I must have you must have she must have we must have you must have they must have
Forma con V-ing
I must be having you must be having she must be having we must be having you must be having they must be having
Perfecto
I must have had you must have had she must have had we must have had you must have had they must have had
Perfecto con V-ing
I must have been having you must have been having she must have been having we must have been having you must have been having they must have been having
Negación
Forma simple
I mustn't have you mustn't have she mustn't have we mustn't have you mustn't have they mustn't have
Forma con V-ing
I mustn't be having you mustn't be having she mustn't be having we mustn't be having you mustn't be having they mustn't be having
Perfecto
I mustn't have had you mustn't have had she mustn't have had we mustn't have had you mustn't have had they mustn't have had
Perfecto con V-ing
I mustn't have been having you mustn't have been having she mustn't have been having we mustn't have been having you mustn't have been having they mustn't have been having
Forma interrogativa
Forma simple
must I have? must you have? must she have? must we have? must you have? must they have?
Forma con V-ing
must I be having? must you be having? must she be having? must we be having? must you be having? must they be having?
Perfecto
must I have had? must you have had? must she have had? must we have had? must you have had? must they have had?
Perfecto con V-ing
must I have been having? must you have been having? must she have been having? must we have been having? must you have been having? must they have been having?
Forma interro-negativa
Forma simple
mustn't I have? mustn't you have? mustn't she have? mustn't we have? mustn't you have? mustn't they have?
Forma con V-ing
mustn't I be having? mustn't you be having? mustn't she be having? mustn't we be having? mustn't you be having? mustn't they be having?
Perfecto
mustn't I have had? mustn't you have had? mustn't she have had? mustn't we have had? mustn't you have had? mustn't they have had?
Perfecto con V-ing
mustn't I have been having? mustn't you have been having? mustn't she have been having? mustn't we have been having? mustn't you have been having? mustn't they have been having?