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