must invalid
Regelmä&szlig;iges Verb: invalid - invalided- invalided

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must invalid
you must invalid
he must invalid
we must invalid
you must invalid
they must invalid 	I must be invaliding
you must be invaliding
he must be invaliding
we must be invaliding
you must be invaliding
they must be invaliding	I must have invalided
you must have invalided
he must have invalided
we must have invalided
you must have invalided
they must have invalided	I must have been invaliding
you must have been invaliding
he must have been invaliding
we must have been invaliding
you must have been invaliding
they must have been invaliding	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I mustn't invalid
you mustn't invalid
he mustn't invalid
we mustn't invalid
you mustn't invalid
they mustn't invalid 	I mustn't be invaliding
you mustn't be invaliding
he mustn't be invaliding
we mustn't be invaliding
you mustn't be invaliding
they mustn't be invaliding	I mustn't have invalided
you mustn't have invalided
he mustn't have invalided
we mustn't have invalided
you mustn't have invalided
they mustn't have invalided	I mustn't have been invaliding
you mustn't have been invaliding
he mustn't have been invaliding
we mustn't have been invaliding
you mustn't have been invaliding
they mustn't have been invaliding	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I invalid?
must you invalid?
must he invalid?
must we invalid?
must you invalid?
must they invalid? 	must I be invaliding?
must you be invaliding?
must he be invaliding?
must we be invaliding?
must you be invaliding?
must they be invaliding? 	must I have invalided?
must you have invalided?
must he have invalided?
must we have invalided?
must you have invalided?
must they have invalided? 	must I have been invaliding?
must you have been invaliding?
must he have been invaliding?
must we have been invaliding?
must you have been invaliding?
must they have been invaliding? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
mustn't I invalid?
mustn't you invalid?
mustn't he invalid?
mustn't we invalid?
mustn't you invalid?
mustn't they invalid? 	mustn't I be invaliding?
mustn't you be invaliding?
mustn't he be invaliding?
mustn't we be invaliding?
mustn't you be invaliding?
mustn't they be invaliding? 	mustn't I have invalided?
mustn't you have invalided?
mustn't he have invalided?
mustn't we have invalided?
mustn't you have invalided?
mustn't they have invalided? 	mustn't I have been invaliding?
mustn't you have been invaliding?
mustn't he have been invaliding?
mustn't we have been invaliding?
mustn't you have been invaliding?
mustn't they have been invaliding?