must stool
Regelmä&szlig;iges Verb: stool - stooled- stooled

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must stool
you must stool
he must stool
we must stool
you must stool
they must stool 	I must be stooling
you must be stooling
he must be stooling
we must be stooling
you must be stooling
they must be stooling	I must have stooled
you must have stooled
he must have stooled
we must have stooled
you must have stooled
they must have stooled	I must have been stooling
you must have been stooling
he must have been stooling
we must have been stooling
you must have been stooling
they must have been stooling	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I mustn't stool
you mustn't stool
he mustn't stool
we mustn't stool
you mustn't stool
they mustn't stool 	I mustn't be stooling
you mustn't be stooling
he mustn't be stooling
we mustn't be stooling
you mustn't be stooling
they mustn't be stooling	I mustn't have stooled
you mustn't have stooled
he mustn't have stooled
we mustn't have stooled
you mustn't have stooled
they mustn't have stooled	I mustn't have been stooling
you mustn't have been stooling
he mustn't have been stooling
we mustn't have been stooling
you mustn't have been stooling
they mustn't have been stooling	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I stool?
must you stool?
must he stool?
must we stool?
must you stool?
must they stool? 	must I be stooling?
must you be stooling?
must he be stooling?
must we be stooling?
must you be stooling?
must they be stooling? 	must I have stooled?
must you have stooled?
must he have stooled?
must we have stooled?
must you have stooled?
must they have stooled? 	must I have been stooling?
must you have been stooling?
must he have been stooling?
must we have been stooling?
must you have been stooling?
must they have been stooling? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
mustn't I stool?
mustn't you stool?
mustn't he stool?
mustn't we stool?
mustn't you stool?
mustn't they stool? 	mustn't I be stooling?
mustn't you be stooling?
mustn't he be stooling?
mustn't we be stooling?
mustn't you be stooling?
mustn't they be stooling? 	mustn't I have stooled?
mustn't you have stooled?
mustn't he have stooled?
mustn't we have stooled?
mustn't you have stooled?
mustn't they have stooled? 	mustn't I have been stooling?
mustn't you have been stooling?
mustn't he have been stooling?
mustn't we have been stooling?
mustn't you have been stooling?
mustn't they have been stooling?