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