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