mustn't we be challenging? mustn't you be challenging? mustn't they be challenging?
Perfetto	Perfetto con V-ing
mustn't I have challenged? mustn't you have challenged? mustn't she have challenged? mustn't we have challenged? mustn't you have challenged? mustn't they have challenged?	mustn't I have been challenging? mustn't you have been challenging? mustn't she have been challenging? mustn't we have been challenging? mustn't you have been challenging? mustn't they have been challenging?