must harken
Regelmä&szlig;iges Verb: harken - harkened- harkened

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must harken
you must harken
she must harken
we must harken
you must harken
they must harken 	I must be harkening
you must be harkening
she must be harkening
we must be harkening
you must be harkening
they must be harkening	I must have harkened
you must have harkened
she must have harkened
we must have harkened
you must have harkened
they must have harkened	I must have been harkening
you must have been harkening
she must have been harkening
we must have been harkening
you must have been harkening
they must have been harkening	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must not harken
you must not harken
she must not harken
we must not harken
you must not harken
they must not harken 	I must not be harkening
you must not be harkening
she must not be harkening
we must not be harkening
you must not be harkening
they must not be harkening	I must not have harkened
you must not have harkened
she must not have harkened
we must not have harkened
you must not have harkened
they must not have harkened	I must not have been harkening
you must not have been harkening
she must not have been harkening
we must not have been harkening
you must not have been harkening
they must not have been harkening	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I harken?
must you harken?
must she harken?
must we harken?
must you harken?
must they harken? 	must I be harkening?
must you be harkening?
must she be harkening?
must we be harkening?
must you be harkening?
must they be harkening? 	must I have harkened?
must you have harkened?
must she have harkened?
must we have harkened?
must you have harkened?
must they have harkened? 	must I have been harkening?
must you have been harkening?
must she have been harkening?
must we have been harkening?
must you have been harkening?
must they have been harkening? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I not harken?
must you not harken?
must she not harken?
must we not harken?
must you not harken?
must they not harken? 	must I not be harkening?
must you not be harkening?
must she not be harkening?
must we not be harkening?
must you not be harkening?
must they not be harkening? 	must I not have harkened?
must you not have harkened?
must she not have harkened?
must we not have harkened?
must you not have harkened?
must they not have harkened? 	must I not have been harkening?
must you not have been harkening?
must she not have been harkening?
must we not have been harkening?
must you not have been harkening?
must they not have been harkening?