must clerk
Regelmä&szlig;iges Verb: clerk - clerked- clerked

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must clerk
you must clerk
he must clerk
we must clerk
you must clerk
they must clerk 	I must be clerking
you must be clerking
he must be clerking
we must be clerking
you must be clerking
they must be clerking	I must have clerked
you must have clerked
he must have clerked
we must have clerked
you must have clerked
they must have clerked	I must have been clerking
you must have been clerking
he must have been clerking
we must have been clerking
you must have been clerking
they must have been clerking	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must not clerk
you must not clerk
he must not clerk
we must not clerk
you must not clerk
they must not clerk 	I must not be clerking
you must not be clerking
he must not be clerking
we must not be clerking
you must not be clerking
they must not be clerking	I must not have clerked
you must not have clerked
he must not have clerked
we must not have clerked
you must not have clerked
they must not have clerked	I must not have been clerking
you must not have been clerking
he must not have been clerking
we must not have been clerking
you must not have been clerking
they must not have been clerking	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I clerk?
must you clerk?
must he clerk?
must we clerk?
must you clerk?
must they clerk? 	must I be clerking?
must you be clerking?
must he be clerking?
must we be clerking?
must you be clerking?
must they be clerking? 	must I have clerked?
must you have clerked?
must he have clerked?
must we have clerked?
must you have clerked?
must they have clerked? 	must I have been clerking?
must you have been clerking?
must he have been clerking?
must we have been clerking?
must you have been clerking?
must they have been clerking? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I not clerk?
must you not clerk?
must he not clerk?
must we not clerk?
must you not clerk?
must they not clerk? 	must I not be clerking?
must you not be clerking?
must he not be clerking?
must we not be clerking?
must you not be clerking?
must they not be clerking? 	must I not have clerked?
must you not have clerked?
must he not have clerked?
must we not have clerked?
must you not have clerked?
must they not have clerked? 	must I not have been clerking?
must you not have been clerking?
must he not have been clerking?
must we not have been clerking?
must you not have been clerking?
must they not have been clerking?