I must experience you must experience he must experience we must experience you must experience they must experience
Forme en V-ing
I must be experiencing you must be experiencing he must be experiencing we must be experiencing you must be experiencing they must be experiencing
Perfect
I must have experienced you must have experienced he must have experienced we must have experienced you must have experienced they must have experienced
Perfect en V-ing
I must have been experiencing you must have been experiencing he must have been experiencing we must have been experiencing you must have been experiencing they must have been experiencing
Négation
Forme simple
I mustn't experience you mustn't experience he mustn't experience we mustn't experience you mustn't experience they mustn't experience
Forme en V-ing
I mustn't be experiencing you mustn't be experiencing he mustn't be experiencing we mustn't be experiencing you mustn't be experiencing they mustn't be experiencing
Perfect
I mustn't have experienced you mustn't have experienced he mustn't have experienced we mustn't have experienced you mustn't have experienced they mustn't have experienced
Perfect en V-ing
I mustn't have been experiencing you mustn't have been experiencing he mustn't have been experiencing we mustn't have been experiencing you mustn't have been experiencing they mustn't have been experiencing
Forme interrogative
Forme simple
must I experience? must you experience? must he experience? must we experience? must you experience? must they experience?
Forme en V-ing
must I be experiencing? must you be experiencing? must he be experiencing? must we be experiencing? must you be experiencing? must they be experiencing?
Perfect
must I have experienced? must you have experienced? must he have experienced? must we have experienced? must you have experienced? must they have experienced?
Perfect en V-ing
must I have been experiencing? must you have been experiencing? must he have been experiencing? must we have been experiencing? must you have been experiencing? must they have been experiencing?
Forme interro-négative
Forme simple
mustn't I experience? mustn't you experience? mustn't he experience? mustn't we experience? mustn't you experience? mustn't they experience?
Forme en V-ing
mustn't I be experiencing? mustn't you be experiencing? mustn't he be experiencing? mustn't we be experiencing? mustn't you be experiencing? mustn't they be experiencing?
Perfect
mustn't I have experienced? mustn't you have experienced? mustn't he have experienced? mustn't we have experienced? mustn't you have experienced? mustn't they have experienced?
Perfect en V-ing
mustn't I have been experiencing? mustn't you have been experiencing? mustn't he have been experiencing? mustn't we have been experiencing? mustn't you have been experiencing? mustn't they have been experiencing?