must shortchange
Verbe régulier : shortchange - shortchanged- shortchanged

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must shortchange
you must shortchange
he must shortchange
we must shortchange
you must shortchange
they must shortchange 	I must be shortchanging
you must be shortchanging
he must be shortchanging
we must be shortchanging
you must be shortchanging
they must be shortchanging	I must have shortchanged
you must have shortchanged
he must have shortchanged
we must have shortchanged
you must have shortchanged
they must have shortchanged	I must have been shortchanging
you must have been shortchanging
he must have been shortchanging
we must have been shortchanging
you must have been shortchanging
they must have been shortchanging	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't shortchange
you mustn't shortchange
he mustn't shortchange
we mustn't shortchange
you mustn't shortchange
they mustn't shortchange 	I mustn't be shortchanging
you mustn't be shortchanging
he mustn't be shortchanging
we mustn't be shortchanging
you mustn't be shortchanging
they mustn't be shortchanging	I mustn't have shortchanged
you mustn't have shortchanged
he mustn't have shortchanged
we mustn't have shortchanged
you mustn't have shortchanged
they mustn't have shortchanged	I mustn't have been shortchanging
you mustn't have been shortchanging
he mustn't have been shortchanging
we mustn't have been shortchanging
you mustn't have been shortchanging
they mustn't have been shortchanging	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I shortchange?
must you shortchange?
must he shortchange?
must we shortchange?
must you shortchange?
must they shortchange? 	must I be shortchanging?
must you be shortchanging?
must he be shortchanging?
must we be shortchanging?
must you be shortchanging?
must they be shortchanging? 	must I have shortchanged?
must you have shortchanged?
must he have shortchanged?
must we have shortchanged?
must you have shortchanged?
must they have shortchanged? 	must I have been shortchanging?
must you have been shortchanging?
must he have been shortchanging?
must we have been shortchanging?
must you have been shortchanging?
must they have been shortchanging? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I shortchange?
mustn't you shortchange?
mustn't he shortchange?
mustn't we shortchange?
mustn't you shortchange?
mustn't they shortchange? 	mustn't I be shortchanging?
mustn't you be shortchanging?
mustn't he be shortchanging?
mustn't we be shortchanging?
mustn't you be shortchanging?
mustn't they be shortchanging? 	mustn't I have shortchanged?
mustn't you have shortchanged?
mustn't he have shortchanged?
mustn't we have shortchanged?
mustn't you have shortchanged?
mustn't they have shortchanged? 	mustn't I have been shortchanging?
mustn't you have been shortchanging?
mustn't he have been shortchanging?
mustn't we have been shortchanging?
mustn't you have been shortchanging?
mustn't they have been shortchanging?