must roller-skate
Regelmä&szlig;iges Verb: roller-skate - roller-skated- roller-skated

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must roller-skate
you must roller-skate
he must roller-skate
we must roller-skate
you must roller-skate
they must roller-skate 	I must be roller-skating
you must be roller-skating
he must be roller-skating
we must be roller-skating
you must be roller-skating
they must be roller-skating	I must have roller-skated
you must have roller-skated
he must have roller-skated
we must have roller-skated
you must have roller-skated
they must have roller-skated	I must have been roller-skating
you must have been roller-skating
he must have been roller-skating
we must have been roller-skating
you must have been roller-skating
they must have been roller-skating	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I mustn't roller-skate
you mustn't roller-skate
he mustn't roller-skate
we mustn't roller-skate
you mustn't roller-skate
they mustn't roller-skate 	I mustn't be roller-skating
you mustn't be roller-skating
he mustn't be roller-skating
we mustn't be roller-skating
you mustn't be roller-skating
they mustn't be roller-skating	I mustn't have roller-skated
you mustn't have roller-skated
he mustn't have roller-skated
we mustn't have roller-skated
you mustn't have roller-skated
they mustn't have roller-skated	I mustn't have been roller-skating
you mustn't have been roller-skating
he mustn't have been roller-skating
we mustn't have been roller-skating
you mustn't have been roller-skating
they mustn't have been roller-skating	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I roller-skate?
must you roller-skate?
must he roller-skate?
must we roller-skate?
must you roller-skate?
must they roller-skate? 	must I be roller-skating?
must you be roller-skating?
must he be roller-skating?
must we be roller-skating?
must you be roller-skating?
must they be roller-skating? 	must I have roller-skated?
must you have roller-skated?
must he have roller-skated?
must we have roller-skated?
must you have roller-skated?
must they have roller-skated? 	must I have been roller-skating?
must you have been roller-skating?
must he have been roller-skating?
must we have been roller-skating?
must you have been roller-skating?
must they have been roller-skating? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
mustn't I roller-skate?
mustn't you roller-skate?
mustn't he roller-skate?
mustn't we roller-skate?
mustn't you roller-skate?
mustn't they roller-skate? 	mustn't I be roller-skating?
mustn't you be roller-skating?
mustn't he be roller-skating?
mustn't we be roller-skating?
mustn't you be roller-skating?
mustn't they be roller-skating? 	mustn't I have roller-skated?
mustn't you have roller-skated?
mustn't he have roller-skated?
mustn't we have roller-skated?
mustn't you have roller-skated?
mustn't they have roller-skated? 	mustn't I have been roller-skating?
mustn't you have been roller-skating?
mustn't he have been roller-skating?
mustn't we have been roller-skating?
mustn't you have been roller-skating?
mustn't they have been roller-skating?