must undervalue
Regelmä&szlig;iges Verb: undervalue - undervalued- undervalued

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must undervalue
you must undervalue
she must undervalue
we must undervalue
you must undervalue
they must undervalue 	I must be undervaluing
you must be undervaluing
she must be undervaluing
we must be undervaluing
you must be undervaluing
they must be undervaluing	I must have undervalued
you must have undervalued
she must have undervalued
we must have undervalued
you must have undervalued
they must have undervalued	I must have been undervaluing
you must have been undervaluing
she must have been undervaluing
we must have been undervaluing
you must have been undervaluing
they must have been undervaluing	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must not undervalue
you must not undervalue
she must not undervalue
we must not undervalue
you must not undervalue
they must not undervalue 	I must not be undervaluing
you must not be undervaluing
she must not be undervaluing
we must not be undervaluing
you must not be undervaluing
they must not be undervaluing	I must not have undervalued
you must not have undervalued
she must not have undervalued
we must not have undervalued
you must not have undervalued
they must not have undervalued	I must not have been undervaluing
you must not have been undervaluing
she must not have been undervaluing
we must not have been undervaluing
you must not have been undervaluing
they must not have been undervaluing	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I undervalue?
must you undervalue?
must she undervalue?
must we undervalue?
must you undervalue?
must they undervalue? 	must I be undervaluing?
must you be undervaluing?
must she be undervaluing?
must we be undervaluing?
must you be undervaluing?
must they be undervaluing? 	must I have undervalued?
must you have undervalued?
must she have undervalued?
must we have undervalued?
must you have undervalued?
must they have undervalued? 	must I have been undervaluing?
must you have been undervaluing?
must she have been undervaluing?
must we have been undervaluing?
must you have been undervaluing?
must they have been undervaluing? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I not undervalue?
must you not undervalue?
must she not undervalue?
must we not undervalue?
must you not undervalue?
must they not undervalue? 	must I not be undervaluing?
must you not be undervaluing?
must she not be undervaluing?
must we not be undervaluing?
must you not be undervaluing?
must they not be undervaluing? 	must I not have undervalued?
must you not have undervalued?
must she not have undervalued?
must we not have undervalued?
must you not have undervalued?
must they not have undervalued? 	must I not have been undervaluing?
must you not have been undervaluing?
must she not have been undervaluing?
must we not have been undervaluing?
must you not have been undervaluing?
must they not have been undervaluing?