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