must proffer
Regelmä&szlig;iges Verb: proffer - proffered- proffered

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must proffer
you must proffer
she must proffer
we must proffer
you must proffer
they must proffer 	I must be proffering
you must be proffering
she must be proffering
we must be proffering
you must be proffering
they must be proffering	I must have proffered
you must have proffered
she must have proffered
we must have proffered
you must have proffered
they must have proffered	I must have been proffering
you must have been proffering
she must have been proffering
we must have been proffering
you must have been proffering
they must have been proffering	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I mustn't proffer
you mustn't proffer
she mustn't proffer
we mustn't proffer
you mustn't proffer
they mustn't proffer 	I mustn't be proffering
you mustn't be proffering
she mustn't be proffering
we mustn't be proffering
you mustn't be proffering
they mustn't be proffering	I mustn't have proffered
you mustn't have proffered
she mustn't have proffered
we mustn't have proffered
you mustn't have proffered
they mustn't have proffered	I mustn't have been proffering
you mustn't have been proffering
she mustn't have been proffering
we mustn't have been proffering
you mustn't have been proffering
they mustn't have been proffering	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I proffer?
must you proffer?
must she proffer?
must we proffer?
must you proffer?
must they proffer? 	must I be proffering?
must you be proffering?
must she be proffering?
must we be proffering?
must you be proffering?
must they be proffering? 	must I have proffered?
must you have proffered?
must she have proffered?
must we have proffered?
must you have proffered?
must they have proffered? 	must I have been proffering?
must you have been proffering?
must she have been proffering?
must we have been proffering?
must you have been proffering?
must they have been proffering? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
mustn't I proffer?
mustn't you proffer?
mustn't she proffer?
mustn't we proffer?
mustn't you proffer?
mustn't they proffer? 	mustn't I be proffering?
mustn't you be proffering?
mustn't she be proffering?
mustn't we be proffering?
mustn't you be proffering?
mustn't they be proffering? 	mustn't I have proffered?
mustn't you have proffered?
mustn't she have proffered?
mustn't we have proffered?
mustn't you have proffered?
mustn't they have proffered? 	mustn't I have been proffering?
mustn't you have been proffering?
mustn't she have been proffering?
mustn't we have been proffering?
mustn't you have been proffering?
mustn't they have been proffering?