must perk
Regelmä&szlig;iges Verb: perk - perked- perked

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must perk
you must perk
he must perk
we must perk
you must perk
they must perk 	I must be perking
you must be perking
he must be perking
we must be perking
you must be perking
they must be perking	I must have perked
you must have perked
he must have perked
we must have perked
you must have perked
they must have perked	I must have been perking
you must have been perking
he must have been perking
we must have been perking
you must have been perking
they must have been perking	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must not perk
you must not perk
he must not perk
we must not perk
you must not perk
they must not perk 	I must not be perking
you must not be perking
he must not be perking
we must not be perking
you must not be perking
they must not be perking	I must not have perked
you must not have perked
he must not have perked
we must not have perked
you must not have perked
they must not have perked	I must not have been perking
you must not have been perking
he must not have been perking
we must not have been perking
you must not have been perking
they must not have been perking	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I perk?
must you perk?
must he perk?
must we perk?
must you perk?
must they perk? 	must I be perking?
must you be perking?
must he be perking?
must we be perking?
must you be perking?
must they be perking? 	must I have perked?
must you have perked?
must he have perked?
must we have perked?
must you have perked?
must they have perked? 	must I have been perking?
must you have been perking?
must he have been perking?
must we have been perking?
must you have been perking?
must they have been perking? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I not perk?
must you not perk?
must he not perk?
must we not perk?
must you not perk?
must they not perk? 	must I not be perking?
must you not be perking?
must he not be perking?
must we not be perking?
must you not be perking?
must they not be perking? 	must I not have perked?
must you not have perked?
must he not have perked?
must we not have perked?
must you not have perked?
must they not have perked? 	must I not have been perking?
must you not have been perking?
must he not have been perking?
must we not have been perking?
must you not have been perking?
must they not have been perking?