must bur
Regelmä&szlig;iges Verb: bur - bured- bured

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must bur
you must bur
he must bur
we must bur
you must bur
they must bur 	I must be buring
you must be buring
he must be buring
we must be buring
you must be buring
they must be buring	I must have bured
you must have bured
he must have bured
we must have bured
you must have bured
they must have bured	I must have been buring
you must have been buring
he must have been buring
we must have been buring
you must have been buring
they must have been buring	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I mustn't bur
you mustn't bur
he mustn't bur
we mustn't bur
you mustn't bur
they mustn't bur 	I mustn't be buring
you mustn't be buring
he mustn't be buring
we mustn't be buring
you mustn't be buring
they mustn't be buring	I mustn't have bured
you mustn't have bured
he mustn't have bured
we mustn't have bured
you mustn't have bured
they mustn't have bured	I mustn't have been buring
you mustn't have been buring
he mustn't have been buring
we mustn't have been buring
you mustn't have been buring
they mustn't have been buring	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I bur?
must you bur?
must he bur?
must we bur?
must you bur?
must they bur? 	must I be buring?
must you be buring?
must he be buring?
must we be buring?
must you be buring?
must they be buring? 	must I have bured?
must you have bured?
must he have bured?
must we have bured?
must you have bured?
must they have bured? 	must I have been buring?
must you have been buring?
must he have been buring?
must we have been buring?
must you have been buring?
must they have been buring? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
mustn't I bur?
mustn't you bur?
mustn't he bur?
mustn't we bur?
mustn't you bur?
mustn't they bur? 	mustn't I be buring?
mustn't you be buring?
mustn't he be buring?
mustn't we be buring?
mustn't you be buring?
mustn't they be buring? 	mustn't I have bured?
mustn't you have bured?
mustn't he have bured?
mustn't we have bured?
mustn't you have bured?
mustn't they have bured? 	mustn't I have been buring?
mustn't you have been buring?
mustn't he have been buring?
mustn't we have been buring?
mustn't you have been buring?
mustn't they have been buring?