I must short-change you must short-change he must short-change we must short-change you must short-change they must short-change
Forme en V-ing
I must be short-changing you must be short-changing he must be short-changing we must be short-changing you must be short-changing they must be short-changing
Perfect
I must have short-changed you must have short-changed he must have short-changed we must have short-changed you must have short-changed they must have short-changed
Perfect en V-ing
I must have been short-changing you must have been short-changing he must have been short-changing we must have been short-changing you must have been short-changing they must have been short-changing
Négation
Forme simple
I mustn't short-change you mustn't short-change he mustn't short-change we mustn't short-change you mustn't short-change they mustn't short-change
Forme en V-ing
I mustn't be short-changing you mustn't be short-changing he mustn't be short-changing we mustn't be short-changing you mustn't be short-changing they mustn't be short-changing
Perfect
I mustn't have short-changed you mustn't have short-changed he mustn't have short-changed we mustn't have short-changed you mustn't have short-changed they mustn't have short-changed
Perfect en V-ing
I mustn't have been short-changing you mustn't have been short-changing he mustn't have been short-changing we mustn't have been short-changing you mustn't have been short-changing they mustn't have been short-changing
Forme interrogative
Forme simple
must I short-change? must you short-change? must he short-change? must we short-change? must you short-change? must they short-change?
Forme en V-ing
must I be short-changing? must you be short-changing? must he be short-changing? must we be short-changing? must you be short-changing? must they be short-changing?
Perfect
must I have short-changed? must you have short-changed? must he have short-changed? must we have short-changed? must you have short-changed? must they have short-changed?
Perfect en V-ing
must I have been short-changing? must you have been short-changing? must he have been short-changing? must we have been short-changing? must you have been short-changing? must they have been short-changing?
Forme interro-négative
Forme simple
mustn't I short-change? mustn't you short-change? mustn't he short-change? mustn't we short-change? mustn't you short-change? mustn't they short-change?
Forme en V-ing
mustn't I be short-changing? mustn't you be short-changing? mustn't he be short-changing? mustn't we be short-changing? mustn't you be short-changing? mustn't they be short-changing?
Perfect
mustn't I have short-changed? mustn't you have short-changed? mustn't he have short-changed? mustn't we have short-changed? mustn't you have short-changed? mustn't they have short-changed?
Perfect en V-ing
mustn't I have been short-changing? mustn't you have been short-changing? mustn't he have been short-changing? mustn't we have been short-changing? mustn't you have been short-changing? mustn't they have been short-changing?