can underuse
Regelmä&szlig;iges Verb: underuse - underused- underused

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I can underuse
you can underuse
she can underuse
we can underuse
you can underuse
they can underuse 	I can be underusing
you can be underusing
she can be underusing
we can be underusing
you can be underusing
they can be underusing	I can have underused
you can have underused
she can have underused
we can have underused
you can have underused
they can have underused	I can have been underusing
you can have been underusing
she can have been underusing
we can have been underusing
you can have been underusing
they can have been underusing	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I cannot underuse
you cannot underuse
she cannot underuse
we cannot underuse
you cannot underuse
they cannot underuse 	I cannot be underusing
you cannot be underusing
she cannot be underusing
we cannot be underusing
you cannot be underusing
they cannot be underusing	I cannot have underused
you cannot have underused
she cannot have underused
we cannot have underused
you cannot have underused
they cannot have underused	I cannot have been underusing
you cannot have been underusing
she cannot have been underusing
we cannot have been underusing
you cannot have been underusing
they cannot have been underusing	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
can I underuse?
can you underuse?
can she underuse?
can we underuse?
can you underuse?
can they underuse? 	can I be underusing?
can you be underusing?
can she be underusing?
can we be underusing?
can you be underusing?
can they be underusing? 	can I have underused?
can you have underused?
can she have underused?
can we have underused?
can you have underused?
can they have underused? 	can I have been underusing?
can you have been underusing?
can she have been underusing?
can we have been underusing?
can you have been underusing?
can they have been underusing? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
can I not underuse?
can you not underuse?
can she not underuse?
can we not underuse?
can you not underuse?
can they not underuse? 	can I not be underusing?
can you not be underusing?
can she not be underusing?
can we not be underusing?
can you not be underusing?
can they not be underusing? 	can I not have underused?
can you not have underused?
can she not have underused?
can we not have underused?
can you not have underused?
can they not have underused? 	can I not have been underusing?
can you not have been underusing?
can she not have been underusing?
can we not have been underusing?
can you not have been underusing?
can they not have been underusing?