can riff
Regelmä&szlig;iges Verb: riff - riffed- riffed

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I can riff
you can riff
she can riff
we can riff
you can riff
they can riff 	I can be riffing
you can be riffing
she can be riffing
we can be riffing
you can be riffing
they can be riffing	I can have riffed
you can have riffed
she can have riffed
we can have riffed
you can have riffed
they can have riffed	I can have been riffing
you can have been riffing
she can have been riffing
we can have been riffing
you can have been riffing
they can have been riffing	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I can't riff
you can't riff
she can't riff
we can't riff
you can't riff
they can't riff 	I can't be riffing
you can't be riffing
she can't be riffing
we can't be riffing
you can't be riffing
they can't be riffing	I can't have riffed
you can't have riffed
she can't have riffed
we can't have riffed
you can't have riffed
they can't have riffed	I can't have been riffing
you can't have been riffing
she can't have been riffing
we can't have been riffing
you can't have been riffing
they can't have been riffing	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
can I riff?
can you riff?
can she riff?
can we riff?
can you riff?
can they riff? 	can I be riffing?
can you be riffing?
can she be riffing?
can we be riffing?
can you be riffing?
can they be riffing? 	can I have riffed?
can you have riffed?
can she have riffed?
can we have riffed?
can you have riffed?
can they have riffed? 	can I have been riffing?
can you have been riffing?
can she have been riffing?
can we have been riffing?
can you have been riffing?
can they have been riffing? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
can't I riff?
can't you riff?
can't she riff?
can't we riff?
can't you riff?
can't they riff? 	can't I be riffing?
can't you be riffing?
can't she be riffing?
can't we be riffing?
can't you be riffing?
can't they be riffing? 	can't I have riffed?
can't you have riffed?
can't she have riffed?
can't we have riffed?
can't you have riffed?
can't they have riffed? 	can't I have been riffing?
can't you have been riffing?
can't she have been riffing?
can't we have been riffing?
can't you have been riffing?
can't they have been riffing?