could underheat
Regelmä&szlig;iges Verb: underheat - underheated- underheated

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could underheat
you could underheat
she could underheat
we could underheat
you could underheat
they could underheat 	I could be underheating
you could be underheating
she could be underheating
we could be underheating
you could be underheating
they could be underheating	I could have underheated
you could have underheated
she could have underheated
we could have underheated
you could have underheated
they could have underheated	I could have been underheating
you could have been underheating
she could have been underheating
we could have been underheating
you could have been underheating
they could have been underheating	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could not underheat
you could not underheat
she could not underheat
we could not underheat
you could not underheat
they could not underheat 	I could not be underheating
you could not be underheating
she could not be underheating
we could not be underheating
you could not be underheating
they could not be underheating	I could not have underheated
you could not have underheated
she could not have underheated
we could not have underheated
you could not have underheated
they could not have underheated	I could not have been underheating
you could not have been underheating
she could not have been underheating
we could not have been underheating
you could not have been underheating
they could not have been underheating	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I underheat?
could you underheat?
could she underheat?
could we underheat?
could you underheat?
could they underheat? 	could I be underheating?
could you be underheating?
could she be underheating?
could we be underheating?
could you be underheating?
could they be underheating? 	could I have underheated?
could you have underheated?
could she have underheated?
could we have underheated?
could you have underheated?
could they have underheated? 	could I have been underheating?
could you have been underheating?
could she have been underheating?
could we have been underheating?
could you have been underheating?
could they have been underheating? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I not underheat?
could you not underheat?
could she not underheat?
could we not underheat?
could you not underheat?
could they not underheat? 	could I not be underheating?
could you not be underheating?
could she not be underheating?
could we not be underheating?
could you not be underheating?
could they not be underheating? 	could I not have underheated?
could you not have underheated?
could she not have underheated?
could we not have underheated?
could you not have underheated?
could they not have underheated? 	could I not have been underheating?
could you not have been underheating?
could she not have been underheating?
could we not have been underheating?
could you not have been underheating?
could they not have been underheating?