Attention, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.
Affirmation
Forme simple
I must busy busy you must busy busy he must busy busy we must busy busy you must busy busy they must busy busy
Forme en V-ing
I must be busy busying you must be busy busying he must be busy busying we must be busy busying you must be busy busying they must be busy busying
Perfect
I must have busy busied you must have busy busied he must have busy busied we must have busy busied you must have busy busied they must have busy busied
Perfect en V-ing
I must have been busy busying you must have been busy busying he must have been busy busying we must have been busy busying you must have been busy busying they must have been busy busying
Négation
Forme simple
I must not busy busy you must not busy busy he must not busy busy we must not busy busy you must not busy busy they must not busy busy
Forme en V-ing
I must not be busy busying you must not be busy busying he must not be busy busying we must not be busy busying you must not be busy busying they must not be busy busying
Perfect
I must not have busy busied you must not have busy busied he must not have busy busied we must not have busy busied you must not have busy busied they must not have busy busied
Perfect en V-ing
I must not have been busy busying you must not have been busy busying he must not have been busy busying we must not have been busy busying you must not have been busy busying they must not have been busy busying
Forme interrogative
Forme simple
must I busy busy? must you busy busy? must he busy busy? must we busy busy? must you busy busy? must they busy busy?
Forme en V-ing
must I be busy busying? must you be busy busying? must he be busy busying? must we be busy busying? must you be busy busying? must they be busy busying?
Perfect
must I have busy busied? must you have busy busied? must he have busy busied? must we have busy busied? must you have busy busied? must they have busy busied?
Perfect en V-ing
must I have been busy busying? must you have been busy busying? must he have been busy busying? must we have been busy busying? must you have been busy busying? must they have been busy busying?
Forme interro-négative
Forme simple
must I not busy busy? must you not busy busy? must he not busy busy? must we not busy busy? must you not busy busy? must they not busy busy?
Forme en V-ing
must I not be busy busying? must you not be busy busying? must he not be busy busying? must we not be busy busying? must you not be busy busying? must they not be busy busying?
Perfect
must I not have busy busied? must you not have busy busied? must he not have busy busied? must we not have busy busied? must you not have busy busied? must they not have busy busied?
Perfect en V-ing
must I not have been busy busying? must you not have been busy busying? must he not have been busy busying? must we not have been busy busying? must you not have been busy busying? must they not have been busy busying?