must retard
Regelmä&szlig;iges Verb: retard - retarded- retarded

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must retard
you must retard
he must retard
we must retard
you must retard
they must retard 	I must be retarding
you must be retarding
he must be retarding
we must be retarding
you must be retarding
they must be retarding	I must have retarded
you must have retarded
he must have retarded
we must have retarded
you must have retarded
they must have retarded	I must have been retarding
you must have been retarding
he must have been retarding
we must have been retarding
you must have been retarding
they must have been retarding	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I mustn't retard
you mustn't retard
he mustn't retard
we mustn't retard
you mustn't retard
they mustn't retard 	I mustn't be retarding
you mustn't be retarding
he mustn't be retarding
we mustn't be retarding
you mustn't be retarding
they mustn't be retarding	I mustn't have retarded
you mustn't have retarded
he mustn't have retarded
we mustn't have retarded
you mustn't have retarded
they mustn't have retarded	I mustn't have been retarding
you mustn't have been retarding
he mustn't have been retarding
we mustn't have been retarding
you mustn't have been retarding
they mustn't have been retarding	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I retard?
must you retard?
must he retard?
must we retard?
must you retard?
must they retard? 	must I be retarding?
must you be retarding?
must he be retarding?
must we be retarding?
must you be retarding?
must they be retarding? 	must I have retarded?
must you have retarded?
must he have retarded?
must we have retarded?
must you have retarded?
must they have retarded? 	must I have been retarding?
must you have been retarding?
must he have been retarding?
must we have been retarding?
must you have been retarding?
must they have been retarding? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
mustn't I retard?
mustn't you retard?
mustn't he retard?
mustn't we retard?
mustn't you retard?
mustn't they retard? 	mustn't I be retarding?
mustn't you be retarding?
mustn't he be retarding?
mustn't we be retarding?
mustn't you be retarding?
mustn't they be retarding? 	mustn't I have retarded?
mustn't you have retarded?
mustn't he have retarded?
mustn't we have retarded?
mustn't you have retarded?
mustn't they have retarded? 	mustn't I have been retarding?
mustn't you have been retarding?
mustn't he have been retarding?
mustn't we have been retarding?
mustn't you have been retarding?
mustn't they have been retarding?