could catalyze
Regelmä&szlig;iges Verb: catalyze - catalyzed- catalyzed

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could catalyze
you could catalyze
he could catalyze
we could catalyze
you could catalyze
they could catalyze 	I could be catalyzing
you could be catalyzing
he could be catalyzing
we could be catalyzing
you could be catalyzing
they could be catalyzing	I could have catalyzed
you could have catalyzed
he could have catalyzed
we could have catalyzed
you could have catalyzed
they could have catalyzed	I could have been catalyzing
you could have been catalyzing
he could have been catalyzing
we could have been catalyzing
you could have been catalyzing
they could have been catalyzing	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could not catalyze
you could not catalyze
he could not catalyze
we could not catalyze
you could not catalyze
they could not catalyze 	I could not be catalyzing
you could not be catalyzing
he could not be catalyzing
we could not be catalyzing
you could not be catalyzing
they could not be catalyzing	I could not have catalyzed
you could not have catalyzed
he could not have catalyzed
we could not have catalyzed
you could not have catalyzed
they could not have catalyzed	I could not have been catalyzing
you could not have been catalyzing
he could not have been catalyzing
we could not have been catalyzing
you could not have been catalyzing
they could not have been catalyzing	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I catalyze?
could you catalyze?
could he catalyze?
could we catalyze?
could you catalyze?
could they catalyze? 	could I be catalyzing?
could you be catalyzing?
could he be catalyzing?
could we be catalyzing?
could you be catalyzing?
could they be catalyzing? 	could I have catalyzed?
could you have catalyzed?
could he have catalyzed?
could we have catalyzed?
could you have catalyzed?
could they have catalyzed? 	could I have been catalyzing?
could you have been catalyzing?
could he have been catalyzing?
could we have been catalyzing?
could you have been catalyzing?
could they have been catalyzing? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I not catalyze?
could you not catalyze?
could he not catalyze?
could we not catalyze?
could you not catalyze?
could they not catalyze? 	could I not be catalyzing?
could you not be catalyzing?
could he not be catalyzing?
could we not be catalyzing?
could you not be catalyzing?
could they not be catalyzing? 	could I not have catalyzed?
could you not have catalyzed?
could he not have catalyzed?
could we not have catalyzed?
could you not have catalyzed?
could they not have catalyzed? 	could I not have been catalyzing?
could you not have been catalyzing?
could he not have been catalyzing?
could we not have been catalyzing?
could you not have been catalyzing?
could they not have been catalyzing?