Conjugación del verbo inglés
MUST SIN

Verbo regular: sin - sinned - sinned

Afirmación

Forma simple	Forma con V-ing
I must sin you must sin he must sin we must sin you must sin they must sin	I must be sinning you must be sinning he must be sinning we must be sinning you must be sinning they must be sinning
Perfecto	Perfecto con V-ing
I must have sinned you must have sinned he must have sinned we must have sinned you must have sinned they must have sinned	I must have been sinning you must have been sinning he must have been sinning we must have been sinning you must have been sinning they must have been sinning

Negación

Forma simple	Forma con V-ing
I mustn't sin you mustn't sin he mustn't sin we mustn't sin you mustn't sin they mustn't sin	I mustn't be sinning you mustn't be sinning he mustn't be sinning we mustn't be sinning you mustn't be sinning they mustn't be sinning
Perfecto	Perfecto con V-ing
I mustn't have sinned you mustn't have sinned he mustn't have sinned we mustn't have sinned you mustn't have sinned they mustn't have sinned	I mustn't have been sinning you mustn't have been sinning he mustn't have been sinning we mustn't have been sinning you mustn't have been sinning they mustn't have been sinning

Forma interrogativa

Forma simple	Forma con V-ing
must I sin? must you sin? must he sin? must we sin? must you sin? must they sin?	must I be sinning? must you be sinning? must he be sinning? must we be sinning? must you be sinning? must they be sinning?
Perfecto	Perfecto con V-ing
must I have sinned? must you have sinned? must he have sinned? must we have sinned? must you have sinned? must they have sinned?	must I have been sinning? must you have been sinning? must he have been sinning? must we have been sinning? must you have been sinning? must they have been sinning?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I sin? mustn't you sin? mustn't he sin? mustn't we sin? mustn't you sin? mustn't they sin?	mustn't I be sinning? mustn't you be sinning? mustn't he be sinning? mustn't we be sinning? mustn't you be sinning? mustn't they be sinning?
Perfecto	Perfecto con V-ing
mustn't I have sinned? mustn't you have sinned? mustn't he have sinned? mustn't we have sinned? mustn't you have sinned? mustn't they have sinned?	mustn't I have been sinning? mustn't you have been sinning? mustn't he have been sinning? mustn't we have been sinning? mustn't you have been sinning? mustn't they have been sinning?