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