could firm
Regelmä&szlig;iges Verb: firm - firmed- firmed

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could firm
you could firm
she could firm
we could firm
you could firm
they could firm 	I could be firming
you could be firming
she could be firming
we could be firming
you could be firming
they could be firming	I could have firmed
you could have firmed
she could have firmed
we could have firmed
you could have firmed
they could have firmed	I could have been firming
you could have been firming
she could have been firming
we could have been firming
you could have been firming
they could have been firming	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I couldn't firm
you couldn't firm
she couldn't firm
we couldn't firm
you couldn't firm
they couldn't firm 	I couldn't be firming
you couldn't be firming
she couldn't be firming
we couldn't be firming
you couldn't be firming
they couldn't be firming	I couldn't have firmed
you couldn't have firmed
she couldn't have firmed
we couldn't have firmed
you couldn't have firmed
they couldn't have firmed	I couldn't have been firming
you couldn't have been firming
she couldn't have been firming
we couldn't have been firming
you couldn't have been firming
they couldn't have been firming	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I firm?
could you firm?
could she firm?
could we firm?
could you firm?
could they firm? 	could I be firming?
could you be firming?
could she be firming?
could we be firming?
could you be firming?
could they be firming? 	could I have firmed?
could you have firmed?
could she have firmed?
could we have firmed?
could you have firmed?
could they have firmed? 	could I have been firming?
could you have been firming?
could she have been firming?
could we have been firming?
could you have been firming?
could they have been firming? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
couldn't I firm?
couldn't you firm?
couldn't she firm?
couldn't we firm?
couldn't you firm?
couldn't they firm? 	couldn't I be firming?
couldn't you be firming?
couldn't she be firming?
couldn't we be firming?
couldn't you be firming?
couldn't they be firming? 	couldn't I have firmed?
couldn't you have firmed?
couldn't she have firmed?
couldn't we have firmed?
couldn't you have firmed?
couldn't they have firmed? 	couldn't I have been firming?
couldn't you have been firming?
couldn't she have been firming?
couldn't we have been firming?
couldn't you have been firming?
couldn't they have been firming?