must labor
Regelmä&szlig;iges Verb: labor - labored- labored

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must labor
you must labor
she must labor
we must labor
you must labor
they must labor 	I must be laboring
you must be laboring
she must be laboring
we must be laboring
you must be laboring
they must be laboring	I must have labored
you must have labored
she must have labored
we must have labored
you must have labored
they must have labored	I must have been laboring
you must have been laboring
she must have been laboring
we must have been laboring
you must have been laboring
they must have been laboring	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must not labor
you must not labor
she must not labor
we must not labor
you must not labor
they must not labor 	I must not be laboring
you must not be laboring
she must not be laboring
we must not be laboring
you must not be laboring
they must not be laboring	I must not have labored
you must not have labored
she must not have labored
we must not have labored
you must not have labored
they must not have labored	I must not have been laboring
you must not have been laboring
she must not have been laboring
we must not have been laboring
you must not have been laboring
they must not have been laboring	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I labor?
must you labor?
must she labor?
must we labor?
must you labor?
must they labor? 	must I be laboring?
must you be laboring?
must she be laboring?
must we be laboring?
must you be laboring?
must they be laboring? 	must I have labored?
must you have labored?
must she have labored?
must we have labored?
must you have labored?
must they have labored? 	must I have been laboring?
must you have been laboring?
must she have been laboring?
must we have been laboring?
must you have been laboring?
must they have been laboring? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I not labor?
must you not labor?
must she not labor?
must we not labor?
must you not labor?
must they not labor? 	must I not be laboring?
must you not be laboring?
must she not be laboring?
must we not be laboring?
must you not be laboring?
must they not be laboring? 	must I not have labored?
must you not have labored?
must she not have labored?
must we not have labored?
must you not have labored?
must they not have labored? 	must I not have been laboring?
must you not have been laboring?
must she not have been laboring?
must we not have been laboring?
must you not have been laboring?
must they not have been laboring?