I must meet you must meet he must meet we must meet you must meet they must meet
Forma con V-ing
I must be meeting you must be meeting he must be meeting we must be meeting you must be meeting they must be meeting
Perfecto
I must have met you must have met he must have met we must have met you must have met they must have met
Perfecto con V-ing
I must have been meeting you must have been meeting he must have been meeting we must have been meeting you must have been meeting they must have been meeting
Negación
Forma simple
I mustn't meet you mustn't meet he mustn't meet we mustn't meet you mustn't meet they mustn't meet
Forma con V-ing
I mustn't be meeting you mustn't be meeting he mustn't be meeting we mustn't be meeting you mustn't be meeting they mustn't be meeting
Perfecto
I mustn't have met you mustn't have met he mustn't have met we mustn't have met you mustn't have met they mustn't have met
Perfecto con V-ing
I mustn't have been meeting you mustn't have been meeting he mustn't have been meeting we mustn't have been meeting you mustn't have been meeting they mustn't have been meeting
Forma interrogativa
Forma simple
must I meet? must you meet? must he meet? must we meet? must you meet? must they meet?
Forma con V-ing
must I be meeting? must you be meeting? must he be meeting? must we be meeting? must you be meeting? must they be meeting?
Perfecto
must I have met? must you have met? must he have met? must we have met? must you have met? must they have met?
Perfecto con V-ing
must I have been meeting? must you have been meeting? must he have been meeting? must we have been meeting? must you have been meeting? must they have been meeting?
Forma interro-negativa
Forma simple
mustn't I meet? mustn't you meet? mustn't he meet? mustn't we meet? mustn't you meet? mustn't they meet?
Forma con V-ing
mustn't I be meeting? mustn't you be meeting? mustn't he be meeting? mustn't we be meeting? mustn't you be meeting? mustn't they be meeting?
Perfecto
mustn't I have met? mustn't you have met? mustn't he have met? mustn't we have met? mustn't you have met? mustn't they have met?
Perfecto con V-ing
mustn't I have been meeting? mustn't you have been meeting? mustn't he have been meeting? mustn't we have been meeting? mustn't you have been meeting? mustn't they have been meeting?